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PREMIUM LEVELLA vs STEALTH: heat pump ratings compared
Against heat pumps of the same size and type, a typical PREMIUM LEVELLA model beats 47% and a typical STEALTH model 54%. STEALTH rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
PREMIUM LEVELLA
47%
of similar heat pumps beaten by its typical model
About average17 models listed
STEALTH
54%
of similar heat pumps beaten by its typical model
About average11 models listed
- Efficiency on a 5°F dayCOP at 5°FPREMIUM LEVELLA: Beats 55%STEALTH: Beats 53%
- Heating power kept at 5°FCapacity at 5°F vs 47°FPREMIUM LEVELLA: Beats 35%STEALTH: Beats 59%
- Winter-long heating efficiencyHSPF2PREMIUM LEVELLA: Beats 47%STEALTH: Beats 59%
- Summer-long cooling efficiencySEER2PREMIUM LEVELLA: Beats 48%STEALTH: Beats 62%
- Hot-day cooling efficiencyEER2PREMIUM LEVELLA: Beats 42%STEALTH: Beats 39%
Average (50%)Dashed outline: the other brand, for comparison
Want ranks, distributions per size class and cold-weather curves? Switch to Advanced
Rebate standards
CEE 2025
- PREMIUM LEVELLA
- 71%
- STEALTH
- 73%
Xcel CC
- PREMIUM LEVELLA
- 47%
- STEALTH
- 64%
CEE Advanced
- PREMIUM LEVELLA
- 0%
- STEALTH
- 0%
ENERGY STAR CC
- PREMIUM LEVELLA
- 41%
- STEALTH
- 0%
All-around best, ductless up to 1.5 tons
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). What size is my system?
PREMIUM LEVELLA
- 1PIAW1825080ABwith ductless indoor unit PIAW1825079AAPREMIUM LEVELLA1.5 tons · 18,000 Btu/h · DuctlessCold-climate pick, score 79.2Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 82% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.25 (COP at 5°F)
- Great
- Winter efficiency
- 10.5 (HSPF2)
- Great
- Cooling efficiency
- 25.0 (SEER2)
- Great
- Hot-day cooling
- 14.0 (EER2)
- Great
- 2PIAW1225080ABwith ductless indoor unit PIAW1225079AAPREMIUM LEVELLA1 ton · 12,000 Btu/h · DuctlessCold-climate pick, score 59.9Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 72% (Capacity at 5°F vs 47°F)
- Below the middle
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Great
- Winter efficiency
- 10.0 (HSPF2)
- Good
- Cooling efficiency
- 24.0 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Below the middle
- 3PIAWMZ1882280ABPREMIUM LEVELLA1.5 tons · 17,700 Btu/h · DuctlessCold-climate pick, score 64.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 81% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 10.0 (HSPF2)
- Good
- Cooling efficiency
- 22.0 (SEER2)
- Good
- Hot-day cooling
- 12.3 (EER2)
- Good
STEALTH
- 1AC-18Z-E-M2STEALTH1.5 tons · 17,700 Btu/h · DuctlessCold-climate pick, score 64.5Meets CEE 2025, CEE 2026, Xcel CC
- Heat kept at 5°F
- 81% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 10.0 (HSPF2)
- Good
- Cooling efficiency
- 22.0 (SEER2)
- Good
- Hot-day cooling
- 12.3 (EER2)
- Good
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.
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