Coleman-Mach 15 15,000 BTU
The default big rooftop unit for a fifth wheel or motorhome that needs the most cooling a single 14 in opening can take.
Amazon $1,015.06$1,015.06
The Coleman-Mach 15 15,000 BTU is the better RV air conditioner overall, rated 3.5 to 3.1. The Coleman-Mach 15 15,000 BTU leads on value and efficiency. The Coleman-Mach 15 15,000 BTU costs $247.53 less ($1,015.06 vs $1,262.59).
Coleman-Mach 15 HP2 Heat Pump
#12 in Over 14,000 BTUFull review
For owners who camp in spring and fall on shore power and want the Mach 15 cooling plus heat pump heat from one roof opening.
Amazon $1,262.59$1,262.59
Prices were last checked November 2, 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 Coleman-Mach 15 15,000 BTU for value ($67.67 per 1,000 BTU ($1,015.06, 15,000 BTU) vs $84.17 per 1,000 BTU ($1,262.59, 15,000 BTU)) and efficiency (13.9 A running, 0.9 A per 1,000 BTU vs 14.8 A running, 1 A per 1,000 BTU).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every over 14,000 BTU RV air conditioner; a clear win is highlighted. How we rank explains each one.
| Factor weight | Coleman-Mach 15 15,000 BTU | Coleman-Mach 15 HP2 Heat Pump |
|---|---|---|
| Overall rating | 3.5/5 | 3.1/5 |
| Value 30% | 65 $67.67 per 1,000 BTU ($1,015.06, 15,000 BTU) | 41 $84.17 per 1,000 BTU ($1,262.59, 15,000 BTU) |
| Efficiency 20% | 59 13.9 A running, 0.9 A per 1,000 BTU | 48 14.8 A running, 1 A per 1,000 BTU |
| Starting current 15% | 50 starting current not published (neutral score used) | 50 starting current not published (neutral score used) |
| Noise 10% | 50 noise rating not published (neutral score used) | 50 noise rating not published (neutral score used) |
| Warranty 25% | 50 2-year warranty | 50 2-year warranty |
Specifications
| Coleman-Mach 15 15,000 BTU | Coleman-Mach 15 HP2 Heat Pump | |
|---|---|---|
| Cooling and power | ||
| Cooling capacity | 15,000 BTU | 15,000 BTU |
| Heat | Heat strip | Heat pump |
| Running current | 13.9 A | 14.8 A |
| Soft start built in | No | No |
| Inverter compressor | No | No |
| Install | ||
| Ceiling setup | Ducted or non-ducted | Ducted or non-ducted |
| Ceiling assembly included | No | No |
| Height above roof | 13.8 in | 13.8 in |
| Weight | 85 lb | 90 lb |
| App or remote monitoring | No | No |
| Noise and warranty | ||
| Warranty | 2 years | 2 years |