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Perfect Aire vs ROVSUN: heat pump ratings compared

Against heat pumps of the same size and type, a typical Perfect Aire model beats 53% and a typical ROVSUN model 44%. Perfect Aire rates higher overall.

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

Perfect Aire

53%

of similar heat pumps beaten by its typical model

About average

7 models listed

ROVSUN

44%

of similar heat pumps beaten by its typical model

Below average

82 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°FPerfect Aire: Beats 38%ROVSUN: Beats 37%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FPerfect Aire: Beats 63%ROVSUN: Beats 41%
  • Winter-long heating efficiencyHSPF2Perfect Aire: Beats 47%ROVSUN: Beats 52%
  • Summer-long cooling efficiencySEER2Perfect Aire: Beats 57%ROVSUN: Beats 51%
  • Hot-day cooling efficiencyEER2Perfect Aire: Beats 58%ROVSUN: Beats 35%

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

    Perfect Aire
    86%
    ROVSUN
    78%

  • Xcel CC

    Perfect Aire
    86%
    ROVSUN
    74%

  • CEE Advanced

    Perfect Aire
    0%
    ROVSUN
    0%

  • ENERGY STAR CC

    Perfect Aire
    86%
    ROVSUN
    35%

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

Perfect Aire

  1. 14PAMSHHQC27-MZO3Perfect Aire2.5 tons · 27,000 Btu/h · DuctlessKeeps 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
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    50.2score / 100

ROVSUN

  1. 1TMSC-27HA2/I2XI19B-OROVSUNAlso listed as TMSC-27HA2/I2XI19B-O2.5 tons · 27,000 Btu/h · DuctlessKeeps 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)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    57.5score / 100
  2. 2TMSC-36HA2/I2XI19B-OROVSUNAlso listed as TMSC-36HA2/I2XI19B-O3 tons · 35,000 Btu/h · DuctlessKeeps 72% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    72% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    10.0 (HSPF2)
    Good
    52.5score / 100
  3. 3RV27M2/19-OROVSUN2.5 tons · 28,000 Btu/h · DuctlessKeeps 75% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    75% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Seasonal efficiency
    9.5 (HSPF2)
    Below the middle
    47.6score / 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