Smittybilt 2780
#6 in Heavy dutyFull review
For Jeep and small-truck owners on stock or 31 in tires who want a cheap clamp-on compressor for airing up. Bigger tires call for the 2781 or a VIAIR 400P.
Amazon $126.99$126.99
The Smittybilt 2780 is the better tire inflator overall, rated 3.4 to 2.8. The Smittybilt 2780 leads on value and features. The ARB CKMP12 Portable (V2) wins on warranty. The Smittybilt 2780 costs $354.01 less ($126.99 vs $481).
ARB CKMP12 Portable (V2)
#10 in Heavy dutyFull review
For overlanders who value ARB’s durability, case and three-year warranty over raw speed. Buyers chasing airflow per dollar will do better with a VIAIR 400P EF.
Amazon $481$481
Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Smittybilt 2780 for value ($126.99 vs $481) and features (runs 40 min at a time, 150 PSI max; no auto shutoff vs runs 30 min at a time, 100 PSI max; no auto shutoff).
- Choose the ARB CKMP12 Portable (V2) for warranty (3-year warranty vs 1-year warranty).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every heavy duty tire inflator; a clear win is highlighted. How we rank explains each one.
| Factor weight | Smittybilt 2780 | ARB CKMP12 Portable (V2) |
|---|---|---|
| Overall rating | 3.4/5 | 2.8/5 |
| Value 35% | 89 $126.99 | 5 $481 |
| Airflow 30% | 40 72 L/min (maker) | 44 75.1 L/min (maker) |
| Features 20% | 60 runs 40 min at a time, 150 PSI max; no auto shutoff | 43 runs 30 min at a time, 100 PSI max; no auto shutoff |
| Warranty 15% | 0 1-year warranty | 100 3-year warranty |
Specifications
| Smittybilt 2780 | ARB CKMP12 Portable (V2) | |
|---|---|---|
| Inflating | ||
| Max pressure | 150 PSI | 100 PSI |
| Airflow (maker) | 72 L/min | 75.1 L/min |
| Auto shutoff | No | No |
| Duty cycle | 40 min on | 30 min on |
| Power | ||
| Power | Battery clamps | Battery clamps |
| Power bank | No | No |
| Power cord | 10 ft | - |
| Build | ||
| Air hose | 288 in | 276 in |
| Light | - | No |
| Dimensions | - | 14.0 x 12.1 x 7.2 in (case) |
| Weight | 13 lb | 15.4 lb |
| Warranty | 1 year | 3 years |
| Released | 2011-11 | 2024-02 |