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A standard pancake compressor runs around 80 to 90 dB, which is a lawn mower in your garage. "Quiet" compressors use slower pumps and better housings to get into the 60s and low 70s, and every 10 dB is roughly half the perceived noise. Here is what that costs you in air, and the six we would buy, from the one you can run next to a sleeping baby to the one that still runs an impact wrench.
Our top picks at a glance
Decibels vs CFM: the trade you are making
Quiet pumps turn slower, and slower pumps move less air. That is the whole story. The California Air Tools 8010 is 60 dB because its pump runs at 1,680 RPM instead of 3,400; it also makes 2.2 CFM instead of 4. So the question is not "which is quietest" but "what is the quietest one that still runs my tools."
- Nailers, tires, blow gun: anything here works. Buy for noise: the 8010.
- Air ratchet, short impact bursts, 3/8" impact: 3 CFM minimum. The Kobalt 4.3 or Husky 4.5.
- 1/2" impact, die grinder, cutoff wheel for real: 4.5 to 5 CFM. The Kobalt 26 or Husky 27. Nothing under 70 dB does this.
- Sanders, paint guns: 6+ CFM. No quiet compressor in a big-box store does this; see the 60-gallon unit in our main compressor guide.
Six quiet compressors compared
| Model | Noise | CFM at 90 PSI | Tank | Max PSI | Price |
|---|---|---|---|---|---|
| California Air Tools 8010 | 60 dB | 2.2 CFM | 8 gal, steel | 120 PSI | ~$210 |
| Kobalt Quiet Tech 4.3-Gallon | About 70 dB | 3.0 CFM | 4.3 gal twin stack | 150 PSI | ~$237 |
| Husky 4.5-Gallon Quiet Twin Stack | 65 dB | 3.0 CFM | 4.5 gal twin stack | 175 PSI | ~$249 |
| Kobalt Quiet Tech 26-Gallon | About 72 dB | 4.5 CFM | 26 gal vertical | 150 PSI | ~$455 |
| DeWalt Xtreme Quiet 20-Gallon 2-Stage | About 73 dB | 4.0 CFM | 20 gal | 200 PSI | ~$522 |
| Husky 27-Gallon Quiet Vertical | 73 dB | 5.0 CFM | 27 gal vertical | 165 PSI | ~$399 |
Noise figures are manufacturer ratings; measurement distance varies by brand, so treat a 2 to 3 dB difference as a tie.
What we'd buy, and why
California Air Tools 8010
| Noise | 60 dB |
|---|---|
| Tank | 8 gal, steel |
| Air delivery | 2.2 CFM at 90 PSI |
| Max pressure | 120 PSI |
| Pump | Oil-free, 1 HP, 1,680 RPM |
Sixty decibels is a normal conversation. You can run this in an attached garage at night and nobody inside notices. The trade-off is air: 2.2 CFM at 90 PSI is nailers, tires, blow-off and brad work, not impact wrenches. If that describes your garage, this is the compressor to buy, and the reviews say the same thing 790 times.
- Quietest compressor you can buy at a big-box store
- Slow 1,680 RPM pump should outlast the screamers
- Eight gallons is a lot of storage for a quiet unit
- 2.2 CFM will not run an impact or a sander for long
- 120 PSI max, lower than the 150 to 175 PSI tools
Kobalt Quiet Tech 4.3-Gallon
| Noise | About 70 dB |
|---|---|
| Tank | 4.3 gal twin stack |
| Air delivery | 3.0 CFM at 90 PSI |
| Max pressure | 150 PSI |
| Pump | Oil-free |
The Kobalt twin-stack is the sweet spot for a two-car garage: a third more air than the California Air Tools, 150 PSI for framing nailers, still quiet enough to talk over. Lowe's runs it on sale constantly, so check the live price.
