airspool vs EG4: heat pump ratings compared
Against heat pumps of the same size and type, a typical airspool model beats 66% and a typical EG4 model 66%. They are level.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
airspool
66%
of similar heat pumps beaten by its typical model
Well above average11 models listed
EG4
66%
of similar heat pumps beaten by its typical model
Well above average11 models listed
- Efficiency on a 5°F dayCOP at 5°Fairspool: Beats 76%EG4: Beats 76%
- Heating power kept at 5°FCapacity at 5°F vs 47°Fairspool: Beats 75%EG4: Beats 75%
- Winter-long heating efficiencyHSPF2airspool: Beats 72%EG4: Beats 72%
- Summer-long cooling efficiencySEER2airspool: Beats 58%EG4: Beats 58%
- Hot-day cooling efficiencyEER2airspool: Beats 65%EG4: Beats 65%
Average (50%)Dashed outline: the other brand, for comparison
Want ranks, distributions per size class and cold-weather curves? Switch to Advanced
Rebate standards
CEE 2025
- airspool
- 73%
- EG4
- 73%
Xcel CC
- airspool
- 73%
- EG4
- 73%
CEE Advanced
- airspool
- 0%
- EG4
- 0%
ENERGY STAR CC
- airspool
- 73%
- EG4
- 73%
Top cold-climate picks, ducted up to 1.5 tons
Only units that keep at least 70% of their heat at 5°F, ranked on heat kept, efficiency at 5°F and seasonal efficiency (HSPF2), against units their size.
Showing Ducted, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?
airspool
No ducted, up to 1.5 tons model from airspool.
EG4
No ducted, up to 1.5 tons model from EG4.
These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.
Next steps
The advanced view adds ranks, both brands’ models inside every size class, standout models per rating and cold-weather curves.
Open the advanced view