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B Air vs WANAI: heat pump ratings compared

Against heat pumps of the same size and type, a typical B Air model beats 12% and a typical WANAI model 22%. WANAI rates higher overall.

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

B Air

12%

of similar heat pumps beaten by its typical model

Well below average

5 models listed

WANAI

22%

of similar heat pumps beaten by its typical model

Well below average

5 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°FB Air: Beats 18%WANAI: Beats 15%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FB Air: Beats 8%WANAI: Beats 26%
  • Winter-long heating efficiencyHSPF2B Air: Beats 25%WANAI: Beats 12%
  • Summer-long cooling efficiencySEER2B Air: Beats 6%WANAI: Beats 28%
  • Hot-day cooling efficiencyEER2B Air: Beats 9%WANAI: Beats 26%

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

    B Air
    0%
    WANAI
    40%

  • Xcel CC

    B Air
    0%
    WANAI
    60%

  • CEE Advanced

    B Air
    0%
    WANAI
    0%

  • ENERGY STAR CC

    B Air
    0%
    WANAI
    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?

B Air

None of B Air’s ductless, up to 1.5 tons models qualifies.

WANAI

  1. 1DMLHT1W-12R4CBPH2with ductless indoor unit DMLHT1G-12R4CBPH2WANAIAlso listed as DMLHT1W-12R4BBPH21 ton · 12,000 Btu/h · DuctlessKeeps 70% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC
    Heat kept at 5°F
    70% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    1.86 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    9.0 (HSPF2)
    Below the middle
    29.6score / 100
  2. 2DMLHT1W-09R4CBPH1with ductless indoor unit DMLHT1G-09R4CBPH1WANAI1 ton · 9,000 Btu/h · DuctlessKeeps 78% of its heat at 5°FMeets Xcel CC
    Heat kept at 5°F
    78% (Capacity at 5°F vs 47°F)
    Good
    Efficiency at 5°F
    1.75 (COP at 5°F)
    Below the middle
    Seasonal efficiency
    7.5 (HSPF2)
    Below the middle
    20.8score / 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