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.
Internal Gearing Info |
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Drivetrain 1: Internally-Geared Hub Shimano 8-speed Alfine & Nexus Total Range: 306.5% Incremental range: 206.5% Minimum primary gear ratio allowed: 1.700:1 |
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1 0.527 |
2 0.644 |
3 0.748 |
4 0.851 |
5 1.000 |
6 1.223 |
7 1.419 |
8 1.615 |
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22.2% | 16.1% | 13.8% | 17.5% | 22.3% | 16% | 13.8% |
Drivetrain 2: Internally-Geared Hub Shimano 8-speed Alfine & Nexus Total Range: 306.5% Incremental range: 206.5% Minimum primary gear ratio allowed: 1.700:1 |
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1 0.527 |
2 0.644 |
3 0.748 |
4 0.851 |
5 1.000 |
6 1.223 |
7 1.419 |
8 1.615 |
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22.2% | 16.1% | 13.8% | 17.5% | 22.3% | 16% | 13.8% |
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