Helps estimate an appropriate bicycle frame size based on body measurements.
Start with your values, or try a preset.
Enter Inseam (inches), Rider Height (inches), and Bike Type in the units shown.
Read Hybrid Bike Frame Size (inches), Mountain Bike Frame Size (inches), Road Bike Frame Size (inches), and Recommended Bike Frame Size in the results panel. Results update as you change the inputs.
Choose a preset to load an example, then adjust the values for your situation.
See the inputs and their calculated results.
Inseam (inches): 28 in; Rider Height (inches): 64 in; Bike Type: Road Bike
Hybrid Bike Frame Size (inches): 18.48 in; Mountain Bike Frame Size (inches): 18.76 in; Road Bike Frame Size (inches): 18.2 in; Recommended Bike Frame Size: 18.2 in
Inseam (inches): 30 in; Rider Height (inches): 68 in; Bike Type: Mountain Bike
Hybrid Bike Frame Size (inches): 19.8 in; Mountain Bike Frame Size (inches): 20.1 in; Road Bike Frame Size (inches): 19.5 in; Recommended Bike Frame Size: 20.1 in
Inseam (inches): 34 in; Rider Height (inches): 76 in; Bike Type: Hybrid Bike
Hybrid Bike Frame Size (inches): 22.44 in; Mountain Bike Frame Size (inches): 22.78 in; Road Bike Frame Size (inches): 22.1 in; Recommended Bike Frame Size: 22.44 in
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