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Best Air Compressor To Keep In Car (2024 Update)

If you’re looking for a handy tool to keep in your car for emergencies or to inflate tires on-the-go, an air compressor is a great option. However, not all air compressors are created equal, and it’s important to consider a few factors before making a purchase.

When shopping for a portable air compressor to keep in your car, consider the size and weight of the unit, as well as its power source. Look for a compressor that is compact and lightweight, so it won’t take up too much space in your trunk. Also, consider if you want a compressor that runs on battery power or plugs into your car’s cigarette lighter. The power source will determine how long you can use the compressor for and how quickly it can inflate your tires.

Some other factors to consider include the maximum air pressure the compressor can reach, the noise level when in use, and any additional features such as a built-in flashlight or pressure gauge. With so many options available, it’s important to do your research before making a purchase to ensure that you find the best air compressor to fit your specific needs.

Are you tired of having to rely on gas station air pumps that are often out of service or charge a fee? Do you want to be prepared for emergencies on the road? If so, keep reading to find out some of the top air compressors to keep in your car, and what features to look for before making a purchase.

10 Best Air Compressor To Keep In Car

# Product Image Product Name Product Notes Check Price
1
The product is ideal for inflating car tires, SUVs, off-road vehicles, trailers, trucks, bikes, and air beds with its powerful compressor.
2
The product is ideal for inflating car tires, bike tires, pool toys, basketballs, and balloons with its pressure gauge and adaptors.
3
Ideal for inflating car tires and other inflatable items quickly and easily with its portable design and LED light.
4
Ideal for quickly inflating tires on cars, RVs, SUVs, and off-road vehicles with a maximum pressure of 150 PSI.
5
Ideal for inflating truck, jeep, SUV and car tires with a maximum working pressure of 150PSI.
6
Ideal for inflating and deflating car tires with 3 power supply options (110V AC, 12V DC, 20V battery) and a digital pressure gauge.
7
This product is ideal for inflating tires of vehicles such as cars, SUVs and trucks, with a repair kit and toolbox included.
8
Ideal for quickly inflating car, motorcycle, and bike tires, as well as sports balls with powerful and portable air compressor.
9
It is an ideal tire inflator pump for both cars and homes, with AC/DC compatibility and swift performance.
10
The product is ideal for inflating tires and other objects with a max pressure of 150 PSI, using a rechargeable battery.
The product is ideal for inflating car tires, SUVs, off-road vehicles, trailers, trucks, bikes, and air beds with its powerful compressor.
The product is ideal for inflating car tires, bike tires, pool toys, basketballs, and balloons with its pressure gauge and adaptors.
Ideal for inflating car tires and other inflatable items quickly and easily with its portable design and LED light.
Ideal for quickly inflating tires on cars, RVs, SUVs, and off-road vehicles with a maximum pressure of 150 PSI.
Ideal for inflating truck, jeep, SUV and car tires with a maximum working pressure of 150PSI.
Ideal for inflating and deflating car tires with 3 power supply options (110V AC, 12V DC, 20V battery) and a digital pressure gauge.
This product is ideal for inflating tires of vehicles such as cars, SUVs and trucks, with a repair kit and toolbox included.
Ideal for quickly inflating car, motorcycle, and bike tires, as well as sports balls with powerful and portable air compressor.
It is an ideal tire inflator pump for both cars and homes, with AC/DC compatibility and swift performance.
The product is ideal for inflating tires and other objects with a max pressure of 150 PSI, using a rechargeable battery.

1. Powerpump: 150 Psi Portable Tire Inflator

This double cylinder air compressor tire inflator is a must-have for any car owner. With its impressive speed and accuracy, it easily outperforms other inflators on the market. The 12V portable air compressor can inflate a tire in 2 minutes or less, thanks to its double cylinders that produce a flow of 70L/min and max out at 150 Psi. That's 4 times faster than other inflators.

The package comes complete with all the accessories needed for tire inflation, including an 11.5ft extension air hose, nozzle adapters, a spare fuse, heavy-duty cables and clamps, and a travel carry bag. Measuring a compact 8.7” (L) x 7.1” (H) x 3.1” (W), it's easy to take anywhere without worrying about bulk.

This metal tire air compressor features an LED light on the side that provides bright illumination even in low-light conditions, making it easy to inflate your tires on the side of the road at night. The dial pressure gauge offers superior accuracy compared to digital tire inflators, so you can be sure your tires are at the right pressure.

