Zwift Power Calculator

Get your racing category, FTP estimates, training zones, and predicted climb times for Alpe du Zwift, Epic KOM & more

Your Power-to-Weight Ratio
0.00
watts per kilogram

Performance Level

Recreational Intermediate Advanced Elite

Estimated Power at Different Durations

1 minute (VO2 max) 0 W
5 minutes (Anaerobic) 0 W
20 minutes (FTP Test) 0 W
60 minutes (Threshold) 0 W

Training Zones (Based on FTP)

Zone 1: Active Recovery
Easy spinning, recovery rides
0-0 W
0-55% FTP
Zone 2: Endurance
Base building, long steady rides
0-0 W
56-75% FTP
Zone 3: Tempo
Moderate effort, sustainable
0-0 W
76-90% FTP
Zone 4: Threshold
Lactate threshold, race pace
0-0 W
91-105% FTP
Zone 5: VO2 Max
Hard intervals, 3-8 minutes
0-0 W
106-120% FTP
Zone 6: Anaerobic
Very hard, 30s-3min efforts
0-0 W
121-150% FTP
Zone 7: Neuromuscular
Sprint power, max efforts
0+ W
150%+ FTP

Rough Estimate Climb Times

Alpe du Zwift
12.2 km, 8.5% avg
--:--
Epic KOM
9.2 km, 4.7% avg
--:--
Box Hill
2.5 km, 5.1% avg
--:--
Ventoux
21.8 km, 7.6% avg
--:--

Performance Ranking

Top 0%
of Zwift cyclists

Goal Calculator - What Do You Need?

Select your target category or enter a custom W/kg goal

Please calculate your current W/kg first using the calculator above!
A
4.0+ W/kg
B
3.2+ W/kg
C
2.5+ W/kg
D
1.5+ W/kg
OR

To Reach Category -

Current W/kg: - W/kg
Target W/kg: - W/kg
Power Needed (at current weight): - W
Weight Target (at current power): - kg
Gap to Close: - W/kg
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