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Ecoer vs Gridless: heat pump ratings compared

Against heat pumps of the same size and type, a typical Ecoer model beats 70% and a typical Gridless model 60%. Ecoer rates higher overall.

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

Ecoer

70%

of similar heat pumps beaten by its typical model

Well above average

13 models listed

Gridless

60%

of similar heat pumps beaten by its typical model

Well above average

11 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°FEcoer: Beats 74%Gridless: Beats 40%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FEcoer: Beats 67%Gridless: Beats 77%
  • Winter-long heating efficiencyHSPF2Ecoer: Beats 72%Gridless: Beats 60%
  • Summer-long cooling efficiencySEER2Ecoer: Beats 74%Gridless: Beats 68%
  • Hot-day cooling efficiencyEER2Ecoer: Beats 66%Gridless: Beats 56%

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

    Ecoer
    92%
    Gridless
    100%
  • Xcel CC

    Ecoer
    100%
    Gridless
    100%
  • CEE Advanced

    Ecoer
    0%
    Gridless
    0%
  • ENERGY STAR CC

    Ecoer
    46%
    Gridless
    91%

All-around best, ducted 2.5–3 tons

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

Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

Ecoer

  1. 1EODA18H-4860Bwith ducted air handler EAHATN-36BEcoerAlso listed as EODA18H-4860BAA3 tons · 35,200 Btu/h · DuctedCold-climate pick, score 76.0Meets 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)
    Great
    Winter efficiency
    9.2 (HSPF2)
    Good
    Cooling efficiency
    19.0 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Great
    80.4score / 100Heating 75 · Cooling 86
  2. 2EODA18H-4860with ducted air handler EAHATN-36BEcoer3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 67.7Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Winter efficiency
    8.5 (HSPF2)
    Good
    Cooling efficiency
    18.0 (SEER2)
    Great
    Hot-day cooling
    12.0 (EER2)
    Great
    75.3score / 100Heating 68 · Cooling 83
  3. 3ESCA16H-36with ducted air handler EAHAEC-36Ecoer3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 78.6Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    86% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.97 (COP at 5°F)
    Good
    Winter efficiency
    9.5 (HSPF2)
    Great
    Cooling efficiency
    16.0 (SEER2)
    Good
    Hot-day cooling
    10.0 (EER2)
    Below the middle
    56.1score / 100Heating 75 · Cooling 38

Gridless

  1. 1O-AYC36SD-1with ducted air handler I-AYC36VAH-1Gridless3 tons · 34,000 Btu/h · DuctedCold-climate pick, score 75.1Meets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.05 (COP at 5°F)
    Great
    Winter efficiency
    9.5 (HSPF2)
    Great
    Cooling efficiency
    18.0 (SEER2)
    Great
    Hot-day cooling
    10.1 (EER2)
    Below the middle
    63.2score / 100Heating 75 · Cooling 51

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