Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Cycling
Cycling Power Calculator
Calculate the power output required to ride at a given speed on any gradient, accounting for wind resistance, rolling resistance, and rider position. Use it to plan climbs, time trials, or compare equipment setups.
Fill in the required fields to see your result.
Cycling
Cycling VO2 Max Calculator
Estimate your VO2 max from a 20-minute cycling power test. Use it after an FTP test to benchmark aerobic capacity and track fitness gains over a training block.
Fill in the required fields to see your result.
Key differences
| Cycling Power Calculator | Cycling VO2 Max Calculator | |
|---|---|---|
| Category | Cycling | Cycling |
| Inputs required | 5 | 4 |
| Result | Power Required (watts) | Estimated VO2 Max (ml/kg/min) |
| What it does | Calculate the power output required to ride at a given speed on any gradient, accounting for wind resistance, rolling resistance, and rider position. Use it to plan climbs, time trials, or compare equipment setups. | Estimate your VO2 max from a 20-minute cycling power test. Use it after an FTP test to benchmark aerobic capacity and track fitness gains over a training block. |