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ENVIAIR vs Trane/American Standard: heat pump ratings compared

Against heat pumps of the same size and type, a typical ENVIAIR model beats 53% and a typical Trane/American Standard model 57%. Trane/American Standard rates slightly higher overall.

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

ENVIAIR

53%

of similar heat pumps beaten by its typical model

About average

14 models listed

Trane/American Standard

57%

of similar heat pumps beaten by its typical model

Above average

14 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°FENVIAIR: Beats 44%Trane/American Standard: Beats 57%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FENVIAIR: Beats 60%Trane/American Standard: Beats 47%
  • Winter-long heating efficiencyHSPF2ENVIAIR: Beats 42%Trane/American Standard: Beats 59%
  • Summer-long cooling efficiencySEER2ENVIAIR: Beats 57%Trane/American Standard: Beats 75%
  • Hot-day cooling efficiencyEER2ENVIAIR: Beats 57%Trane/American Standard: 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

    ENVIAIR
    86%
    Trane/American Standard
    43%

  • Xcel CC

    ENVIAIR
    86%
    Trane/American Standard
    36%

  • CEE Advanced

    ENVIAIR
    14%
    Trane/American Standard
    0%

  • ENERGY STAR CC

    ENVIAIR
    0%
    Trane/American Standard
    43%

All-around best, ducted 3.5–4.5 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Showing Ducted, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

ENVIAIR

  1. 1EMSO21M60ZE230AENVIAIR4.5 tons · 55,000 Btu/h · DuctedNot a cold-climate pick: keeps 56% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    56% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Great
    Winter efficiency
    8.0 (HSPF2)
    Below the middle
    Cooling efficiency
    19.0 (SEER2)
    Great
    Hot-day cooling
    11.7 (EER2)
    Good
    67.6score / 100Heating 55 · Cooling 80
  2. 2EMSO21M48ZE230AENVIAIR4 tons · 48,000 Btu/h · DuctedCold-climate pick, score 50.5Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    75% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.1 (HSPF2)
    Good
    Cooling efficiency
    18.0 (SEER2)
    Great
    Hot-day cooling
    11.7 (EER2)
    Good
    62.9score / 100Heating 51 · Cooling 75
  3. 3ECSO19A60FLU230Awith ducted air handler ESCI19A-C60FL230AENVIAIR4.5 tons · 52,000 Btu/h · DuctedCold-climate pick, score 63.1Meets CEE 2025, CEE 2026
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    16.0 (SEER2)
    Good
    Hot-day cooling
    9.8 (EER2)
    Below the middle
    49.1score / 100Heating 63 · Cooling 35

Trane/American Standard

  1. 15HCL9048A1000A*with ducted air handler 5TEM9D06AC31SATrane/American Standard4 tons · 48,000 Btu/h · DuctedCold-climate pick, score 61.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    87% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.7 (HSPF2)
    Good
    Cooling efficiency
    20.2 (SEER2)
    Top 10%
    Hot-day cooling
    10.4 (EER2)
    Below the middle
    61.4score / 100Heating 62 · Cooling 61
  2. 25HPL9048A1000A*with ducted air handler 5TEM9D06AC31SATrane/American Standard4 tons · 48,000 Btu/h · DuctedNot a cold-climate pick: keeps 51% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    51% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Good
    Winter efficiency
    8.4 (HSPF2)
    Good
    Cooling efficiency
    18.1 (SEER2)
    Great
    Hot-day cooling
    10.6 (EER2)
    Below the middle
    54.3score / 100Heating 51 · Cooling 58
  3. 35HCL6048A1000A*with ducted air handler 5TEM7D06AC31SATrane/American Standard4 tons · 48,000 Btu/h · DuctedCold-climate pick, score 59.9Meets ENERGY STAR CC
    Heat kept at 5°F
    87% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.5 (HSPF2)
    Good
    Cooling efficiency
    18.1 (SEER2)
    Great
    Hot-day cooling
    9.4 (EER2)
    Below the middle
    53.4score / 100Heating 60 · Cooling 47

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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