This portable tire inflator with gauge works with most vehicles, including off-road SUVs, minivans, sedans, pickup trucks, RV trailers, bicycles, dinghies, and air beds. It comes with multiple adapters to match your nozzle, making it versatile and easy to use. Simply hook it up to your car battery or cigarette lighter to power it up.

Constructed with heavy-duty metal, this electric air pump is built to last. Its pure copper connector never rusts, while rubber feet provide great stability and less noise. It's a reliable and durable investment that will serve you well for years to come. So why wait? Invest in this heavy-duty air compressor today and enjoy fast, efficient tire inflation whenever you need it.

2. Mini Air Pump With Gauge & Adaptors" By Windgallop.

The WindGallop Auto Tire Inflator is a convenient and efficient device for inflating tires of various vehicles. Its user-friendly design allows for easy operation by simply plugging it into the 12V power outlet in any car and attaching the hose to the tire that needs inflating. The power button is easily accessible, and the analog tire pressure gauge indicates the current PSI (BAR) for precise inflation.

The small air compressor utilizes a unique turbocharged movement, which makes it more powerful, less noisy, and more stable than other inflators. It can inflate a 195/65R15 car tire from 0 to 35psi in just five minutes, making it a fast and efficient tool for emergency tire inflation.

The WindGallop Auto Tire Inflator comes with three valve adaptors, making it suitable for inflating not only car tires but also bikes, motorbikes, midsize SUVs, and sports equipment such as swimming rings, pool toys, basketballs, soccer balls, and other inflatables.

With a power cord length of 10.1ft (3m) and an air hose length of 1.6ft (0.48m), the electric tire pump has a reach of 11.7ft (3.48m), making it easy to reach each tire comfortably. This feature ensures that the device can be used with ease, no matter the size of the vehicle.

WindGallop provides a warranty and excellent customer service, assuring customers that they will receive a new replacement or a full refund under normal use. If there are any issues with the car tire inflator pump, customers can contact the company for assistance.

3. Digital Air Compressor For Car Auto Pump Portable Tire Inflator With Led Light Dc 12v, Red

The Carsun Portable Air Compressor is a versatile and efficient device that can help you inflate your tires and other inflatables quickly and easily. With a maximum pressure of 150 PSI and air flow of 35L/min, this air compressor can inflate a 195/65/R15 car tire from 0 to 35psi in just under five minutes, making it much faster and more effective than traditional pumps out there.

One of the standout features of the Carsun Portable Air Compressor is its ease of use. Simply plug the power cable into your car's 12V power outlet, attach the inflation nozzle to the tire valve, set the desired pressure value, and press the switch to start inflating. The air compressor pump will automatically shut off when the tire reaches the desired pressure level, which means you don't have to worry about over-inflating and causing damage.

In addition to its impressive performance, the Carsun Portable Air Compressor also comes with a range of other features that make it a great choice for drivers. The device features a large, high-precision display that allows you to check the tire pressure and preset the desired pressure values with ease. It also comes with bright, long-lasting LED lights that make it easy to use in low-light conditions.

With a 10ft power cord and inflatable adaptors that include four additional nozzles, the Carsun Portable Air Compressor is a versatile tool that can be used on a wide range of inflatables. It's perfect for cars, bikes, motorbikes, ATVs, SUVs, air mattresses, inflatable boats, balls, and more. However, it's important to note that it's not suitable for use on trucks or motor lorries.

The manufacturer is committed to providing high-quality products and services to every customer, which is why they offer a worry-free guarantee. If you have any questions or concerns about the Carsun Portable Air Compressor, you can email the manufacturer directly, and they'll do their best to help you solve any problems you may encounter.

4. Dual Power Portable Tire Inflator

The Neakhmer 12V Portable Air Compressor is a powerful and accurate tire inflator that comes with several convenient features. With a 120W high-power motor, this air compressor can inflate a 195/55/R15 car tire from 15psi to 35psi in just 5 minutes. Its digital dial accurately displays the current tire pressure in real-time, ensuring you inflate your tires to the desired pressure level.

Operating this tire inflator is simple and user-friendly. Simply plug the power into the car cigarette lighter, start the car, set the required pressure, and the tire inflator will automatically shut down once it reaches the preset pressure. It is recommended to set the pressure 1-2psi higher since a small amount of gas will leak when the tire is disconnected from the air compressor.

