Feet+Inches to MM Converter

Convert feet and inches to millimeters (ft+in to mm) instantly with our free online converter. Shows decimal millimeters and meters+millimeters.

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How to convert feet+inches to millimeters?

To convert feet and inches to millimeters, first convert feet to millimeters by multiplying by 304.8, then convert inches to millimeters by multiplying by 25.4, and add the results together.

d(mm) = d(ft) × 304.8 + d(in) × 25.4

Example

Convert 5 feet 6 inches to millimeters:

d(mm) = 5ft × 304.8 + 6in × 25.4 = 1524mm + 152.4mm = 1676.4mm

How many millimeters in a foot?

There are exactly 304.8 millimeters in one foot.

1ft = 304.8mm

1ft = 304.8mm

How many millimeters in an inch?

There are exactly 25.4 millimeters in one inch.

1in = 25.4mm

1in = 25.4mm

What is a Foot?

A foot is a unit of length in the imperial and US customary systems of measurement. It is equal to 12 inches or 1/3 of a yard. The foot is commonly used in the United States, Canada, and the United Kingdom for measuring height, distance, and other dimensions.

What is a Millimeter?

A millimeter is a unit of length in the metric system. It is equal to 1/1000 of a meter or 1/10 of a centimeter. Millimeters are commonly used for precise measurements in engineering, manufacturing, and scientific applications.

Popular feet+inches to mm conversion table

Feet+Inches (ft+in) Millimeters (mm)
1 ft 0 in 304.8 mm
2 ft 0 in 609.6 mm
3 ft 0 in 914.4 mm
4 ft 0 in 1219.2 mm
5 ft 0 in 1524.0 mm
5 ft 6 in 1676.4 mm
5 ft 10 in 1778.0 mm
6 ft 0 in 1828.8 mm
6 ft 2 in 1879.6 mm
6 ft 4 in 1930.4 mm
6 ft 6 in 1981.2 mm
6 ft 8 in 2032.0 mm
6 ft 10 in 2082.8 mm
7 ft 0 in 2133.6 mm
8 ft 0 in 2438.4 mm
9 ft 0 in 2743.2 mm
10 ft 0 in 3048.0 mm