Converting from mph to m/s and need a useful conversion tool? Try out this miles per hour to metres per second converter to help! More converters available.

Used for different purposes, **miles per hour** is a more commonly seen unit of speed than **metres per second**, which is usually used to measure much slower speeds that are not used in everyday situations. Both carry various abbreviations and different spelling in American English but the official abbreviations for the two are mph and m/s. View some more of our speed converters.

## How to use the Converter from mph to m/s?

In the box above, enter the amount of mph into the **converter mph – m/s** and click “convert” to be given an accurate equivalent in metres per second. To do the opposite conversion, go to convert metres per second to miles per hour.

## Formula to Convert mph – m/s

The mathematical equation that is used for this **miles per hour to metres per second conversion** is shown below and can be used to do the calculation by hand. For example, 15 mph = 6.7 m/s and 40 mph = 17.9 m/s

**[number of] miles per hour / 2.23694 = [number of] metres per second**

## When to use mph?

The United States and United Kingdom choose to use the imperial unit of speed known as **miles per hour** over kilometres, which is chosen in many other countries. Other abbreviations of the unit include MPH or mi/h. This unit expresses the amount of miles travelled in an hour and are included in car speedometers and road signs. Try out the **mph to m/s calculator**.

## When to use m/s

**Metres per second** are defined by the amount of distance travelled in metres, divided by the time it took in seconds. As a unit of speed used to measure slower speeds, metres per second are used less commonly in everyday situations. The most common industry to use m/s is in astronomy, however, sometimes m/s is still too slow so km/s is used. View our **miles per hour – metres per second converter** above.

### How many is 1 Mile per hour in Metres per second?

**0.45 Metres per second**

`(1mph = 0.45m/s)`

### How many are 2 Miles per hour in Metres per second?

**0.89 Metres per second**

`(2mph = 0.89m/s)`

### How many are 3 Miles per hour in Metres per second?

**1.34 Metres per second**

`(3mph = 1.34m/s)`

### How many are 4 Miles per hour in Metres per second?

**1.79 Metres per second**

`(4mph = 1.79m/s)`

### How many are 5 Miles per hour in Metres per second?

**2.24 Metres per second**

`(5mph = 2.24m/s)`

### How many are 10 Miles per hour in Metres per second?

**4.47 Metres per second**

`(10mph = 4.47m/s)`

### How many are 15 Miles per hour in Metres per second?

**6.71 Metres per second**

`(15mph = 6.71m/s)`

### How many are 20 Miles per hour in Metres per second?

**8.94 Metres per second**

`(20mph = 8.94m/s)`

### How many are 25 Miles per hour in Metres per second?

**11.18 Metres per second**

`(25mph = 11.18m/s)`

### How many are 30 Miles per hour in Metres per second?

**13.41 Metres per second**

`(30mph = 13.41m/s)`

### How many are 50 Miles per hour in Metres per second?

**22.35 Metres per second**

`(50mph = 22.35m/s)`

### How many are 100 Miles per hour in Metres per second?

**44.7 Metres per second**

`(100mph = 44.7m/s)`

### How many are 200 Miles per hour in Metres per second?

**89.41 Metres per second**

`(200mph = 89.41m/s)`

### How many are 500 Miles per hour in Metres per second?

**223.52 Metres per second**

`(500mph = 223.52m/s)`

### How many are 1000 Miles per hour in Metres per second?

**447.04 Metres per second**

`(1000mph = 447.04m/s)`