Speed Converter
Convert between common speed and velocity units. Essential for drivers, pilots, sailors, and physics students.
- Free Online Tool
- Instant Results
- Mobile Friendly
- No Installation
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Understanding This Calculator
Speed Unit Comparisons
Speed is the rate at which an object covers distance. Common units depend on the region and mode of transport (car vs boat).
1. Miles per Hour to Kilometers per Hour
1 Mile per Hour (mph) is equal to 1.60934 Kilometers per Hour (km/h).
km/h = mph × 1.60934
Example 1: Convert 60 mph to km/h
- Formula: 60 × 1.60934
- Result: 96.56 km/h
Example 2: Convert 100 mph to km/h
- Formula: 100 × 1.60934
- Result: 160.93 km/h
2. Knots to Kilometers per Hour
1 Knot is equal to 1.852 Kilometers per Hour (km/h).
km/h = Knots × 1.852
Example 1: Convert 10 Knots to km/h
- Formula: 10 × 1.852
- Result: 18.52 km/h
Example 2: Convert 20 Knots to km/h
- Formula: 20 × 1.852
- Result: 37.04 km/h
How to Use
How to Use
Enter the speed, select the input unit (e.g., KPH), and the output unit (e.g., MPH).
Frequently Asked Questions
How accurate is the Speed & Velocity Converter?
We use standard conversion factors to ensure high accuracy for all conversions.
Is this calculator free to use?
Yes, this calculator is 100% free and does not require any registration or subscription.
Is it mobile-friendly?
Absolutely! Our tool is optimized for all devices, including mobile phones, tablets, and desktop computers.