5/51 rating

To meet your household or garage tools powering needs, consider purchasing the best 20 gallon air compressor. This device may be quite high-output, powerful, but extremely portable and compact. But for the tank capacity, airflow rate and the key parts’ strength and durability matters. With such a perfect compressor, you can avoid long and exhausting everyday commute, and do the job in a home workshop. Meanwhile, a unit of this kind won’t clog up or mess your garage, and your workspace will remain clean and neat. So, let’s study several 20 gallon air compressor reviews, before selecting the most convenient, affordable and top-quality device that is suitable for your forthcoming renovation, DIY, or vehicle maintenance project.

The 5 Best 20 Gallon Air Compressors for 2021

Industrial Air IL1682066.MN: The Best 20 Gallon Air Compressor for Heavy-Duty Use

Industrial Air IL1682066.MN

Coming with V-twin cylinder, 10’ flywheel, extremely reliable ball bearings, stainless steel valves, and large tires, the compressor stands out from its counterparts by outstanding maneuverability, ease of use and durability.

Its key features are significant for the units of this capacity:

  • max 135 PSI
  • 5.3 CFI @ 90 PSI
  • 1.6 HP

The unit is not the most lightweight or compact, but it can be easily moved throughout the garage, house or workshop. That’s why I recommend it for the renovation application and for contractors.

Splash oil lubrication pump type requires regular maintenance, but it guarantees efficiency and long-lasting operation. Additionally, the motor is dual voltage, allowing converting from 120V to 240V, according to the outstanding tasks and projects.

Therefore, thanks to the unit’s reliability and amazing performance, it is top-rated, coming with multiple positive 20 gallon air compressor reviews. Meanwhile, no significant drawbacks are discovered, no complaints are specified.

  • efficient
  • heavy-duty
  • high performance
  • maneuverable
  • durable
  • dual-voltage motor
  • strong and reliable key parts
  • well-built
  • belt-driven
  • functional
  • quiet (78 dBA)
  • 2-year warranty
  • not the most affordable
  • heavy-weight
  • single-stage
  • the motor is presumably made in China

DeWalt DXCMPA 1982054: The Best 20 Gal Air Compressor for Exacting Users

DeWalt DXCMPA 1982054

Due to the special pump design, DeWalt products are extremely powerful and durable. The gas-powered unit is a perfect example. Its specifications are extremely notable for the tank capacity:

  • max 155 PSI
  • 7.0 CFM @ 90 PSI
  • 1.9 HP motor

As well as the previous product, the compressor is equipped with a regulator, switch and dual voltage engine. The wheels are also large and reliable. Meanwhile, the compressor’s or the brand’s distinctive feature is its low pump speed, showing only 779 RPM. It ensures noiseless, efficient operation and extremely high performance.

Thus, the 20 gallon portable air compressor is designed for commercial, everyday use, serious handymen and homeowners, contractors. Due to top-quality components such as the valves made of stainless steel, flywheel and twin cylinder pump, ASME-certified tank, the compressor is powerful enough for heavy-duty pneumatic tools: sprayers, sanders, nail guns, grinders, etc.

It can be used even in a professional workshop or vehicle service center. So, looking for the most reliable and maximum performance unit, select Dewalt DXCMPA1982054 compressor. It’s definitely not very affordable, but the quality and durability are worth it.

  • maneuverable
  • heavy-duty
  • suitable for commercial applications
  • high-airflow
  • quiet
  • synthetic oil included
  • dual voltage
  • oil-lubricated
  • efficient cooling system
  • 2-year warranty
  • it takes some time to fill the tank
  • common oil drain issues

PorterCable PXCMF220VW: An Oil-Free, Lightweight and Affordable Air Compressor

PorterCable PXCMF220VW

The product that is moderately priced and produces moderate power, is quite reliable and maneuverable. It is low maintenance and easy-to-move, that’s why it’s the best 20 gallon air compressor for occasional use and various hobby projects. It’s perfect for renovation and maintenance applications, powering nailers, staplers, drills, impact wrenches when necessary and requiring no regular oiling. It may be not sufficient for everyday car painting or grinding, or it can collapse in a year of the operation or even faster.

The compressor’s specifications are not bad:

  • 1.5 HP
  • max 150 PSI
  • 40 CFM @ 90 PSI

The unit’s distinctive features are low voltage motor start-up and belt-free design. That’s why the compressor requires virtually no maintenance, operating for years. The 20 gallon electric air compressor is cost-efficient and durable. Additionally, being equipped with 7-inch wheels, it is perfectly maneuverable and user-friendly.

