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FRANKLIN vs Nortek Global HVAC: heat pump ratings compared

Against heat pumps of the same size and type, a typical FRANKLIN model beats 54% and a typical Nortek Global HVAC model 51%. FRANKLIN rates slightly higher overall.

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

FRANKLIN

54%

of similar heat pumps beaten by its typical model

About average

74 models listed

Nortek Global HVAC

51%

of similar heat pumps beaten by its typical model

About average

75 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°FFRANKLIN: Beats 44%Nortek Global HVAC: Beats 44%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FFRANKLIN: Beats 45%Nortek Global HVAC: Beats 64%
  • Winter-long heating efficiencyHSPF2FRANKLIN: Beats 44%Nortek Global HVAC: Beats 38%
  • Summer-long cooling efficiencySEER2FRANKLIN: Beats 50%Nortek Global HVAC: Beats 39%
  • Hot-day cooling efficiencyEER2FRANKLIN: Beats 64%Nortek Global HVAC: Beats 46%

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

    FRANKLIN
    32%
    Nortek Global HVAC
    39%

  • Xcel CC

    FRANKLIN
    22%
    Nortek Global HVAC
    41%

  • CEE Advanced

    FRANKLIN
    0%
    Nortek Global HVAC
    0%

  • ENERGY STAR CC

    FRANKLIN
    19%
    Nortek Global HVAC
    29%

Top cold-climate picks, ductless 2.5–3 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, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

FRANKLIN

  1. 1MST363F25MHAAFRANKLIN3 tons · 36,000 Btu/h · DuctlessKeeps 103% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    103% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Great
    Seasonal efficiency
    10.9 (HSPF2)
    Top 10%
    90.9score / 100
  2. 2MST273F25MHAAFRANKLIN2.5 tons · 27,000 Btu/h · DuctlessKeeps 103% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    103% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.92 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    83.1score / 100
  3. 3MST283F25MHAAFRANKLIN2.5 tons · 28,000 Btu/h · DuctlessKeeps 89% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    89% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.6 (HSPF2)
    Top 10%
    61.4score / 100

Nortek Global HVAC

  1. 1WHU36SZA21Swith ductless indoor unit WHU36CTA21SNortek Global HVAC (sold as Westinghouse)3 tons · 36,000 Btu/h · DuctlessKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.28 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    9.8 (HSPF2)
    Good
    77.2score / 100
  2. 2GXH42(12.3)FMK4DH-1Nortek Global HVAC (sold as Gibson)3 tons · 36,000 Btu/h · DuctlessKeeps 81% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    81% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.92 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    73.7score / 100
  3. 3WHP36M4A21SNortek Global HVAC (sold as Westinghouse)2.5 tons · 32,000 Btu/h · DuctlessKeeps 113% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    113% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.84 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    64.0score / 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.

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