# Which heavy duty quick-fill tire inflators have the fastest inflation speed? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which heavy duty quick-fill tire inflators have the fastest inflation speed?

## Products

### VIAIR 400P-RV Portable Compressor Kit
```yaml
product: viair-400p-rv-portable-compressor-kit
brand: VIAIR
price_gbp: 181.26
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
fill_time: under 5
portability: portable carry bag
airflow_rate: 2.3
max_pressure: 150
power_source: 12-Volt
```

- **Price:** £181.26 [^1]
- **Summary:** The VIAIR 400P-RV is a heavy-duty 12-volt compressor kit with 150 PSI maximum working pressure, 2.3 CFM airflow, automatic shut-off, dual battery clamps, and 60 ft of total hose reach. Its included carry bag and RV-focused accessories make it suitable for motorhomes, campers, trucks, and other large-tire vehicles.
- **Ideal For:** It suits heavy-duty quick-fill tire inflator comparisons because it delivers 2.3 CFM and can inflate 35 in tires from 0 to 30 PSI in under 5 minutes, while its 150 PSI capability supports high-pressure RV tires.
- **Additional Sources:** [^2]

### VIAIR 88P Corded Portable Air Compressor
```yaml
product: viair-88p-corded-portable-air-compressor
brand: VIAIR
price_gbp: 66.4
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
fill_time: 1
portability: Portable with carry bag
airflow_rate: 1.97
max_pressure: 120
power_source: 12V battery clamps
tank_capacity: 0
```

- **Price:** £66.4 [^3]
- **Summary:** The VIAIR 88P is a compact 12V tire compressor with a 120 PSI maximum working pressure, 1.97 CFM airflow, a 16 ft air hose, and a 10 ft power cord. Its battery-clamp connection and carry bag make it well suited to cars, SUVs, trucks, and off-road vehicles.
- **Ideal For:** This model suits heavy duty quick-fill tire inflator searches because it delivers 1.97 CFM, reaches 120 PSI, and is rated for a 1-minute inflation time while supporting tires up to 33 in.
- **Additional Sources:** [^4]

---
## References & Sources
[^1]: Home Depot, accessed 2026-09-13. https://www.homedepot.com/p/VIAIR-400P-RV-12-Volt-12v-Automatic-Portable-Compressor-Kit-RV-Tire-Inflator-Pump-For-Class-C-Motorhomes-150-PSI-40047/206170317
[^2]: VIAIR, accessed 2026-09-13. https://viaircorp.com/products/400p-rv-auto-portable
[^3]: Home Depot, accessed 2026-09-13. https://www.homedepot.com/p/VIAIR-88P-Portable-Compressor-Kit-Alligator-Clamps-Tire-Inflator-Pump-12-Volt-12V-120-PSI-For-up-to-33-Tires-00088/206170415
[^4]: VIAIR, accessed 2026-09-13. https://viaircorp.com/products/88p-portable-compressor