  • lightweight
  • maneuverable
  • low-maintenance
  • not expensive
  • oil-free
  • cost-efficient
  • low-voltage engine start
  • a bit loud (84dBA)
  • not powerful enough for heavy-use, consuming tools
  • 1-year warranty
  • not good for professional projects
  • voltage is not convertible

NorthStar: A Powerful Air Compressor for Heavy-Duty Use


The unit is portable, pretty compact, but not lightweight. As for me, it means that it has no plastic parts, but all key components like the pump, motor, tank, etc. are strong and thick-walled. The compressor is not very affordable, but it’s really durable, long-lasting and reliable. It is suitable for heavy-duty projects and continuous operation.

Thanks to innovative technologies and a dependable 2HP Honda GX160 OHV motor, the unit is long-lasting and safe-to-use. It is equipped with 2 cylinders and extremely efficient overheating protection. The compressor is the quietest 20 gallon air compressor, producing only up to 80 dB and low vibrations.

The pump is designed for 5,000 hours of continuous operation. Additionally, it’s specifications, such as max 135 PSI, 5.0 CFM @ 90 PSI are not bad for the portable and compact device. So, I recommend it for use with all kind of tools, including sanders, spray guns, airbrushes, etc.

  • 2-cylinder pump
  • 2HP, overheating-protected motor
  • low-vibration operation
  • quiet
  • powerful and heavy-duty
  • convertible to 230V
  • oil and filters are included
  • gas-powered and suitable for outdoor use
  • fast to fill the tank
  • heavy-weight
  • a restrictive regulator
  • the drain valve’s position is not convenient

Central Pneumatic, 2.5HP Unit: The Best 20 Gal Compressor for the Budget

Central Pneumatic, 2.5HP Unit

The compressor is affordable for any family budget, but it can be sufficient for solving occasional household, home improvement or car maintenance tasks. For example, it helps you to inflate tires or to screw some bolts.

The cheap 20 gallon air compressor comes with a powerful 2.5 HP motor (that is definitely made in China). Producing up to 125 PSI pressure and a quite significant airflow (4.7 CFM at 90 PSI), the compressor works great with ratchets and impact guns. Quite naturally, the output is not sufficient for grinders and sanders that are high-speed and consuming tools.

Due to foot stabilizers, vibration is reduced, the noise level is only about 64-65 dB. Thus, the product could be called the second quietest 20 gallon air compressor, but it actually sounds loud. Meanwhile, it is acceptable for hobby and household, occasional use. The only thing I don’t like are the wheels that are probably made of plastic and look not reliable at all.

  • lightweight
  • affordable
  • easy to maintain
  • quiet
  • powerful motor
  • reduced vibration
  • not reliable wheels
  • not good for high-speed tools
  • common pressure gauge and start-up issues
  • flimsy wheels
  • heats up in summer
  • requires maintenance and, sometimes, modifications

Buyers Guide

The best 20 gallon air compressor is essential for multiple home and car maintenance projects. This capacity is sufficient for powering medium speed tools like nail guns, ratchets, impact wrenches, etc. The unit helps you to rotate or inflate tires, perform some renovation jobs at home or in a DIY workshop. Sometimes, commercial use is possible as well.

Meanwhile, the compressors are portable, equipped with large, pneumatic wheels and easy-to-use. These options are ideal for homeowners and vehicle enthusiasts. Just don’t forget to hire a professional electrician to wire the unit, converting its voltage and maintain the compressor when necessary.


Having studied a lot of expert and customer 20 gallon compressor reviews, I picked up 5 models and brands that are reliable, long-lasting and powerful. I have tested them, evaluating their noise level, durability and efficiency.

Thus, generally, I can divide the compressors into 2 groups: top-quality, durable and heavy duty devices and the other ones that are lightweight, affordable and suitable for occasional use. The first ones are sufficient to power grinders, sanders and sprayers guns that are high-speed and energy-consuming. The other ones work great with nailers, impact wrenches and ratchets, and these tasks are often to be solved both within your home and garage.

Additional options, such as gas or electrical power source, overheating protection and voltage converting opportunities are essential in the certain cases. So, think through the forthcoming projects and your tool powering needs and select the best 20 gallon air compressor that meets your budget and requirements.