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AAON vs Nutech: heat pump ratings compared

Against heat pumps of the same size and type, a typical AAON model beats 34% and a typical Nutech model 54%. Nutech rates higher overall.

Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated

AAON

34%

of similar heat pumps beaten by its typical model

Well below average

28 models listed

Nutech

54%

of similar heat pumps beaten by its typical model

About average

28 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°FAAON: Beats 16%Nutech: Beats 58%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FAAON: Beats 21%Nutech: Beats 42%
  • Winter-long heating efficiencyHSPF2AAON: Beats 34%Nutech: Beats 60%
  • Summer-long cooling efficiencySEER2AAON: Beats 45%Nutech: Beats 64%
  • Hot-day cooling efficiencyEER2AAON: Beats 83%Nutech: Beats 43%

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

    AAON
    0%
    Nutech
    86%

  • Xcel CC

    AAON
    0%
    Nutech
    61%

  • CEE Advanced

    AAON
    0%
    Nutech
    0%

  • ENERGY STAR CC

    AAON
    0%
    Nutech
    0%

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?

AAON

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

Nutech

  1. 1N6OE30-48HFN10-M1D-DNutech4 tons · 45,000 Btu/h · DuctedKeeps 81% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Seasonal efficiency
    10.6 (HSPF2)
    Top 10%
    77.9score / 100
  2. 2NOE30-48HFN10-M2with ducted air handler NTJ-48HWFN10-M2-DNutech4 tons · 48,000 Btu/h · DuctedKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.8 (HSPF2)
    Great
    67.6score / 100
  3. 3NWDB-48HI1N4S4-M-SE18Nutech4 tons · 48,000 Btu/h · DuctedKeeps 93% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    93% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    60.3score / 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