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ROVSUN vs ROYALTON: heat pump ratings compared

Against heat pumps of the same size and type, a typical ROVSUN model beats 32% and a typical ROYALTON model 50%. ROYALTON rates higher overall.

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

ROVSUN

32%

of similar heat pumps beaten by its typical model

Well below average

21 models listed

ROYALTON

50%

of similar heat pumps beaten by its typical model

About average

21 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 22%ROYALTON: Beats 58%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FROVSUN: Beats 34%ROYALTON: Beats 20%
  • Winter-long heating efficiencyHSPF2ROVSUN: Beats 15%ROYALTON: Beats 22%
  • Summer-long cooling efficiencySEER2ROVSUN: Beats 30%ROYALTON: Beats 29%
  • Hot-day cooling efficiencyEER2ROVSUN: Beats 21%ROYALTON: Beats 67%

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
    33%
    ROYALTON
    19%

  • Xcel CC

    ROVSUN
    24%
    ROYALTON
    0%

  • CEE Advanced

    ROVSUN
    0%
    ROYALTON
    0%

  • ENERGY STAR CC

    ROVSUN
    14%
    ROYALTON
    0%

Top cold-climate picks, ductless up to 1.5 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 Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling). What size is my system?

ROVSUN

  1. 1TSC-12HA2/I3XI23-Owith ductless indoor unit TSC-12HA2/I3XI23-IROVSUN1 ton · 12,000 Btu/h · DuctlessKeeps 76% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    76% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.5 (HSPF2)
    Good
    47.5score / 100
  2. 2TSC-09HA1/I3XI22-Owith ductless indoor unit TSC-09HA1/I3XI22-IROVSUN1 ton · 9,000 Btu/h · DuctlessKeeps 74% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    74% (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)
    Below the middle
    39.9score / 100
  3. 3TSC-12HA1/I3XI22-Owith ductless indoor unit TSC-12HA1/I3XI22-IROVSUN1 ton · 12,000 Btu/h · DuctlessKeeps 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
    1.80 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    39.1score / 100

ROYALTON

No ductless, up to 1.5 tons model from ROYALTON.

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.

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