Why Cadence Optimization Matters
Cycling cadence (RPM) directly affects muscular and cardiovascular efficiency. Low cadence (below 60 RPM) places excessive stress on the knee joints, while very high cadence (above 110 RPM) strains the cardiovascular system. Finding the cadence sweet spot for your W/kg level improves endurance and reduces injury risk.
Cadence by Training Zone
| Training Zone | Intensity (% FTP) | Recommended RPM |
|---|---|---|
| Recovery | Below 55% | 70–80 |
| Endurance | 56–75% | 85–95 |
| Tempo | 76–90% | 88–98 |
| VO2max Interval | 91–105% | 90–105 |
| Sprint | 121%+ | 100–120 |
Understanding W/kg
W/kg (power-to-weight ratio) is FTP divided by body weight in kilograms. Recreational cyclists typically range from 2.0–3.0 W/kg; Cat 3–4 racers reach 3.0–4.0 W/kg; professionals exceed 5.5 W/kg. Higher W/kg means greater climbing ability — every kilogram matters on long ascents.
Frequently Asked Questions
Ride hard for 20 minutes and record average power. Multiply by 0.95 to get your FTP estimate. Alternatively, use body weight × 2.5 W as a rough beginner baseline.
Start 5–10 RPM below your target and hold it for 30–60 minutes per session. A smart trainer or cadence sensor gives real-time feedback. Spin-ups (brief bursts of high cadence) also help build neuromuscular efficiency.