For drivers who want a cheap cordless inflator that never leaves them stuck, because it also runs off the car’s 12 V socket.
Amazon $54.99
For drivers who want a glove-box cordless inflator from an established compressor brand, with a 12 V cord as a fallback.
- Battery or 12 V socketPower
- 150 PSIMax pressure
- YesAuto shutoff
Price checked October 31, 2026. As an Amazon Associate we earn from qualifying purchases.
- Cordless, with a 12 V cable as backup when the battery runs down
- Longer 30 in hose than most pocket inflators
- Stops at the pressure you set
- Charges from USB-C and can top up a phone
- Slow 10 W charging takes 2 to 3 hours
- VIAIR publishes no clear airflow figure
- Costs more than similar cordless inflators
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | EVC31 |
|---|---|
| Inflating | |
| Max pressure | 150 PSI |
| Auto shutoff | Yes |
| Power | |
| Power | Battery or 12 V socket |
| Battery | 28.9 Wh |
| USB-C charging | 10 W |
| Power bank | Yes |
| Power cord | 11 ft |
| Build | |
| Air hose | 30 in |
| Light | Yes |
| Dimensions | 3 x 3 x 9 in |
| Weight | 1.9 lb |
Alternatives in this type
For M18 owners with trucks or several vehicles who want the fastest cordless fill and don’t mind the price.
Amazon $164.99For drivers who want a pocket cordless inflator with a 12 V cord fallback and like the DeWalt name. DeWalt 20V owners should look at the DCC020IB.
Amazon $89.99Compare
Compare the VIAIR EVC31 PRO with any other tire inflator →
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