ComfortBilt Alpine HP42 vs ComfortBilt HP75C Cast Iron

Last updated: October 31, 2026

The ComfortBilt Alpine HP42 is the better stove overall, rated 4.0 to 3.1. The ComfortBilt Alpine HP42 leads on value, convenience and emissions. The ComfortBilt Alpine HP42 costs $3,600 less ($1,299 vs $4,899).

ComfortBilt Alpine HP42 vs ComfortBilt HP75C Cast Iron

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?

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every pellet stoves stove; a clear win is highlighted. How we rank explains each one.

Factor weightComfortBilt Alpine HP42ComfortBilt HP75C Cast Iron
Overall rating4.0/53.1/5
Efficiency 30%100 86% EPA tested efficiency (HHV)100 81% EPA tested efficiency (HHV)
Value 30%66 $30.66 per 1,000 BTU of EPA tested output ($1,299, 42,370 BTU)0 $113.15 per 1,000 BTU of EPA tested output ($4,899, 43,298 BTU)
Emissions 15%56 1.1 g/h of smoke particles (EPA)43 1.4 g/h of smoke particles (EPA)
Warranty 10%22 3-year warranty22 3-year warranty
Convenience 15%80 up to 80 hours per hopper, thermostat44 up to 22 hours per hopper, thermostat

Specifications

ComfortBilt Alpine HP42ComfortBilt HP75C Cast Iron
EPA certification
EPA certifiedYes (2020 standard)Yes (2020 standard)
Efficiency (HHV)86%81%
Emissions1.1 g/h1.4 g/h
Tested heat output14,567 to 42,370 BTU10,525 to 43,298 BTU
Heating
FuelWood pelletsWood pellets
TypeFreestandingFreestanding
Advertised output42,000 BTU43,298 BTU
Heats up to2,800 sq ft3,000 sq ft
CatalyticNoNo
BlowerIncludedIncluded
ThermostatYesYes
App controlNoNo
Fuel
Hopper120 lb65 lb
Burn time per hopper80 h22 h
Power needed120 V outlet120 V outlet
Installation
Mobile home approvedYesYes
Dimensions24.75 x 27 x 40 in (W x D x H)-
Warranty3 years3 years
Released2024-042024-07

All stove comparisons →