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KM/H to Mach Converter
Convert speed from Kilometers per Hour to Mach number instantly
Formula: Mach = km/h × 1,234.8 (at sea
level, 20C)
Quick Conversions
500 km/h = Mach 0.4
900 km/h = Mach 0.73
1000 km/h = Mach 0.81
1234.8 km/h = Mach 1
1500 km/h = Mach 1.21
2000 km/h = Mach 1.62
3000 km/h = Mach 2.43
5000 km/h = Mach 4.05
KM/H to Mach Conversion Table
| KM/H | Mach | Common Use |
|---|---|---|
| 850 | 0.69 | Passenger jet cruise |
| 1000 | 0.81 | Fast commercial jet |
| 1234.8 | 1.00 | Speed of sound |
| 1500 | 1.21 | Supersonic fighter |
| 2180 | 1.77 | Concorde cruise |
| 3530 | 2.86 | SR-71 Blackbird |
| 6174 | 5.00 | Hypersonic vehicle |
| 12350 | 10.00 | Experimental aircraft |