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Panasonic vs Proair: heat pump ratings compared
Against heat pumps of the same size and type, a typical Panasonic model beats 68% and a typical Proair model 52%. Panasonic rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Panasonic
68%
of similar heat pumps beaten by its typical model
Well above average29 models listed
Proair
52%
of similar heat pumps beaten by its typical model
About average30 models listed
- Efficiency on a 5°F dayCOP at 5°FPanasonic: Beats 64%Proair: Beats 49%
- Heating power kept at 5°FCapacity at 5°F vs 47°FPanasonic: Beats 72%Proair: Beats 55%
- Winter-long heating efficiencyHSPF2Panasonic: Beats 80%Proair: Beats 59%
- Summer-long cooling efficiencySEER2Panasonic: Beats 66%Proair: Beats 55%
- Hot-day cooling efficiencyEER2Panasonic: Beats 62%Proair: Beats 44%
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
- Panasonic
- 97%
- Proair
- 70%
Xcel CC
- Panasonic
- 90%
- Proair
- 67%
CEE Advanced
- Panasonic
- 21%
- Proair
- 0%
ENERGY STAR CC
- Panasonic
- 79%
- Proair
- 0%
All-around best, ductless 3.5–4.5 tons
Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.
Showing Ductless, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?
Panasonic
- 1CU-6YM48CBUCPanasonic4 tons · 45,000 Btu/h · DuctlessCold-climate pick, score 68.7Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 98% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Below the middle
- Winter efficiency
- 10.2 (HSPF2)
- Good
- Cooling efficiency
- 21.2 (SEER2)
- Good
- Hot-day cooling
- 12.0 (EER2)
- Good
Proair
- 1PMUL-H6P-60HP-MProair4.5 tons · 51,000 Btu/h · DuctlessCold-climate pick, score 69.9Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 87% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Below the middle
- Winter efficiency
- 10.6 (HSPF2)
- Good
- Cooling efficiency
- 21.4 (SEER2)
- Good
- Hot-day cooling
- 12.0 (EER2)
- Good
- 2PMUL-H6P-48HP-MProair4 tons · 45,000 Btu/h · DuctlessCold-climate pick, score 68.7Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 98% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Below the middle
- Winter efficiency
- 10.2 (HSPF2)
- Good
- Cooling efficiency
- 21.2 (SEER2)
- Good
- Hot-day cooling
- 12.0 (EER2)
- Good
- 3PMUL-A6P-48HP-MProair4 tons · 45,000 Btu/h · DuctlessCold-climate pick, score 60.1Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 78% (Capacity at 5°F vs 47°F)
- Below the middle
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Great
- Winter efficiency
- 10.3 (HSPF2)
- Good
- Cooling efficiency
- 20.9 (SEER2)
- Below the middle
- Hot-day cooling
- 11.9 (EER2)
- Good
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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