Miles per hour to Kilometers per hour Converter
Miles to Kilometers Converter
Use this converter to easily convert miles per hour to kilometers per hour (mph to km/h).
Result will be displayed here
Formula: 1 mph = 1.60934 km/h
Tired of mental math or messy conversion formulas? Our speed conversion calculator cuts through the hassle, giving you instant km/h to mph (and mph to km/h) results. Perfect for travelers, drivers, students, or anyone working across measurement systems.
Why This Tool Saves You Time (and Headaches):
- Real-time accuracy: Built on globally recognized conversion rates (1 km/h = 0.621371 mph / 1 mph = 1.60934 km/h)
- Zero learning curve: Type a number, hit convert, done.
- Privacy-first: Your data stays on your device – we never track or store conversions.
“But why trust this speed converter?” Glad you asked. Our tool is crafted by transportation engineers and data specialists who’ve worked with global speed standards for 15+ years. No approximations – just precise results you can bet on.
When You’ll Use This Daily
✅ Traveling abroad (e.g., US ↔️ Europe road trips)
✅ Comparing car specs (imported vehicles often mix units)
✅ Homework or work projects needing error-free conversions
✅ Fitness tracking (cycling/running stats in mph or km/h)
How It Works (Seriously Simple)
- Pick your converter:
- Kilometers to Miles (km/h → mph)
- Miles to Kilometers (mph → km/h)
- Type your speed (e.g., “100 km/h” or “60 mph”)
- Get instant results – no ads, no pop-ups, no drama.
Pro Tip: Bookmark this page for quick access during road trips or when browsing foreign car listings.
Quick-Reference Speed Cheat Sheet
Because even experts need shortcuts:
| Common Use | km/h | mph |
|---|---|---|
| European highway | 120 | 74.6 |
| US interstate | 65 | 104.6 |
| Urban speed limit | 50 | 31.1 |
| Avg. cycling speed | 25 | 15.5 |
Why We’re Different (Spoiler: It’s Not Just Accuracy):
- No-fluff design: Built for speed, not distractions.
- Mobile-friendly: Works smoothly on any device.
- Always free: No sign-ups, subscriptions, or hidden fees.
Got Questions? Ask Our Speed Nerds.
Stuck on a tricky conversion? Our team of engineers and travel experts (yes, real humans) are here to help. Drop a query via our contact form – we reply in <24 hours.
Speed Units 101: Quick Knowledge Boost
- km/h (kilometers per hour): Used in 95% of the world, including Europe, Asia, and Australia.
- mph (miles per hour): Standard in the US, UK, and a few others.
Fun fact: The UK uses mph for road signs but metric units in science – talk about mixed signals!
Your Turn: Convert Confusion to Clarity
Next time you spot a foreign speed limit or a car review in unfamiliar units, don’t panic. Use our speed conversion calculator (it’s faster than Googling “60 mph in km/h”).
| Miles per Hour (mph) | Kilometers per Hour (kph) |
|---|---|
| 1 mph | 1.609344 kph |
| 2 mph | 3.218688 kph |
| 3 mph | 4.828032 kph |
| 4 mph | 6.437376 kph |
| 5 mph | 8.046720 kph |
| 6 mph | 9.656064 kph |
| 7 mph | 11.265408 kph |
| 8 mph | 12.874752 kph |
| 9 mph | 14.484096 kph |
| 10 mph | 16.093440 kph |
| 15 mph | 24.140160 kph |
| 20 mph | 32.186880 kph |
| 25 mph | 40.233600 kph |
| 30 mph | 48.280320 kph |
| 35 mph | 56.327040 kph |
| 40 mph | 64.373760 kph |
| 45 mph | 72.420480 kph |
| 50 mph | 80.467200 kph |
| 55 mph | 88.513920 kph |
| 60 mph | 96.560640 kph |
| 65 mph | 104.607360 kph |
| 70 mph | 112.654080 kph |
| 75 mph | 120.700800 kph |
| 80 mph | 128.747520 kph |
| 85 mph | 136.794240 kph |
| 90 mph | 144.840960 kph |
| 95 mph | 152.887680 kph |
| 100 mph | 160.934400 kph |
| 105 mph | 168.981120 kph |
| 200 mph | 321.868800 kph |
| 205 mph | 329.915520 kph |
| 300 mph | 482.803200 kph |
| 305 mph | 490.849920 kph |
| 400 mph | 643.737600 kph |
| 405 mph | 651.784320 kph |
| 500 mph | 804.672000 kph |
| 505 mph | 812.718720 kph |
| 600 mph | 965.606400 kph |
| 605 mph | 973.653120 kph |
| 700 mph | 1126.540800 kph |
| 705 mph | 1134.587520 kph |
| 800 mph | 1287.475200 kph |
| 900 mph | 1448.409600 kph |
| 1000 mph | 1609.344000 kph |