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ROVSUN vs TGM: heat pump ratings compared

Against heat pumps of the same size and type, a typical ROVSUN model beats 44% and a typical TGM model 45%. TGM rates slightly higher overall.

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

ROVSUN

44%

of similar heat pumps beaten by its typical model

Below average

82 models listed

TGM

45%

of similar heat pumps beaten by its typical model

Below average

77 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°FROVSUN: Beats 37%TGM: Beats 48%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FROVSUN: Beats 41%TGM: Beats 42%
  • Winter-long heating efficiencyHSPF2ROVSUN: Beats 52%TGM: Beats 41%
  • Summer-long cooling efficiencySEER2ROVSUN: Beats 51%TGM: Beats 45%
  • Hot-day cooling efficiencyEER2ROVSUN: Beats 35%TGM: Beats 42%

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

    ROVSUN
    78%
    TGM
    58%

  • Xcel CC

    ROVSUN
    74%
    TGM
    55%

  • CEE Advanced

    ROVSUN
    0%
    TGM
    1%

  • ENERGY STAR CC

    ROVSUN
    35%
    TGM
    21%

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), the most-listed ducted size. Pick yours above. What size is my system?

ROVSUN

  1. 1RV-AHU36S-Owith ducted air handler RV-AHU36S-IROVSUN3 tons · 36,000 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
    1.85 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    64.5score / 100
  2. 2RV-AHU36T-Owith ducted air handler RV-AHU36T-IROVSUN3 tons · 34,000 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
    1.90 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    55.4score / 100

TGM

  1. 1MTVC2OCN036Awith ducted air handler MTA20C036ATGM3 tons · 34,200 Btu/h · DuctedKeeps 71% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.5 (HSPF2)
    Great
    63.6score / 100
  2. 2GMRSHT36AS4TGM3 tons · 36,000 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
    8.1 (HSPF2)
    Below the middle
    52.2score / 100
  3. 3TMRHT36AS4TGM3 tons · 36,000 Btu/h · DuctedKeeps 71% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    71% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Good
    47.5score / 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

The advanced view adds ranks, both brands’ models inside every size class, standout models per rating and cold-weather curves.

Open the advanced view