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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 54% and a typical Gridless model 70%. Gridless rates higher overall.

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

Ecoer

54%

of similar heat pumps beaten by its typical model

About average

15 models listed

Gridless

70%

of similar heat pumps beaten by its typical model

Well above average

15 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 46%Gridless: Beats 64%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FEcoer: Beats 65%Gridless: Beats 73%
  • Winter-long heating efficiencyHSPF2Ecoer: Beats 68%Gridless: Beats 62%
  • Summer-long cooling efficiencySEER2Ecoer: Beats 60%Gridless: Beats 73%
  • Hot-day cooling efficiencyEER2Ecoer: Beats 37%Gridless: Beats 73%

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
    93%
    Gridless
    100%

  • Xcel CC

    Ecoer
    93%
    Gridless
    100%

  • CEE Advanced

    Ecoer
    0%
    Gridless
    13%

  • ENERGY STAR CC

    Ecoer
    100%
    Gridless
    100%

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

Ecoer

  1. 1ESCA17H-48ABAwith ducted air handler EAHDEC-48ABAEcoer4 tons · 48,000 Btu/h · DuctedKeeps 92% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    92% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    68.8score / 100
  2. 2ESCA17H-60ABAwith ducted air handler EAHDEC-60ABAEcoer4.5 tons · 54,000 Btu/h · DuctedKeeps 93% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    93% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    60.6score / 100
  3. 3ERDA19H-60AB*Ecoer4.5 tons · 56,000 Btu/h · DuctedKeeps 71% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    56.7score / 100

Gridless

  1. 1GRID48OCwith ducted air handler GRID48VAHGridless4 tons · 48,000 Btu/h · DuctedKeeps 77% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    77% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.52 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    77.3score / 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.

Open the advanced view