depends on what brand or what all its got on it.
300 kilometers per hour is 186.41 miles per hour.
300 feet per second = 204.54 mph
200-300 miles
fly to space and back
186.4 mph
300 mph
Not aware of a KX300.
300 mph
186.4 mph
The speed of thought is about 100-300 ms
300 mph
they go about 300 km