Conversion factors: Metric to Imperial

Length

Multiply by

millimetres

inches

0.0394

centimetres

inches

0.3937

metres

feet

3.2806

metres

yards

1.9036

kilometres

statute miles

0.6214

kilometres

nautical miles

0.54

Area

Multiply by

square inches

0.155

square metres

square feet

10.764

square metres

square yards

1.196

hectares

acres

2.471

square kilometres

square miles

0.386

Volume

Multiply by

cubic centimetres

cubic inches

0.061

cubic metres

cubic feet

35.315

cubic metres

cubic yards

1.308

Liquid Volume

Multiply by

litres

fluid ounces (UK)

35.1961

litres

fluid ounces (US)

33.8150

litres

pints (UK)

1.7598

litres

pints (US)

2.1134

litres

gallons (UK)

0.2199

litres

gallons (US)

0.2642

Weight

Multiply by

grams

ounces (avoirdupois)

0.0353

grams

ounces (troy)

0.0322

kilograms

pounds

2.2046

tonnes

tons (long)

0.9842

Temperature

Operation (in sequence)

Celsius

Fahrenheit

Fahrenheit

Celsius