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ECO-AIR vs RUSSELL: heat pump ratings compared

Against heat pumps of the same size and type, a typical ECO-AIR model beats 65% and a typical RUSSELL model 33%. ECO-AIR rates higher overall.

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

ECO-AIR

65%

of similar heat pumps beaten by its typical model

Well above average

60 models listed

RUSSELL

33%

of similar heat pumps beaten by its typical model

Well below average

111 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°FECO-AIR: Beats 62%RUSSELL: Beats 37%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FECO-AIR: Beats 61%RUSSELL: Beats 21%
  • Winter-long heating efficiencyHSPF2ECO-AIR: Beats 73%RUSSELL: Beats 24%
  • Summer-long cooling efficiencySEER2ECO-AIR: Beats 69%RUSSELL: Beats 28%
  • Hot-day cooling efficiencyEER2ECO-AIR: Beats 59%RUSSELL: Beats 36%

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

    ECO-AIR
    90%
    RUSSELL
    11%

  • Xcel CC

    ECO-AIR
    80%
    RUSSELL
    7%

  • CEE Advanced

    ECO-AIR
    2%
    RUSSELL
    0%

  • ENERGY STAR CC

    ECO-AIR
    82%
    RUSSELL
    12%

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

ECO-AIR

  1. 1EDMO-48HECO-AIRAlso sold as Eco Air EDMO-48H-6GX4 tons · 47,000 Btu/h · DuctlessKeeps 98% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    98% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    11.0 (HSPF2)
    Top 10%
    73.4score / 100
  2. 2EDMO-53HECO-AIRAlso sold as Eco Air EDMO-53H-6GX4.5 tons · 52,000 Btu/h · DuctlessKeeps 86% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    86% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.05 (COP at 5°F)
    Good
    Seasonal efficiency
    10.6 (HSPF2)
    Good
    66.0score / 100
  3. 3EDSO-48Hwith ductless indoor unit ED4W-48UECO-AIR4 tons · 48,000 Btu/h · DuctlessKeeps 90% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    90% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.96 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    11.0 (HSPF2)
    Top 10%
    60.2score / 100

RUSSELL

No ductless, 3.5–4.5 tons model from RUSSELL.

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