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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 47% and a typical Proair model 50%. Proair rates slightly higher overall.
Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated
Panasonic
47%
of similar heat pumps beaten by its typical model
About average36 models listed
Proair
50%
of similar heat pumps beaten by its typical model
About average11 models listed
- Efficiency on a 5°F dayCOP at 5°FPanasonic: Beats 40%Proair: Beats 45%
- Heating power kept at 5°FCapacity at 5°F vs 47°FPanasonic: Beats 50%Proair: Beats 65%
- Winter-long heating efficiencyHSPF2Panasonic: Beats 57%Proair: Beats 77%
- Summer-long cooling efficiencySEER2Panasonic: Beats 48%Proair: Beats 48%
- Hot-day cooling efficiencyEER2Panasonic: Beats 39%Proair: Beats 26%
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
- 53%
- Proair
- 46%
Xcel CC
- Panasonic
- 36%
- Proair
- 64%
CEE Advanced
- Panasonic
- 0%
- Proair
- 0%
ENERGY STAR CC
- Panasonic
- 36%
- Proair
- 0%
Top cold-climate picks, ductless 2 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, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?
Panasonic
- 1CU-XE24WKUAwith ductless indoor unit CS-XE24WKUAWPanasonic2 tons · 24,000 Btu/h · DuctlessKeeps 82% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 82% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.84 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 10.3 (HSPF2)
- Great
- 2CU-4E24RBU-5Panasonic2 tons · 24,000 Btu/h · DuctlessKeeps 88% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 88% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.95 (COP at 5°F)
- Good
- Seasonal efficiency
- 9.1 (HSPF2)
- Good
Proair
No ductless, 2 tons model from Proair.
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