# Convert ft/s to mm/s, mm/s to ft/s - Speed Conversion

## Conversion Calculators

ft/s
mm/s
Decimals

### Convert mm/s to ft/s

mm/s
ft/s
Decimals

* If the result of your conversion is 0, try increasing the "Decimals".

## Conversion Definitions

### What are feet per second (ft/s)?

Feet per second is a unit of speed in both US Customary Units as well as the Imperial System. It measures the number of feet travelled in a second. The symbol for feet per second is ft/s. There are 0.0032808399 ft/s in mm/s.

### What are millimeters per second (mm/s)?

Millimeters per second is a unit of speed in the Metric System. It measures the number of millimeters travelled in a second. The symbol for millimeters per second is mm/s and the International spelling is millimetres per second. There are 304.8 mm/s in ft/s.

## Conversion Formulas

The formula to convert from ft/s to mm/s is:

`mm/s = ft/s x 304.8`

The formula to convert from mm/s to ft/s is:

`ft/s = mm/s ÷ 304.8`

## Conversion Examples

### Feet per second to Millimeters per second Conversion Example

```Task: Convert 75 feet per second to millimeters per second (show work)

Formula:
ft/s x 304.8 = mm/s

Calculations:
75 ft/s x 304.8 = 22,860 mm/s

Result:
75 ft/s is equal to 22,860 mm/s```

### Millimeters per second to Feet per second Conversion Example

```Task: Convert 2,500 millimeters per second to feet per second (show work)

Formula:
mm/s ÷ 304.8 = ft/s

Calculations:
2,500 mm/s ÷ 304.8 = 8.2020997375 ft/s

Result:
2,500 mm/s is equal to 8.2020997375 ft/s```

## Conversion Tables

### Feet per second to Millimeters per second Conversion Chart

feet per second (ft/s) millimeters per second (mm/s)
1 ft/s304.8 mm/s
2 ft/s609.6 mm/s
3 ft/s914.4 mm/s
4 ft/s1,219.2 mm/s
5 ft/s1,524 mm/s
6 ft/s1,828.8 mm/s
7 ft/s2,133.6 mm/s
8 ft/s2,438.4 mm/s
9 ft/s2,743.2 mm/s
10 ft/s3,048 mm/s
20 ft/s6,096 mm/s
30 ft/s9,144 mm/s
40 ft/s12,192 mm/s
50 ft/s15,240 mm/s
75 ft/s22,860 mm/s
100 ft/s30,480 mm/s
250 ft/s76,200 mm/s
500 ft/s152,400 mm/s
750 ft/s228,600 mm/s
1,000 ft/s304,800 mm/s
2,500 ft/s762,000 mm/s
5,000 ft/s1,524,000 mm/s
7,500 ft/s2,286,000 mm/s
10,000 ft/s3,048,000 mm/s
25,000 ft/s7,620,000 mm/s
50,000 ft/s15,240,000 mm/s
75,000 ft/s22,860,000 mm/s
100,000 ft/s30,480,000 mm/s
250,000 ft/s76,200,000 mm/s

### Millimeters per second to Feet per second Conversion Chart

millimeters per second (mm/s) feet per second (ft/s)
1 mm/s0.0032808399 ft/s
2 mm/s0.0065616798 ft/s
3 mm/s0.0098425197 ft/s
4 mm/s0.0131233596 ft/s
5 mm/s0.0164041995 ft/s
6 mm/s0.0196850394 ft/s
7 mm/s0.0229658793 ft/s
8 mm/s0.0262467192 ft/s
9 mm/s0.0295275591 ft/s
10 mm/s0.032808399 ft/s
20 mm/s0.0656167979 ft/s
30 mm/s0.0984251969 ft/s
40 mm/s0.1312335958 ft/s
50 mm/s0.1640419948 ft/s
75 mm/s0.2460629921 ft/s
100 mm/s0.3280839895 ft/s
250 mm/s0.8202099738 ft/s
500 mm/s1.6404199475 ft/s
750 mm/s2.4606299213 ft/s
1,000 mm/s3.280839895 ft/s
2,500 mm/s8.2020997375 ft/s
5,000 mm/s16.4041994751 ft/s
7,500 mm/s24.6062992126 ft/s
10,000 mm/s32.8083989501 ft/s
25,000 mm/s82.0209973753 ft/s
50,000 mm/s164.0419947507 ft/s
75,000 mm/s246.062992126 ft/s
100,000 mm/s328.0839895013 ft/s
250,000 mm/s820.2099737533 ft/s

## Find a Conversion

Looking for a conversion? Select a conversion type and the desired units.

Share: