EZ Flate M.O.A.B.
#1 in Heavy dutyFull review
For off-roaders on 35 in and larger tires who want fast air-ups for less than an ARB twin.
Amazon $239.99$239.99
The EZ Flate M.O.A.B. is the better tire inflator overall, rated 4.4 to 3.5. The EZ Flate M.O.A.B. leads on value and features. The EZ Flate M.O.A.B. costs $715.01 less ($239.99 vs $955).
ARB CKMTP12 Twin Portable
#5 in Heavy dutyFull review
For serious overlanders with 35 in and larger tires, or groups airing up several vehicles, who want the fastest portable air and can justify the price. Most drivers are better served by a single-motor unit.
Amazon $955$955
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 EZ Flate M.O.A.B. for value ($239.99 vs $955) and features (auto shutoff, 150 PSI max vs 100% duty cycle, 150 PSI max; no auto shutoff).
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 | EZ Flate M.O.A.B. | ARB CKMTP12 Twin Portable |
|---|---|---|
| Overall rating | 4.4/5 | 3.5/5 |
| Value 35% | 62 $239.99 | 0 $955 |
| Airflow 30% | 100 300 L/min (maker) | 100 174.4 L/min (maker) |
| Features 20% | 85 auto shutoff, 150 PSI max | 60 100% duty cycle, 150 PSI max; no auto shutoff |
| Warranty 15% | 100 3-year warranty | 100 3-year warranty |
Specifications
| EZ Flate M.O.A.B. | ARB CKMTP12 Twin Portable | |
|---|---|---|
| Inflating | ||
| Max pressure | 150 PSI | 150 PSI |
| Airflow (maker) | 300 L/min | 174.4 L/min |
| Auto shutoff | Yes | No |
| Duty cycle | - | 100% (continuous) |
| Power | ||
| Power | Battery clamps | Battery clamps |
| Power bank | No | No |
| Build | ||
| Air hose | 312 in | 240 in |
| Light | - | No |
| Dimensions | - | 18.8 x 14.0 x 7.3 in (case) |
| Weight | - | 33 lb |
| Warranty | 3 years | 3 years |
| Released | - | 2024-02 |