Century vs ECO-AIR: heat pump ratings compared
Against heat pumps of the same size and type, a typical Century model beats 50% and a typical ECO-AIR model 65%. ECO-AIR rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Century
50%
of similar heat pumps beaten by its typical model
About average59 models listed
ECO-AIR
65%
of similar heat pumps beaten by its typical model
Well above average60 models listed
- Efficiency on a 5°F dayCOP at 5°FCentury: Beats 50%ECO-AIR: Beats 62%
- Heating power kept at 5°FCapacity at 5°F vs 47°FCentury: Beats 49%ECO-AIR: Beats 61%
- Winter-long heating efficiencyHSPF2Century: Beats 52%ECO-AIR: Beats 73%
- Summer-long cooling efficiencySEER2Century: Beats 45%ECO-AIR: Beats 69%
- Hot-day cooling efficiencyEER2Century: Beats 53%ECO-AIR: Beats 59%
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
- Century
- 44%
- ECO-AIR
- 90%
Xcel CC
- Century
- 41%
- ECO-AIR
- 80%
CEE Advanced
- Century
- 3%
- ECO-AIR
- 2%
ENERGY STAR CC
- Century
- 32%
- ECO-AIR
- 82%
All-around best, ducted 2.5–3 tons
Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.
Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?
Century
- 1A-VHP365A-1Century3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 82.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 106% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 10.4 (HSPF2)
- Top 10%
- Cooling efficiency
- 19.4 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Great
- 2A-VHP284A-1Century2.5 tons · 28,000 Btu/h · DuctedCold-climate pick, score 72.7Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 96% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 9.5 (HSPF2)
- Great
- Cooling efficiency
- 19.0 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Great
- 3A-VXP30SA-1with ducted air handler WXP30SACentury2.5 tons · 30,000 Btu/h · DuctedCold-climate pick, score 78.4Meets 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
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 10.2 (HSPF2)
- Great
- Cooling efficiency
- 17.5 (SEER2)
- Good
- Hot-day cooling
- 11.7 (EER2)
- Good
ECO-AIR
- 1EDMO-36HECO-AIRAlso sold as Eco Air EDMO-36H-5GX3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 82.5Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 106% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 10.4 (HSPF2)
- Top 10%
- Cooling efficiency
- 19.4 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Great
- 2EDSO-36Hwith ducted air handler EDHS-36UECO-AIR3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 83.2Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 90% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Great
- Winter efficiency
- 11.1 (HSPF2)
- Top 10%
- Cooling efficiency
- 17.7 (SEER2)
- Good
- Hot-day cooling
- 12.0 (EER2)
- Great
- 3EDMO-27HECO-AIRAlso sold as Eco Air EDMO-27H-4GX2.5 tons · 28,000 Btu/h · DuctedCold-climate pick, score 72.7Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 96% (Capacity at 5°F vs 47°F)
- Great
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Winter efficiency
- 9.5 (HSPF2)
- Great
- Cooling efficiency
- 19.0 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Great
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