- 3 CFM at 90 PSI covers nailers, ratchets and short impact bursts
- 150 PSI, 2 couplers
- Compact; sits on a shelf
- Louder than the 8010; "quiet" here means 70, not 60
- Small tank cycles often with air tools
Husky 4.5-Gallon Quiet Twin Stack
| Noise | 65 dB |
|---|---|
| Tank | 4.5 gal twin stack |
| Air delivery | 3.0 CFM at 90 PSI |
| Max pressure | 175 PSI |
| Extras | Rubber wheels, 2 couplers, 3-year warranty |
Five decibels quieter than the Kobalt with the same 3 CFM, 175 PSI and wheels. This is the one to carry to a job: it rolls, it runs two guns, and it does not announce itself to the neighbors. The are mostly from people who did exactly that.
- 65 dB with real air output
- 175 PSI and wheels
- Three-year warranty
- Heavier than the Kobalt
- Twin tanks fill slower than a pancake
Kobalt Quiet Tech 26-Gallon
| Noise | About 72 dB |
|---|---|
| Tank | 26 gal vertical |
| Air delivery | 4.5 CFM at 90 PSI |
| Max pressure | 150 PSI |
| Pump | Oil-free, direct drive |
If you want to run a 1/2" impact wrench or a die grinder for real and still have a conversation in the garage, this is the floor. 4.5 CFM at 90 PSI with a 26-gallon tank means long runs before the pump kicks on, and when it does it is a hum, not a scream. It is the compressor we recommend in our main compressor guide for the same reasons.
- 4.5 CFM runs impacts, ratchets and grinders
- Big tank, fewer cycles
- Vertical; small footprint
- Needs a 15 A circuit to itself
- Not portable in any real sense
DeWalt Xtreme Quiet 20-Gallon 2-Stage
| Noise | About 73 dB |
|---|---|
| Tank | 20 gal |
| Air delivery | 4.0 CFM at 90 PSI |
| Max pressure | 200 PSI |
| Pump | Two-stage, oil-free |
The two-stage pump stores air at 200 PSI, so a 20-gallon tank acts like a bigger one and the pump runs less. Slightly less CFM than the Kobalt 26 but longer tool sessions between cycles. Worth it if you paint or sand; otherwise the Kobalt is the better buy.
- 200 PSI storage stretches the tank
- Two-stage pumps last
- Portable on wheels, barely
- Loudest of the "quiet" units here
- Pricier than the Kobalt for similar CFM
Husky 27-Gallon Quiet Vertical
| Noise | 73 dB |
|---|---|
| Tank | 27 gal vertical |
| Air delivery | 5.0 CFM at 90 PSI |
| Max pressure | 165 PSI |
| Pump | Oil-free, 1.9 HP |
Five CFM, 27 gallons, under $400. It is the least quiet compressor in this guide, but 73 dB is still half the noise of a standard pancake, and it moves more air than anything else here. If "quiet" is a preference and CFM is a requirement, start with this one.
- Most CFM in the guide
- Best price per CFM
- Big tank
- 73 dB: quieter than normal, not quiet
- Reviews mention long fill times from empty
Two ways to make any compressor quieter
- Put it somewhere else. Twenty-five feet of 3/8" hose costs $30 and moves the noise to a closet, a shed or the other side of a wall. Our air line calculator shows you lose almost nothing doing it.
- Put anti-vibration pads under the feet. A lot of the noise from a small compressor is the pump and tank vibrating against concrete. Four Foster Gamma Extreme AV-2 pads (2" x 2", rated 240 lb each), one under each foot, cost about $10 and also stop the compressor from walking across the floor.
For nailers and tires, the California Air Tools 8010 and nothing else; 60 dB is a different experience. For a garage that runs air tools, the Kobalt Quiet Tech 26-gallon is the quietest unit that actually keeps up. The Husky 4.5 is the right answer if it has to ride in a truck.
Related on Industrial Supply World
- Best air compressors for a home garage, the full lineup including the loud ones
- Best 1/2" air impact wrenches, and the CFM they need
- Air line sizing calculator
- Build your own air hose
Industrial Supply World is run by Mid-States Industrial Sales, a 40-year industrial distributor in Elgin, Illinois. We stock the hose, couplers and fittings that go with these compressors and recommend other retailers for the compressors themselves. Questions? support@industrialsupplyworld.com