Karl's visual drivetrain comparison tool

Compare two different bicycle drivetrains side-by-side. Supports any number of chainrings and cogs, as well as many popular internally-geared hubs. Results can be displayed as gear inches, metres development, or Sheldon Brown's gain ratios.

Drivetrain 1:

Tire:
Crank:  (only used for gain ratios)
IGBB:
Rings:
Cogs:
IGH:

Drivetrain 2:

Tire:
Crank:  (only used for gain ratios)
IGBB:
Rings:
Cogs:
IGH:

Options:

Units
Labels

cassette cog toothcount data

(a work in progress, but you're goona like it)


visual drivetrain comparison graphic