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NAPOLEON vs OLMO: heat pump ratings compared

Against heat pumps of the same size and type, a typical NAPOLEON model beats 65% and a typical OLMO model 43%. NAPOLEON rates higher overall.

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

NAPOLEON

65%

of similar heat pumps beaten by its typical model

Well above average

25 models listed

OLMO

43%

of similar heat pumps beaten by its typical model

Below average

11 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°FNAPOLEON: Beats 56%OLMO: Beats 45%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FNAPOLEON: Beats 70%OLMO: Beats 40%
  • Winter-long heating efficiencyHSPF2NAPOLEON: Beats 78%OLMO: Beats 33%
  • Summer-long cooling efficiencySEER2NAPOLEON: Beats 64%OLMO: Beats 45%
  • Hot-day cooling efficiencyEER2NAPOLEON: Beats 60%OLMO: Beats 50%

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

    NAPOLEON
    76%
    OLMO
    91%

  • Xcel CC

    NAPOLEON
    80%
    OLMO
    55%

  • CEE Advanced

    NAPOLEON
    4%
    OLMO
    0%

  • ENERGY STAR CC

    NAPOLEON
    72%
    OLMO
    36%

Top cold-climate picks, ductless 2 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 tons (21,000–26,999 Btu/h cooling). What size is my system?

NAPOLEON

  1. 1NDHAS26BA-24-Owith ductless indoor unit NDHAS26BA-24-INAPOLEON2 tons · 24,000 Btu/h · DuctlessKeeps 83% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    83% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    2.34 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    13.5 (HSPF2)
    Top 10%
    89.2score / 100
  2. 2NDHAS22BA-24-Owith ductless indoor unit NDHAS4CBB-24NAPOLEON2 tons · 24,000 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)
    Below the middle
    Efficiency at 5°F
    2.30 (COP at 5°F)
    Top 10%
    Seasonal efficiency
    10.5 (HSPF2)
    Great
    73.7score / 100

OLMO

  1. 1OS-SR24-230VOwith ductless indoor unit OS-A24SRW-230VIOLMO2 tons · 24,000 Btu/h · DuctlessKeeps 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
    1.98 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    38.8score / 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