Skip to content
Rebate.Blue

DAIZUKI vs Fuji: heat pump ratings compared

Against heat pumps of the same size and type, a typical DAIZUKI model beats 47% and a typical Fuji model 52%. Fuji rates slightly higher overall.

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

DAIZUKI

47%

of similar heat pumps beaten by its typical model

About average

12 models listed

Fuji

52%

of similar heat pumps beaten by its typical model

About average

12 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°FDAIZUKI: Beats 39%Fuji: Beats 54%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FDAIZUKI: Beats 41%Fuji: Beats 57%
  • Winter-long heating efficiencyHSPF2DAIZUKI: Beats 47%Fuji: Beats 55%
  • Summer-long cooling efficiencySEER2DAIZUKI: Beats 61%Fuji: Beats 59%
  • Hot-day cooling efficiencyEER2DAIZUKI: Beats 44%Fuji: Beats 37%

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

    DAIZUKI
    92%
    Fuji
    75%

  • Xcel CC

    DAIZUKI
    75%
    Fuji
    67%

  • CEE Advanced

    DAIZUKI
    0%
    Fuji
    0%

  • ENERGY STAR CC

    DAIZUKI
    0%
    Fuji
    0%

All-around best, ducted 2.5–3 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?

DAIZUKI

No ducted, 2.5–3 tons model from DAIZUKI.

Fuji

  1. 1FAH30HP230Uwith ducted air handler FAH30HP230NFuji2.5 tons · 30,000 Btu/h · DuctedNot a cold-climate pick: keeps 68% of its heat at 5°FMeets CEE 2025, CEE 2026
    Heat kept at 5°F
    69% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    8.5 (HSPF2)
    Good
    Cooling efficiency
    18.0 (SEER2)
    Good
    Hot-day cooling
    10.0 (EER2)
    Below the middle
    43.0score / 100Heating 45 · Cooling 41
  2. 2FAH36HP230Uwith ducted air handler FAH36HP230NFuji3 tons · 35,000 Btu/h · DuctedNot a cold-climate pick: keeps 65% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    66% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    8.6 (HSPF2)
    Good
    Cooling efficiency
    17.0 (SEER2)
    Good
    Hot-day cooling
    9.5 (EER2)
    Below the middle
    42.6score / 100Heating 54 · Cooling 32

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