PelPro PP70 Pellet Stove
#4 in Pellet stovesFull review
A clean burning, efficient pellet stove from a major hearth maker, for buyers who want simple dial control rather than an app.
Amazon $1,751.31$1,751.31
The PelPro PP70 Pellet Stove is the better stove overall, rated 3.8 to 3.4. The PelPro PP70 Pellet Stove leads on emissions, value and convenience. The PelPro PP70 Pellet Stove costs $547.69 less ($1,751.31 vs $2,299).
ComfortBilt HP22 Pellet Stove
#18 in Pellet stovesFull review
A proven, efficient mid-size pellet stove for heating most of a home, with a programmable thermostat and a long run per hopper.
Amazon $2,299$2,299
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 PelPro PP70 Pellet Stove for emissions (0.5 g/h of smoke particles (EPA) vs 1 g/h of smoke particles (EPA)), value ($49.64 per 1,000 BTU of EPA tested output ($1,751.31, 35,278 BTU) vs $56.50 per 1,000 BTU of EPA tested output ($2,299, 40,689 BTU)) and convenience (burn time not published, thermostat vs up to 20 hours per hopper, thermostat).
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 weight | PelPro PP70 Pellet Stove | ComfortBilt HP22 Pellet Stove |
|---|---|---|
| Overall rating | 3.8/5 | 3.4/5 |
| Efficiency 30% | 100 83% EPA tested efficiency (HHV) | 100 81% EPA tested efficiency (HHV) |
| Value 30% | 27 $49.64 per 1,000 BTU of EPA tested output ($1,751.31, 35,278 BTU) | 17 $56.50 per 1,000 BTU of EPA tested output ($2,299, 40,689 BTU) |
| Emissions 15% | 100 0.5 g/h of smoke particles (EPA) | 61 1 g/h of smoke particles (EPA) |
| Warranty 10% | 50 warranty not published (neutral score used) | 44 5-year warranty |
| Convenience 15% | 55 burn time not published, thermostat | 41 up to 20 hours per hopper, thermostat |
Specifications
| PelPro PP70 Pellet Stove | ComfortBilt HP22 Pellet Stove | |
|---|---|---|
| EPA certification | ||
| EPA certified | Yes (2020 standard) | Yes (2020 standard) |
| Efficiency (HHV) | 83% | 81% |
| Emissions | 0.5 g/h | 1 g/h |
| Tested heat output | 9,603 to 35,278 BTU | 12,820 to 40,689 BTU |
| Heating | ||
| Fuel | Wood pellets | Wood pellets |
| Type | Freestanding | Freestanding |
| Advertised output | 42,500 BTU | 40,689 BTU |
| Heats up to | 2,000 sq ft | 2,800 sq ft |
| Catalytic | No | No |
| Blower | Included | Included |
| Thermostat | Yes | Yes |
| App control | No | No |
| Fuel | ||
| Hopper | 70 lb | 55 lb |
| Burn time per hopper | - | 20 h |
| Power needed | 120 V outlet | 120 V outlet |
| Installation | ||
| Flue size | - | 3 in |
| Mobile home approved | Yes | Yes |
| Dimensions | 22 x 22 x 33 in (W x D x H) | 24 x 25 x 32.5 in (W x D x H) |
| Weight | 199 lb | - |
| Warranty | - | 5 years |