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ELIOS vs ENERGI AIR: heat pump ratings compared

Against heat pumps of the same size and type, a typical ELIOS model beats 56% and a typical ENERGI AIR model 58%. ENERGI AIR rates slightly higher overall.

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

ELIOS

56%

of similar heat pumps beaten by its typical model

Above average

48 models listed

ENERGI AIR

58%

of similar heat pumps beaten by its typical model

Above average

6 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°FELIOS: Beats 57%ENERGI AIR: Beats 52%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FELIOS: Beats 53%ENERGI AIR: Beats 29%
  • Winter-long heating efficiencyHSPF2ELIOS: Beats 65%ENERGI AIR: Beats 55%
  • Summer-long cooling efficiencySEER2ELIOS: Beats 59%ENERGI AIR: Beats 51%
  • Hot-day cooling efficiencyEER2ELIOS: Beats 49%ENERGI AIR: Beats 91%

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

    ELIOS
    88%
    ENERGI AIR
    50%

  • Xcel CC

    ELIOS
    81%
    ENERGI AIR
    0%

  • CEE Advanced

    ELIOS
    0%
    ENERGI AIR
    0%

  • ENERGY STAR CC

    ELIOS
    77%
    ENERGI AIR
    0%

Top cold-climate picks, ductless up to 1.5 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 Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

ELIOS

  1. 1ESHEA09C2AN1with ductless indoor unit GKHRA09C2AS1ELIOS1 ton · 9,000 Btu/h · DuctlessKeeps 83% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.17 (COP at 5°F)
    Great
    Seasonal efficiency
    11.3 (HSPF2)
    Great
    80.3score / 100
  2. 2ESHMA18C2AN1with ductless indoor unit EWHMA18C2AS1ELIOS1.5 tons · 18,000 Btu/h · DuctlessKeeps 100% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.8 (HSPF2)
    Great
    78.3score / 100
  3. 3ESHEA12C2AN1with ductless indoor unit GFHRA12C2AS1ELIOS1 ton · 12,000 Btu/h · DuctlessKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    74% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.51 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    11.0 (HSPF2)
    Great
    76.6score / 100

ENERGI AIR

No ductless, up to 1.5 tons model from ENERGI AIR.

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