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Cycling FTP Watts-per-Kilogram Calculator

w/kg — functional threshold power relative to bodyweight.

Calculates cycling FTP (watts/kg) from absolute FTP and body weight. Classification: <2 untrained, 2–2.9 recreational, 3–3.9 trained, 4–4.9 elite, >5 professional.

Daniel Oh By Daniel Oh
Published Last reviewed 1 min read

Inputs

W
kg

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

FTP_wkg = FTP_watts / bodyweight_kg

In depth

Calculates cycling FTP (watts/kg) from absolute FTP and body weight. Classification: <2 untrained, 2–2.9 recreational, 3–3.9 trained, 4–4.9 elite, >5 professional.