About the Rowing Watts Calculator
Convert between Concept2 500 m split and power in watts, with watts per kilogram.
Also known as: erg watts, split to watts, watts to split, concept2 watts, average-power.
How to use this calculator
- Enter calculate, weight unit and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Watts = 2.80 ÷ (split seconds ÷ 500)³
Worked example
Using the values pre-filled in the calculator above:
- Calculate: Watts from split
- 500 m split (mm:ss): 1:45
- Weight unit: kg
- Body weight = 80 kg
the calculator returns:
- Power: 302 W
- Watts per kg: 3.78 W/kg
- Calories per hour (C2): 1,341 kcal