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APOWER vs TEMP SHIFT: heat pump ratings compared
Against heat pumps of the same size and type, a typical APOWER model beats 58% and a typical TEMP SHIFT model 66%. TEMP SHIFT rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
APOWER
58%
of similar heat pumps beaten by its typical model
Above average19 models listed
TEMP SHIFT
66%
of similar heat pumps beaten by its typical model
Well above average19 models listed
- Efficiency on a 5°F dayCOP at 5°FAPOWER: Beats 49%TEMP SHIFT: Beats 52%
- Heating power kept at 5°FCapacity at 5°F vs 47°FAPOWER: Beats 65%TEMP SHIFT: Beats 79%
- Winter-long heating efficiencyHSPF2APOWER: Beats 43%TEMP SHIFT: Beats 79%
- Summer-long cooling efficiencySEER2APOWER: Beats 61%TEMP SHIFT: Beats 61%
- Hot-day cooling efficiencyEER2APOWER: Beats 67%TEMP SHIFT: Beats 62%
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
- APOWER
- 90%
- TEMP SHIFT
- 95%
Xcel CC
- APOWER
- 95%
- TEMP SHIFT
- 90%
CEE Advanced
- APOWER
- 16%
- TEMP SHIFT
- 5%
ENERGY STAR CC
- APOWER
- 0%
- TEMP SHIFT
- 0%
Top cold-climate picks, ductless 3.5–4.5 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 Ductless, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?
APOWER
- 1AP5M42HP230VMOAPOWER3.5 tons · 42,000 Btu/h · DuctlessKeeps 90% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 90% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Great
- Seasonal efficiency
- 10.0 (HSPF2)
- Below the middle
TEMP SHIFT
- 1TSMZHH556Z2R5TEMP SHIFT4.5 tons · 52,000 Btu/h · DuctlessKeeps 87% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 87% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.05 (COP at 5°F)
- Good
- Seasonal efficiency
- 10.7 (HSPF2)
- Great
- 2TSMZHH486Z2R5TEMP SHIFT4 tons · 46,000 Btu/h · DuctlessKeeps 99% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 99% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 10.6 (HSPF2)
- Good
- 3TSSZHH482R5with ductless indoor unit TSCS482R5TEMP SHIFT4 tons · 48,000 Btu/h · DuctlessKeeps 90% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 90% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.96 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 11.0 (HSPF2)
- Top 10%
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