HAXXAIR vs HITACHI: heat pump ratings compared
Against heat pumps of the same size and type, a typical HAXXAIR model beats 71% and a typical HITACHI model 68%. HAXXAIR rates slightly higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
HAXXAIR
71%
of similar heat pumps beaten by its typical model
Well above average15 models listed
HITACHI
68%
of similar heat pumps beaten by its typical model
Well above average63 models listed
- Efficiency on a 5°F dayCOP at 5°FHAXXAIR: Beats 55%HITACHI: Beats 66%
- Heating power kept at 5°FCapacity at 5°F vs 47°FHAXXAIR: Beats 78%HITACHI: Beats 60%
- Winter-long heating efficiencyHSPF2HAXXAIR: Beats 69%HITACHI: Beats 70%
- Summer-long cooling efficiencySEER2HAXXAIR: Beats 78%HITACHI: Beats 63%
- Hot-day cooling efficiencyEER2HAXXAIR: Beats 73%HITACHI: Beats 75%
Average (50%)Dashed outline: the other brand, for comparison
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Rebate standards
CEE 2025
- HAXXAIR
- 100%
- HITACHI
- 95%
Xcel CC
- HAXXAIR
- 100%
- HITACHI
- 83%
CEE Advanced
- HAXXAIR
- 13%
- HITACHI
- 18%
ENERGY STAR CC
- HAXXAIR
- 100%
- HITACHI
- 79%
All-around best, ducted 3.5–4.5 tons
Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.
Showing Ducted, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?
HAXXAIR
- 1HVHDZ-48V2Dwith ducted air handler HAHDZ-48V2DHAXXAIR4 tons · 48,000 Btu/h · DuctedCold-climate pick, score 77.3Meets 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
- 2.52 (COP at 5°F)
- Top 10%
- Winter efficiency
- 9.0 (HSPF2)
- Good
- Cooling efficiency
- 19.0 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Great
- 2HVHMZ-42V2DHAXXAIR3.5 tons · 42,000 Btu/h · DuctedCold-climate pick, score 50.7Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 76% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.80 (COP at 5°F)
- Below the middle
- Winter efficiency
- 8.8 (HSPF2)
- Good
- Cooling efficiency
- 18.0 (SEER2)
- Great
- Hot-day cooling
- 11.4 (EER2)
- Good
HITACHI
- 1PAS-48BUFASDQ1with ducted air handler PPIM-B48UFA1DQHITACHI3.5 tons · 43,500 Btu/h · DuctedCold-climate pick, score 72.7Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 86% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 10.0 (HSPF2)
- Great
- Cooling efficiency
- 21.0 (SEER2)
- Top 10%
- Hot-day cooling
- 12.7 (EER2)
- Top 10%
- 2PAS-48BUFASDQ1-LACwith ducted air handler PPIM-B48UFA1DQHITACHI3.5 tons · 43,500 Btu/h · DuctedCold-climate pick, score 67.8Meets 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
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 10.0 (HSPF2)
- Great
- Cooling efficiency
- 21.0 (SEER2)
- Top 10%
- Hot-day cooling
- 12.7 (EER2)
- Top 10%
- 3HVAHP048C23S*HITACHI4 tons · 48,000 Btu/h · DuctedNot a cold-climate pick: keeps 66% of its heat at 5°FMeets CEE 2025, CEE 2026
- Heat kept at 5°F
- 67% (Capacity at 5°F vs 47°F)
- Below the middle
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 9.6 (HSPF2)
- Great
- Cooling efficiency
- 19.6 (SEER2)
- Great
- Hot-day cooling
- 13.0 (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
The advanced view adds ranks, both brands’ models inside every size class, standout models per rating and cold-weather curves.
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