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Nutech vs Panasonic: heat pump ratings compared

Against heat pumps of the same size and type, a typical Nutech model beats 51% and a typical Panasonic model 47%. Nutech rates slightly higher overall.

Covers older R-410A heat pumps, no longer installed new. See models sold today · Updated

Nutech

51%

of similar heat pumps beaten by its typical model

About average

25 models listed

Panasonic

47%

of similar heat pumps beaten by its typical model

About average

36 models listed

Rating by ratingEach bar is the share of same-size, same-type heat pumps that a typical model beats, so the two brands compare fairly even if they make different sizes.
  • Efficiency on a 5°F dayCOP at 5°FNutech: Beats 37%Panasonic: Beats 40%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FNutech: Beats 42%Panasonic: Beats 50%
  • Winter-long heating efficiencyHSPF2Nutech: Beats 63%Panasonic: Beats 57%
  • Summer-long cooling efficiencySEER2Nutech: Beats 68%Panasonic: Beats 48%
  • Hot-day cooling efficiencyEER2Nutech: Beats 42%Panasonic: Beats 39%

Average (50%)Dashed outline: the other brand, for comparison

Want ranks, distributions per size class and cold-weather curves? Switch to Advanced

Rebate standards

Share of each brand’s models that meet the level. Programs can have other rules too.

  • CEE 2025

    Nutech
    64%
    Panasonic
    53%

  • Xcel CC

    Nutech
    32%
    Panasonic
    36%

  • CEE Advanced

    Nutech
    0%
    Panasonic
    0%

  • ENERGY STAR CC

    Nutech
    0%
    Panasonic
    36%

Top cold-climate picks, ducted 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 Ducted, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

Nutech

None of Nutech’s ducted, 3.5–4.5 tons models qualifies.

Panasonic

  1. 1CU-HE48YAHK6with ducted air handler CS-HE48YAHK6Panasonic4 tons · 47,000 Btu/h · DuctedKeeps 92% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.4 (HSPF2)
    Great
    73.8score / 100
  2. 2CU-HE55YAHK6with ducted air handler CS-HE60YAHK6Panasonic4.5 tons · 55,000 Btu/h · DuctedKeeps 82% of its heat at 5°FMeets ENERGY STAR CC
    Heat kept at 5°F
    82% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.91 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.4 (HSPF2)
    Great
    71.3score / 100

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