Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Mechanical
Gear Ratio Calculator
Determine the output speed and mechanical advantage of a gear pair by entering tooth counts, input RPM, and system efficiency. Ideal for engineers and hobbyists designing gearboxes, drivetrains, or robotics.
Fill in the required fields to see your result.
Mechanical
Gear Ratio Calculator
Calculate the gear ratio between two meshing gears from their tooth counts. Use it when designing drivetrains, selecting motor reduction gears, or analyzing the speed-versus-torque trade-off in any geared system.
Fill in the required fields to see your result.
Key differences
| Gear Ratio Calculator | Gear Ratio Calculator | |
|---|---|---|
| Category | Mechanical | Mechanical |
| Inputs required | 4 | 2 |
| Result | Output Speed (RPM) | Gear Ratio (:1) |
| What it does | Determine the output speed and mechanical advantage of a gear pair by entering tooth counts, input RPM, and system efficiency. Ideal for engineers and hobbyists designing gearboxes, drivetrains, or robotics. | Calculate the gear ratio between two meshing gears from their tooth counts. Use it when designing drivetrains, selecting motor reduction gears, or analyzing the speed-versus-torque trade-off in any geared system. |