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Ranked by hot-day cooling efficiency only

Cooling efficiency on a 95°F afternoon. A single hot-weather test point, when air conditioners work hardest. Higher is more efficient. This list ranks by that one rating. For the units that hold up best in the cold overall, see the cold-climate picks.

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

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

Top 10 by hot-day cooling efficiency only: ductless, 5 tons and up

Ranked by this one rating, not an overall verdict. Every model here is the same size and type, so the numbers compare directly. Higher is better. One certified pairing per model.
  1. 1AM060FCMDCG1Samsung5 tons · 60,000 Btu/h · DuctlessTop 10%13.8
  2. 2VPD060H6M-5PLennox5 tons · 60,000 Btu/h · DuctlessTop 10%13.8
  3. 3ZRUM060GSS0LG5 tons · 60,000 Btu/h · DuctlessTop 10%13.0
  4. 4MCY-MUB0608HS2P-ULCarrier (sold as Toshiba Carrier)5 tons · 60,000 Btu/h · DuctlessGreat12.2
  5. 5MXZ-SM60NL***Mitsubishi ElectricAlso listed as PUMY-L60NKMU, MXZ-SM60NL-5 tons · 60,000 Btu/h · DuctlessGreat12.0
  6. 6AM060FCMDCGSamsungAlso listed as AM060HCMDCS5 tons · 60,000 Btu/h · DuctlessGreat12.0
  7. 7VPD060S6M-5PLennox5 tons · 60,000 Btu/h · DuctlessGreat12.0
  8. 8MXZ-SM60NLHZ***Mitsubishi Electric5 tons · 60,000 Btu/h · DuctlessGreat12.0
  9. 9MXZ-SM60NLHZ-**Mitsubishi ElectricAlso listed as PUMY-HL60NKMU5 tons · 60,000 Btu/h · DuctlessGreat12.0
  10. 10MWHQ060NC2AA*GE Appliances5 tons · 60,000 Btu/h · DuctlessGreat12.0

Every ductless, 5 tons and up model, highest first

Top cold-climate picks, 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.

Want this size class’s full distribution and peer percentiles? Switch to Advanced

What good looks like: ductless, 5 tons and up

Good is better than half of this size class, great is the top quarter, top is the top 10%. The scale comes from the class’s own ratings.

  • COP at 5°F

    Efficiency on a 5°F day

    How much heat the unit makes from each unit of electricity when it is 5°F outside.

    Good
    2.05+
    Great
    2.20+
    Top 10%
    2.20+

  • HSPF2

    Winter-long heating efficiency

    Heating efficiency over a whole winter, measured with a federal test.

    Good
    9.5+
    Great
    10.1+
    Top 10%
    10.5+

  • SEER2

    Summer-long cooling efficiency

    Cooling efficiency over a whole summer, measured with a federal test.

    Good
    20.0+
    Great
    22.0+
    Top 10%
    22.0+

Next steps

The advanced view adds the all-sizes boards, each qualifier’s peer percentiles, charts of every model in each size class, and the EER2 and heat output boards.

Open the advanced view