KPH to MPH Converter
Convert kilometers per hour to miles per hour
Frequently Asked Questions
How do I convert km/h to mph?
Divide km/h by 1.60934. 100 km/h = 62.14 mph. Quick estimate: multiply km/h by 0.6. The converter provides precise results and handles both directions for speed limit comparisons when traveling internationally.
What is 120 km/h in mph?
120 km/h = 74.56 mph. Common highway speed conversions: 80 km/h = 49.7 mph, 100 km/h = 62.1 mph, 110 km/h = 68.4 mph, 130 km/h = 80.8 mph. European motorway limits are typically 120-130 km/h.
What are common speed limits in km/h and mph?
Urban: 50 km/h = 31 mph. Suburban: 80 km/h = 50 mph. Highway: 100 km/h = 62 mph. Motorway: 120 km/h = 75 mph. German Autobahn advisory: 130 km/h = 81 mph. UK motorway: 70 mph = 113 km/h.
Which countries use km/h vs mph for speed limits?
Most countries use km/h. Only the US, UK, and a few Caribbean/Asian nations use mph. Canada switched to km/h in 1977. The converter helps drivers adjust when crossing between systems.
How do I quickly estimate km/h to mph in my head?
Multiply by 5 then divide by 8, or multiply by 0.6. For 100 km/h: 100 x 5 = 500, 500 / 8 = 62.5 mph (actual: 62.14). This approximation is accurate within 1% for everyday use.