The ARB CKMTP12 Twin Portable is the better tire inflator overall, rated 3.5 to 3.2. The ARB CKMTP12 Twin Portable leads on airflow, warranty and features. The VIAIR 88P wins on value. The VIAIR 88P costs $865.11 less ($89.89 vs $955).
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 $955For car, SUV and light-truck owners who want a sturdier, battery-powered alternative to a socket inflator for the trunk. Off-roaders airing up 33 in tires should step up to a 300P or 400P.
Amazon $89.89Prices were last checked October 24, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
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 | ARB CKMTP12 Twin Portable | VIAIR 88P |
|---|---|---|
| Overall rating | 3.5/5 | 3.2/5 |
| Value 35% | 0 $955 | 98 $89.89 |
| Airflow 30% | 100 174.4 L/min (maker) | 20 55.8 L/min (maker) |
| Features 20% | 60 100% duty cycle, 150 PSI max; no auto shutoff | 44 runs 25 min at a time, 120 PSI max; no auto shutoff |
| Warranty 15% | 100 3-year warranty | 0 1-year warranty |
| ARB CKMTP12 Twin Portable | VIAIR 88P | |
|---|---|---|
| Inflating | ||
| Max pressure | 150 PSI | 120 PSI |
| Airflow (maker) | 174.4 L/min | 55.8 L/min |
| Auto shutoff | No | No |
| Duty cycle | 100% (continuous) | 25 min on |
| Noise | - | 81 dB |
| Power | ||
| Power | Battery clamps | Battery clamps |
| Power bank | No | No |
| Power cord | - | 10 ft |
| Build | ||
| Air hose | 240 in | 192 in |
| Light | No | Yes |
| Dimensions | 18.8 x 14.0 x 7.3 in (case) | 9.8 x 3.2 x 5.6 in |
| Weight | 33 lb | 4.8 lb |
| Warranty | 3 years | 1 year |
| Released | 2024-02 | 2024-04 |
