Bike Frame Size Calculator

Get your recommended frame size in seconds – for road, gravel, or mountain bikes.

Measure from floor to crotch. Helps fine‑tune the result.

📏 How to measure your inseam (for best accuracy)

Stand against a wall with feet shoulder-width apart. Place a book between your legs, spine up, pulling it firmly against your crotch. Measure from the top of the book to the floor. That's your inseam.

How to measure inseam for bike frame size

🚴 General size reference

  • Road: Height 155-165cm → 49-51cm frame
  • Road: 165-175cm → 52-54cm
  • Road: 175-185cm → 55-57cm
  • Road: 185-195cm → 58-61cm
  • Gravel: subtract 1-2cm from road size
  • MTB: see inch sizes in calculator

Not sure? Use the calculator above or contact us for custom fitting.

* This calculator provides an estimate based on average proportions. For the most accurate fit, we recommend consulting a professional fitter or referring to our contact us for custom geometry advice.

Found your size? Explore our carbon road frames or gravel frames.

Need a complete frameset? Check our road framesets and gravel framesets.

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