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DIYCOOL vs VillaTherm: heat pump ratings compared

Against heat pumps of the same size and type, a typical DIYCOOL model beats 54% and a typical VillaTherm model 66%. VillaTherm rates higher overall.

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

DIYCOOL

54%

of similar heat pumps beaten by its typical model

About average

24 models listed

VillaTherm

66%

of similar heat pumps beaten by its typical model

Well above average

24 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°FDIYCOOL: Beats 53%VillaTherm: Beats 80%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FDIYCOOL: Beats 51%VillaTherm: Beats 63%
  • Winter-long heating efficiencyHSPF2DIYCOOL: Beats 63%VillaTherm: Beats 76%
  • Summer-long cooling efficiencySEER2DIYCOOL: Beats 60%VillaTherm: Beats 71%
  • Hot-day cooling efficiencyEER2DIYCOOL: Beats 47%VillaTherm: Beats 45%

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

    DIYCOOL
    79%
    VillaTherm
    92%

  • Xcel CC

    DIYCOOL
    71%
    VillaTherm
    92%

  • CEE Advanced

    DIYCOOL
    4%
    VillaTherm
    17%

  • ENERGY STAR CC

    DIYCOOL
    75%
    VillaTherm
    83%

Top cold-climate picks, ducted 2.5–3 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, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

DIYCOOL

  1. 1ACIQ-36-HP32with ducted air handler ACIQ-36-AH32DIYCOOL3 tons · 34,000 Btu/h · DuctedKeeps 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
    10.0 (HSPF2)
    Great
    76.9score / 100
  2. 2EZ-36-HPBwith ducted air handler EZ-36-AHBDIYCOOL3 tons · 36,000 Btu/h · DuctedKeeps 105% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    105% (Capacity at 5°F vs 47°F)
    Top 10%
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.3 (HSPF2)
    Top 10%
    73.1score / 100
  3. 3EZ-36Z-M4BDIYCOOL3 tons · 33,000 Btu/h · DuctedKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    61.4score / 100

VillaTherm

  1. 1VHP-UCHA-36HDCT-Awith ducted air handler VAH-UCHA-36SHDCALN2VillaTherm3 tons · 34,200 Btu/h · DuctedKeeps 75% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    75% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Great
    Seasonal efficiency
    10.0 (HSPF2)
    Great
    78.1score / 100
  2. 2VHP-UCHA-36HDCTwith ducted air handler VAH-UCHA-36HDCVillaThermAlso listed as VHP-UCA-36HDC-A3 tons · 34,200 Btu/h · DuctedKeeps 73% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    73% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.20 (COP at 5°F)
    Great
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    70.3score / 100
  3. 3VHP-UCHA-36HDCSN4with ducted air handler VAH-UCHA-36HDCSN4VillaThermAlso listed as VHPSD-UCHA-36HDCSN4, VHPSD-UCHA-36HDCSN3 tons · 34,200 Btu/h · DuctedKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.10 (COP at 5°F)
    Great
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    69.5score / 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

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