Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Thermodynamics
Carnot Efficiency Calculator
Find the theoretical maximum efficiency of a heat engine operating between two temperatures. Engineers and students use this to benchmark real engines against the best physically possible performance.
Fill in the required fields to see your result.
Thermodynamics
Refrigeration COP Calculator
Calculate the Coefficient of Performance (COP) of a refrigeration or air-conditioning system from its cooling load and compressor work. Use it to compare refrigeration system efficiency or verify measured operating data.
Fill in the required fields to see your result.
Key differences
| Carnot Efficiency Calculator | Refrigeration COP Calculator | |
|---|---|---|
| Category | Thermodynamics | Thermodynamics |
| Inputs required | 2 | 2 |
| Result | Carnot Efficiency (%) | Coefficient of Performance (COP) |
| What it does | Find the theoretical maximum efficiency of a heat engine operating between two temperatures. Engineers and students use this to benchmark real engines against the best physically possible performance. | Calculate the Coefficient of Performance (COP) of a refrigeration or air-conditioning system from its cooling load and compressor work. Use it to compare refrigeration system efficiency or verify measured operating data. |