The Neakhmer 12V Portable Air Compressor is designed with portability and convenience in mind. Weighing only 3.23Ib, it is compact and easy to store in your car or garage. The pure copper motor has high speed and low resistance, which reduces noise while increasing the inflation speed. It also comes with an LED flashlight with an individual control switch, making it easy to use at night and avoid potential hazards during operation.

This air compressor comes with a 9.8-foot power cord and three air nozzle accessories, allowing you to inflate a wide range of items such as cars, motorcycles, bicycles, inflatable boats, balls, and air cushions. It also has four pressure units (PSI, kPa, BAR, KG/CM2) compatible with 12V, 15A cigarette lighters.

The Neakhmer 12V Portable Air Compressor is backed by a 45-day return and replacement warranty to ensure customer satisfaction. Please note that the maximum continuous inflation time is 15 minutes.

5. Offroad Tire Inflation Kit – Viair 300p

The product being described is a powerful air compressor designed to cater to various inflation needs. It boasts of a 12-volt engine that requires to be running during use to achieve maximum efficiency. With a maximum working pressure of 150 PSI and a 33% duty cycle, this air compressor is capable of delivering air to tires, inflatables, and other inflatables with impressive speed and precision.

The 2.40 CFM free flow is a testament to the superior quality of this product. The compressor has direct heavy-duty dual battery clamps with a 40-amp inline fuse, which ensures safety during use. These clamps are durable, making them ideal for extended use without any fear of degradation.

The air compressor's compact design makes it easy to store and transport, taking up minimal space in your trunk or garage. This feature makes it an ideal accessory for car owners who want to maintain the correct tire pressure while on the go. The compressor's sleek design ensures that it blends effortlessly with the rest of your car's accessories.

6. Powerpump: 3-In-1 Tire Inflator & Deflator

The WORKSITE tire inflator is a versatile and powerful tool that can be used at home or on-the-go. With its triple power supply, you can choose from 110V AC, 12V DC, or a 20V battery to inflate all types of tires and inflatables.

Whether you need high pressure or high flow, the WORKSITE tire inflator has got you covered. With a simple press of a button, you can switch between the two modes. The high-pressure mode is ideal for car, bike, or motorcycle tires, as well as sports balls and inflatable pool toys. The high-flow mode, on the other hand, is perfect for inflating or deflating air rafts, air mattresses, floats, and other low-pressure, high-flow items.

Thanks to its two powerful motors, the WORKSITE tire inflator can pump air into a standard or mid-sized car tire from 0-36 PSI in just 3-5 minutes. This makes it an essential tool to keep in your garage or take with you on the road as part of your vehicle emergency kit.

The WORKSITE tire inflator also comes equipped with several safety features. You can preset the desired value, and the tire pump will automatically stop when it reaches that value, ensuring you don't overinflate and causing damage. Additionally, two bright LED lights make it easy to use the tire inflator in low visibility conditions and prepare for emergencies.

In the package, you'll receive the WORKSITE air compressor tire inflator, a 2.0Ah Lithium-ion battery pack, a charger, a ball needle, a schrader-presta valve adapter, a nozzle adapter, and a user manual. With this tire inflator, you'll have everything you need to keep your tires inflated and your inflatables ready for use.

7. Gspscn Dual Cylinder Air Compressor: Inflator & Repair Kit

The GSPSCN Heavy Duty Double Cylinder Portable Air Compressor is the perfect tool for inflating tires quickly and easily. With a maximum pressure of 150PSI and an air flow of 70L/min, this air pump can inflate a standard vehicle tire in just 2 minutes (200/70/R18, 0-40psi).

Equipped with bright and long-lasting LED lights, this portable air pump makes it easy to operate or make quick repairs in the dark. This feature also ensures that you can be seen in an emergency, helping you avoid potential dangers.

The GSPSCN air compressor is constructed with a premium and durable metal body, grounded by an anti-vibration rubber mat to prevent unwanted movement. The anti-ageing rubber air hose features a solid metal twist-connect nozzle, ensuring a secure, hands-free seal to tire valves during inflation.

For easy storage, a FREE toolbox is included with the air compressor. Additionally, a tire repair kit is also included in the toolbox, which includes pliers, a knife, screwdrivers, tire repair strips, a split-eye insertion needle, and a rasp tool. This kit is perfect for addressing any tire leaks on the go.

