Bosch vs COSTWAY: heat pump ratings compared
Against heat pumps of the same size and type, a typical Bosch model beats 62% and a typical COSTWAY model 46%. Bosch rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Bosch
62%
of similar heat pumps beaten by its typical model
Well above average47 models listed
COSTWAY
46%
of similar heat pumps beaten by its typical model
About average47 models listed
- Efficiency on a 5°F dayCOP at 5°FBosch: Beats 63%COSTWAY: Beats 57%
- Heating power kept at 5°FCapacity at 5°F vs 47°FBosch: Beats 62%COSTWAY: Beats 35%
- Winter-long heating efficiencyHSPF2Bosch: Beats 68%COSTWAY: Beats 45%
- Summer-long cooling efficiencySEER2Bosch: Beats 65%COSTWAY: Beats 49%
- Hot-day cooling efficiencyEER2Bosch: Beats 55%COSTWAY: Beats 36%
Average (50%)Dashed outline: the other brand, for comparison
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Rebate standards
CEE 2025
- Bosch
- 94%
- COSTWAY
- 64%
Xcel CC
- Bosch
- 83%
- COSTWAY
- 43%
CEE Advanced
- Bosch
- 15%
- COSTWAY
- 0%
ENERGY STAR CC
- Bosch
- 85%
- COSTWAY
- 30%
All-around best, ducted 3.5–4.5 tons
Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.
Showing Ducted, 3.5–4.5 tons (39,000–56,999 Btu/h cooling). What size is my system?
Bosch
- 1BOVA-60MTB-M19Ewith ducted air handler (V,R)60H210P19*+TXV+AEFE5Bosch4 tons · 48,500 Btu/h · DuctedCold-climate pick, score 90.9Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
- Heat kept at 5°F
- 103% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Good
- Winter efficiency
- 10.0 (HSPF2)
- Great
- Cooling efficiency
- 19.0 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Great
- 2BOVB-60MTB-M19Ewith ducted air handler BIVB-48MCB-M19XBosch4 tons · 48,500 Btu/h · DuctedCold-climate pick, score 85.3Meets CEE 2025, CEE 2026, CEE Advanced, Xcel CC, DOE CCHP, ENERGY STAR CC
- Heat kept at 5°F
- 100% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Good
- Winter efficiency
- 10.0 (HSPF2)
- Great
- Cooling efficiency
- 19.0 (SEER2)
- Great
- Hot-day cooling
- 12.0 (EER2)
- Great
- 3BMS500-AAM048-1CSXRDBosch4 tons · 45,000 Btu/h · DuctedCold-climate pick, score 77.9Meets 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
- 2.10 (COP at 5°F)
- Good
- Winter efficiency
- 10.6 (HSPF2)
- Top 10%
- Cooling efficiency
- 20.4 (SEER2)
- Top 10%
- Hot-day cooling
- 12.0 (EER2)
- Great
COSTWAY
- 1FP10983USwith ducted air handler FP10986USCOSTWAY4.5 tons · 55,500 Btu/h · DuctedCold-climate pick, score 64.7Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 75% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 2.10 (COP at 5°F)
- Good
- Winter efficiency
- 8.6 (HSPF2)
- Good
- Cooling efficiency
- 17.0 (SEER2)
- Good
- Hot-day cooling
- 10.0 (EER2)
- Below the middle
- 2FP11020USwith ducted air handler FP11023USCOSTWAY4.5 tons · 53,000 Btu/h · DuctedCold-climate pick, score 42.8Meets none of the standards tracked here
- Heat kept at 5°F
- 72% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.80 (COP at 5°F)
- Below the middle
- Winter efficiency
- 8.2 (HSPF2)
- Good
- Cooling efficiency
- 17.0 (SEER2)
- Good
- Hot-day cooling
- 8.0 (EER2)
- Below the middle
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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