AUX vs Gree: heat pump ratings compared
Against heat pumps of the same size and type, a typical AUX model beats 49% and a typical Gree model 54%. Gree rates slightly higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
AUX
49%
of similar heat pumps beaten by its typical model
About average189 models listed
Gree
54%
of similar heat pumps beaten by its typical model
About average724 models listed
- Efficiency on a 5°F dayCOP at 5°FAUX: Beats 60%Gree: Beats 43%
- Heating power kept at 5°FCapacity at 5°F vs 47°FAUX: Beats 51%Gree: Beats 57%
- Winter-long heating efficiencyHSPF2AUX: Beats 40%Gree: Beats 43%
- Summer-long cooling efficiencySEER2AUX: Beats 48%Gree: Beats 60%
- Hot-day cooling efficiencyEER2AUX: Beats 39%Gree: Beats 58%
Average (50%)Dashed outline: the other brand, for comparison
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Rebate standards
CEE 2025
- AUX
- 68%
- Gree
- 81%
Xcel CC
- AUX
- 66%
- Gree
- 80%
CEE Advanced
- AUX
- 1%
- Gree
- 6%
ENERGY STAR CC
- AUX
- 35%
- Gree
- 66%
All-around best, ducted 2.5–3 tons
Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.
Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?
AUX
- 1ASUM36HPMULOAUX3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 66.2Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 94% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 1.90 (COP at 5°F)
- Below the middle
- Winter efficiency
- 10.0 (HSPF2)
- Great
- Cooling efficiency
- 21.5 (SEER2)
- Top 10%
- Hot-day cooling
- 12.5 (EER2)
- Top 10%
- 2ASPR30HPMULOAUX2.5 tons · 30,000 Btu/h · DuctedCold-climate pick, score 73.8Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 77% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Great
- Winter efficiency
- 9.5 (HSPF2)
- Great
- Cooling efficiency
- 20.0 (SEER2)
- Top 10%
- Hot-day cooling
- 12.0 (EER2)
- Great
- 3ASPR36HPMULOAUX3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 70.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 70% (Capacity at 5°F vs 47°F)
- Below the middle
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Great
- Winter efficiency
- 10.0 (HSPF2)
- Great
- Cooling efficiency
- 20.0 (SEER2)
- Top 10%
- Hot-day cooling
- 11.6 (EER2)
- Good
Gree
- 1A7CP21V36P-**Awith ducted air handler 7AH1AV42PX-Gree (sold as Ac Pro)3 tons · 34,800 Btu/h · DuctedCold-climate pick, score 75.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 75% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.08 (COP at 5°F)
- Good
- Winter efficiency
- 9.0 (HSPF2)
- Good
- Cooling efficiency
- 20.0 (SEER2)
- Top 10%
- Hot-day cooling
- 12.2 (EER2)
- Top 10%
- 2SPHP-Z-V036BBwith ducted air handler AIRH-Z-V036V12CGree (sold as Ac Pro)3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 77.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 91% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.06 (COP at 5°F)
- Good
- Winter efficiency
- 10.0 (HSPF2)
- Great
- Cooling efficiency
- 17.7 (SEER2)
- Good
- Hot-day cooling
- 12.0 (EER2)
- Great
- 3GMV-V36WL/NHC-T(U)GreeAlso sold as Tosot TMV-V36WL/NHC-T(U)3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 66.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 70% (Capacity at 5°F vs 47°F)
- Below the middle
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Great
- Winter efficiency
- 9.1 (HSPF2)
- Good
- Cooling efficiency
- 18.0 (SEER2)
- Good
- Hot-day cooling
- 12.5 (EER2)
- 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
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