Please note that if the inflator does not work, it is recommended to use the battery clamp. The two-cylinder air pump has a relatively large current (about 25A), and some car cigarette lighters do not support strong currents.

GSPSCN offers 24-hour customer service, ensuring that any questions or concerns are promptly addressed. With its durable design, bright LED lights, and included repair kit, the GSPSCN Heavy Duty Double Cylinder Portable Air Compressor is a must-have for any vehicle owner.

8. Zancedy Fast Inflate Air Pump-Fits Every Need!

Zancedy mini portable tire inflator for cars is a versatile and powerful device that can inflate your tires quickly and efficiently. This tire inflator is equipped with a 28-cylinder air cylinder that can provide a maximum pressure of 150 PSI and an airflow of 40L/Min. It is embedded with a high-performance chip that can quickly inflate a car tire from 0 to 36 PSI in less than 5 minutes or refill a car tire within 1 minute in daily situations (28-36 PSI). This tire inflator is perfect for daily needs or emergencies. Please note that the testing data is based on a flat standard tire 185/65/R15.

The Zancedy mini portable tire inflator for cars comes with a powerful 7800mAh battery that ensures you don't have to worry about battery life. It can inflate 18 car tires from 28-35 PSI or 32 road bike tires in just one charge. This completely solves the issue of ordinary battery inflators that don't hold the charge, have a small range of adaptable tires, and a short duration of inflation. With this tire inflator, you can now overturn your previous impression of battery inflators.

The subversive design of this tire inflator makes it easy to use. It is only 1.65*3.11*5.91 inches in size and can be easily put into your backpack or pocket. You don't even need to read the directions to use it. Just find things that make your life easier. You no longer have to go to the gas station to look for change for those overpriced air pumps.

This digital air pump for car tires has a large LCD digital display screen with 4 pressure measurement units – PSI, KPA, BAR, KG/CM. It reports real-time accurate detection data, allowing you to know your tire pressure at a glance. This tire inflator also provides you with the auto shut off function at the desired level to avoid over-inflating your tires. This makes it safer and more convenient to use. Zancedy smart portable air compressor for cars has got your back!

The Zancedy mini portable tire inflator for cars is also equipped with bright LED lights with 2 lighting modes (Bright & Flashing mode) that make it suitable for roadside emergencies. It comes with a variety of accessories, including a USB C charge cable, ball needle, bike needle, long air nozzle, short air nozzle, and a cloth store bag, ensuring you have a worry-free use in various applications. If you experience any issues, please feel free to contact their lifetime customer care for help.

9. Swiftpro Portable Tire Inflator Pump By Kensun

The dual solid metal motors of Kensun's tire inflator provide a powerful and efficient tool for fast and easy inflation. Its unique AC/DC technology allows for a seamless transition between 12V car cigarette lighter plug and 110V wall plug for home use, providing users with the flexibility to inflate tires anywhere.

Thanks to its auto shut-off digital gauge, this inflator automatically shuts off when the preset pressure is attained. Its large, bright, back-lit LCD display with unit conversion (PSI/Bar/KPA) makes it super easy and safe to operate.

This multi-purpose inflator is designed to inflate tires of cars, bikes, sedan, and midsize SUVs. It comes with adaptors for balls and inflatables, making it a useful tool for various situations. However, please note that the Presta valve adaptor is not included.

Kensun's tire inflator is built to last, ensuring that you get high-quality, durable construction that has been tested rigorously. This makes it an excellent investment for anyone looking for a reliable tire inflator that can handle various inflation needs.

10. Eastvolt 12v Multi-Purpose Air Compressor

Introducing the powerful and convenient 1500mAh rechargeable air compressor, perfect for inflating a variety of items quickly and efficiently. Whether you need to inflate your car, bike, motorcycle, or even sports equipment and toys, this air compressor has got you covered.

Equipped with a power display, you can easily preset the desired tire pressure with four different unit values to choose from, including PSI, bar, kpa, and kg/cm². This helps to ensure that your tires are always inflated to the optimal level, improving their lifespan and overall performance.

Designed with convenience in mind, this air compressor boasts a uniquely shaped pistol-style design that is both portable and easy to use, whether it's day or night. The built-in LED light provides added visibility, making it easy to use in any lighting condition.

