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ADB vs LUNAIR: heat pump ratings compared

One of these brands has too few models with every rating for an overall score; see each rating below.

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

ADB

63%

of similar heat pumps beaten by its typical model

Well above average

4 models listed

LUNAIR

—

of similar heat pumps beaten by its typical model

Not enough rated models

4 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°FADB: Beats 32%LUNAIR: Not rated
  • Heating power kept at 5°FCapacity at 5°F vs 47°FADB: Beats 63%LUNAIR: Not rated
  • Winter-long heating efficiencyHSPF2ADB: Beats 67%LUNAIR: Beats 23%
  • Summer-long cooling efficiencySEER2ADB: Beats 84%LUNAIR: Beats 20%
  • Hot-day cooling efficiencyEER2ADB: Beats 61%LUNAIR: Beats 57%

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

    ADB
    100%
    LUNAIR
    0%

  • Xcel CC

    ADB
    100%
    LUNAIR
    0%

  • CEE Advanced

    ADB
    0%
    LUNAIR
    0%

  • ENERGY STAR CC

    ADB
    100%
    LUNAIR
    0%

Top cold-climate picks, ducted 3.5–4.5 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 Ducted, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?

ADB

No ducted, 3.5–4.5 tons model from ADB.

LUNAIR

No ducted, 3.5–4.5 tons model from LUNAIR.

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