Clima Smart heat pumps: how do their ratings compare?

A typical Clima Smart heat pump beats 73% of similar heat pumps (same size and type), which is well above average. Clima Smart has 8 heat pump models in this list.

Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated Oct 11, 2026

Overall score

73%

of similar heat pumps beaten by its typical model

Well above average

Clima Smart has no QMID (the manufacturer ID the 25C tax credit needs) on file, so it is not ranked against other brands. Based on 8 models with every rating.

Clima Smart, rating by ratingStrongest on summer-long cooling efficiency (beats 89%), weakest on efficiency on a 5°f day (beats 35%).

Efficiency on a 5°F dayCOP at 5°FBeats 35%
Heating power kept at 5°FCapacity at 5°F vs 47°FBeats 79%
Winter-long heating efficiencyHSPF2Beats 68%
Summer-long cooling efficiencySEER2Beats 89%
Hot-day cooling efficiencyEER2Beats 80%

Average (50%)

Each bar: the share of similar heat pumps a typical model beats on that rating.

Want Clima Smart’s ranks and its models inside every size class? Switch to Advanced

Rebate standards

Share of this brand’s models that meet the efficiency levels rebate programs use. Programs can have other rules too.

100%
meet CEE 2025 Tier 1, the level many utility rebates use.
8 models. All brands: 57%.
See them
100%
meet Xcel Energy Colorado’s cold-climate rebate levels.
8 models. All brands: 53%.
See them
0%
reach the cold-climate tier: full heating output and a COP of 2.1 or more at 5°F.
None of its models yet. All brands: 3%.

Clima Smart all-around best, by size

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

Showing Ductless, Up to 1.5 tons (under 21,000 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

4 of Clima Smart’s 4 models of this size and type have all five ratings.

1MU-CSU18HEI2NAM0T24-3POClima Smart1.5 tons · 20,000 Btu/h · DuctlessCold-climate pick, score 70.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
Heat kept at 5°F
99% (Capacity at 5°F vs 47°F)
Great
Efficiency at 5°F
2.00 (COP at 5°F)
Good
Winter efficiency
10.0 (HSPF2)
Good
Cooling efficiency
27.0 (SEER2)
Top 10%
Hot-day cooling
15.0 (EER2)
Top 10%
82.6score / 100Heating 71 · Cooling 94
2CSU09HEI2NAM0T24with ductless indoor unit CSU09HEI2NAM0T24Clima Smart1 ton · 9,000 Btu/h · DuctlessCold-climate pick, score 63.3Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
Heat kept at 5°F
101% (Capacity at 5°F vs 47°F)
Top 10%
Efficiency at 5°F
1.80 (COP at 5°F)
Below the middle
Winter efficiency
10.5 (HSPF2)
Great
Cooling efficiency
25.0 (SEER2)
Great
Hot-day cooling
14.5 (EER2)
Great
76.0score / 100Heating 63 · Cooling 89
3CSU12HEI2NAM0T24with ductless indoor unit CSU12HEI2NAM0T24Clima Smart1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 62.1Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
Heat kept at 5°F
100% (Capacity at 5°F vs 47°F)
Great
Efficiency at 5°F
1.80 (COP at 5°F)
Below the middle
Winter efficiency
10.5 (HSPF2)
Great
Cooling efficiency
25.0 (SEER2)
Great
Hot-day cooling
14.0 (EER2)
Great
74.4score / 100Heating 62 · Cooling 87
4CSU18HEI2NAM0T24with ductless indoor unit CSU18HEI2NAM0T24Clima Smart1.5 tons · 18,000 Btu/h · DuctlessCold-climate pick, score 55.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
Heat kept at 5°F
99% (Capacity at 5°F vs 47°F)
Great
Efficiency at 5°F
1.80 (COP at 5°F)
Below the middle
Winter efficiency
10.0 (HSPF2)
Good
Cooling efficiency
23.5 (SEER2)
Great
Hot-day cooling
12.5 (EER2)
Good
61.2score / 100Heating 56 · Cooling 67

These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.

What to do next

The advanced view has Clima Smart’s ranks on each rating, its models inside every size and type, cold-weather curves and its newest certifications.

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