With a maximum inflatable pressure of 150Psi, this air compressor is suitable for a range of vehicles, including small to medium-sized cars and SUVs. The 20-inch (51cm) PVC air hose is long enough to prevent overheating during fast airflow, ensuring that the compressor remains cool and safe to use.

Crafted from high-quality materials, this air compressor is both durable and heat-resistant, ensuring that it will last for years to come. So, whether you're a frequent traveler or just need a reliable air compressor for your home, this 1500mAh rechargeable air compressor is an excellent choice.

Best Air Compressor To Keep In Car FAQs

Are there any safety features that I should consider when purchasing a car air compressor?

Yes, there are several safety features that you should consider when purchasing a car air compressor. One important feature is an automatic shut-off switch, which will turn off the compressor when it reaches a certain pressure level. This helps prevent over-inflation and potential damage to your tires.

Another important safety feature is a pressure gauge, which allows you to monitor the pressure levels and adjust them accordingly. A built-in safety valve can also help prevent over-inflation and release pressure if necessary.

It's also important to consider the quality of the materials used in the construction of the compressor. Look for models that are made with durable materials and have safety certifications from reputable organizations.

Overall, when purchasing a car air compressor, be sure to prioritize safety features and choose a model that is reliable and built to last.

Can a portable air compressor be used to inflate other items besides car tires?

Yes, a portable air compressor can be used to inflate other items besides car tires. Depending on the type of air compressor, it may come with a variety of nozzles and attachments that can be used for inflating different items. For example, some air compressors come with a sports ball needle that can be used to inflate balls, while others have a nozzle for inflating air mattresses or inflatable toys. It is important to check the manufacturer's instructions before using the air compressor to inflate any item besides car tires to ensure that you are using the appropriate nozzle and following the recommended pressure guidelines. Additionally, if you plan on using your portable air compressor for inflating a variety of items, it may be worth investing in additional nozzles or attachments to make the process easier and more efficient.

How long does it take for a car air compressor to fully inflate a tire?

The time it takes for a car air compressor to fully inflate a tire varies depending on the size of the tire and the power of the compressor. Generally, it takes around 3-5 minutes to inflate a tire from 0 to 30 PSI. However, if the tire is completely flat, it may take longer to inflate.

It is important to note that overinflating the tire can be dangerous and cause blowouts. It is recommended to check the manufacturer's recommended tire pressure and inflate the tire accordingly.

To ensure efficient and safe inflation, it is also important to regularly maintain the air compressor and follow the instructions provided by the manufacturer. This includes checking the oil level, cleaning the air filter, and properly storing the compressor when not in use.

How powerful should the air compressor be to effectively inflate car tires?

The power of an air compressor needed to inflate car tires depends on the size of the tires and the desired pressure level. A typical car tire requires about 30 to 35 PSI (pounds per square inch) of pressure, while larger tires like truck or SUV tires may require up to 80 PSI. Therefore, the power of the air compressor should be able to generate the required pressure level for the tire.

For most cars, a small, portable air compressor with a 1-2 HP motor and a 2-6 gallon tank should be sufficient to inflate tires effectively. These types of compressors usually provide enough pressure to inflate tires quickly and easily. However, if you have larger tires or want to inflate tires quickly, you may need a more powerful air compressor with a larger tank and motor.

It’s important to note that you should always check the manufacturer's recommendations for your specific car and tire before inflating. Overinflating tires can be dangerous, and underinflating can cause poor fuel economy and reduce the lifespan of your tires.

Is it necessary to have a built-in pressure gauge on a car air compressor?

Having a built-in pressure gauge on a car air compressor is not absolutely necessary, but it is highly recommended. A pressure gauge is an essential tool that helps you monitor the air pressure in your car tires. It allows you to inflate the tires to the correct pressure level and prevents over-inflation, which can cause damage to the tires or even a blowout.

Without a pressure gauge, you would have to rely on guesswork or a separate gauge to check the pressure level, and this can be time-consuming and inconvenient. A built-in pressure gauge is convenient and saves time, especially when you need to inflate your tires on the go.

Moreover, some car air compressors come with automatic shutoff mechanisms that prevent over-inflation, but they rely on the pressure gauge to measure the pressure accurately. Therefore, having a reliable pressure gauge is crucial for the safety and longevity of your car tires.

In conclusion, while it is not mandatory to have a built-in pressure gauge on a car air compressor, it is highly recommended for convenience, accuracy, and safety.

