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Mitsutomo heat pumps: how do their ratings compare?

A typical Mitsutomo heat pump beats 58% of similar heat pumps (same size and type), which is above average. Mitsutomo has 56 heat pump models in this list.

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

Overall score

58%

of similar heat pumps beaten by its typical model

Above average

Mitsutomo has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 84 models with every rating.

Mitsutomo, rating by ratingStrongest on winter-long heating efficiency (beats 69%), weakest on hot-day cooling efficiency (beats 51%).
  • Efficiency on a 5°F dayCOP at 5°FBeats 61%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 58%
  • Winter-long heating efficiencyHSPF2Beats 69%
  • Summer-long cooling efficiencySEER2Beats 57%
  • Hot-day cooling efficiencyEER2Beats 51%

Average (50%)

Each bar: the share of similar heat pumps a typical model beats on that rating.

Want Mitsutomo’s ranks and its models inside every size class? Switch to Advanced

Rebate standards

Share of this brand’s models that meet the efficiency levels rebate programs use. Programs can have other rules too.

  • 82%

    meet CEE 2025 Tier 1, the level many utility rebates use.

    46 models. All brands: 57%.

    See them

  • 75%

    meet Xcel Energy Colorado’s cold-climate rebate levels.

    42 models. All brands: 53%.

    See them

  • 4%

    reach the cold-climate tier: full heating output and a COP of 2.1 or more at 5°F.

    2 models. All brands: 3%.

    See them

Top Mitsutomo cold-climate picks, by size

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, 5 tons and up (57,000 Btu/h and up cooling). What size is my system?

None of Mitsutomo’s 2 models of this size and type qualifies: each keeps less than 70% of its heat at 5°F or is missing a rating. Its sizes: Ducted, up to 1.5 tons, Ducted, 2 tons, Ducted, 2.5–3 tons, Ducted, 3.5–4.5 tons, Ducted, 5 tons and up, Ductless, up to 1.5 tons, Ductless, 2 tons, Ductless, 2.5–3 tons, Ductless, 3.5–4.5 tons, Ductless, 5 tons and up.

These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.

What to do next

The advanced view has Mitsutomo’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

Open the advanced view