Should I choose a corded or cordless air compressor for my car?

Choosing between a corded or cordless air compressor for your car depends on your personal preferences and usage. A corded air compressor requires a power outlet to operate and typically offers more power and faster inflation times than cordless models. It's also a great option if you plan to use the compressor for extended periods of time without worrying about battery life. However, it's less portable and can be more cumbersome to use in remote areas or when you're on the go.

On the other hand, a cordless air compressor offers more portability and convenience, as it doesn't require an outlet. It's perfect for quick and easy inflation jobs and for use in remote areas where a power source is not available. However, it typically has a lower power output and shorter run time due to the battery limitations.

In summary, if you need more power and don't mind being tethered to a power outlet, a corded air compressor may be the better option. However, if you prioritize portability and convenience, a cordless air compressor may be more suitable for your needs.

What features should I look for when choosing an air compressor to keep in my car?

When choosing an air compressor to keep in your car, there are several features that you should consider to ensure that you are getting the best one for your needs.

Firstly, you should consider the size and weight of the air compressor. Since you will be keeping it in your car, you will want it to be compact and lightweight so that it doesn't take up too much space or add too much weight to your vehicle.

Secondly, you should look for an air compressor with a high enough PSI (pounds per square inch) to inflate your car tires. Most car tires require between 30 and 35 PSI, so a compressor with a maximum PSI of at least 100 would be sufficient.

You should also consider the length of the power cord and air hose, as well as the type of connector it uses. Make sure that the compressor comes with all the necessary attachments and adapters to connect to your car's tires.

Lastly, you may want to consider additional features such as a built-in pressure gauge, automatic shut-off, and a carrying case for easy storage and transportation. By considering these features, you can find an air compressor that is reliable, efficient, and easy to use in case of emergencies while on the road.

What is the average lifespan of a car air compressor and how often should it be replaced?

The average lifespan of a car air compressor can vary depending on several factors, such as the make and model of the vehicle, the frequency of use, and the maintenance routine. In general, a well-maintained car air compressor can last anywhere from 100,000 to 150,000 miles. However, if the compressor is not maintained properly, it can fail prematurely.

To ensure that your car air compressor lasts as long as possible, it is essential to follow the manufacturer's recommended maintenance schedule. This may include regular inspections, cleaning, and lubrication of the compressor components. In addition, it is important to replace the compressor's oil and refrigerant as specified by the manufacturer.

If you notice any signs of compressor failure, such as unusual noises or reduced cooling performance, it is important to have your vehicle inspected by a qualified mechanic. Depending on the severity of the issue, it may be necessary to replace the compressor to avoid further damage to the vehicle's air conditioning system.

What is the best air compressor to keep in a car for emergency situations?

When it comes to selecting an air compressor for emergency situations, there are a few factors to consider. The first and most important factor is portability. You want an air compressor that is compact and lightweight so that it doesn’t take up too much space in your car and can be easily transported. Additionally, you want an air compressor that is easy to use and can inflate your tires quickly.

One popular option is the VIAIR 85P Portable Air Compressor. It is small enough to fit in your trunk and can be powered by your car’s cigarette lighter. It also has a maximum working pressure of 60 PSI and can inflate a standard tire in under five minutes.

Another good option is the Kensun AC/DC Digital Tire Inflator. It is also compact and lightweight and can be powered by your car’s cigarette lighter or a wall outlet. It has a maximum working pressure of 100 PSI and comes with a digital pressure gauge to ensure accurate inflation.

Ultimately, the best air compressor for emergency situations is one that is portable, easy to use, and can inflate your tires quickly.

What is the ideal size and weight for a car air compressor that I can easily store in my trunk?

The ideal size and weight for a car air compressor that can be stored in the trunk would depend on your personal preferences and needs. However, generally, a portable air compressor that is lightweight and compact enough to fit in your trunk while leaving enough space for other items is ideal. A weight of around 5 to 10 pounds and a size of approximately 10 x 10 x 6 inches could be a good starting point. Additionally, it is important to consider the maximum pressure and airflow of the compressor to ensure that it is suitable for your car's tires. It is also advisable to choose a compressor with a long power cord and air hose to enable you to reach all four tires without having to move the compressor around. Overall, the best size and weight for a car air compressor would depend on your personal needs and the type of car you have.