Conversion Calculator

Our powerful and flexible conversion calculator will help you to quickly convert between metric and imperial values for length, area, volume, and weight.

Conversion Factor

LengthMultiply By
Inches to Centimetres2.54
Centimetres to Inches0.39
Inches to Millimetres25.40
Millimetres to Inches0.04
Feet to Metres0.31
Metres to Feet3.28
Yards to Metres0.91
Metres to Yards1.09
Miles to Kilometres1.61
Kilometres to Miles0.62
AreaMultiply By
Square Inches to Square Centimetres6.451
Square Centimetres to Square Inches0.15
Square Feet to Square Metres0.09
Square Metres to Square Feet10.76
Square Yards to Square Metres0.84
Square Metres to Square Yards1.20
Square Miles to Square Kilometres2.59
Square Kilometres to Square Miles0.39
Acres to Hectares0.40
Hectares to Acres2.47
WeightMultiply By
Ounces to Grams28.35
Grams to Ounces0.04
Pounds to Kilograms0.45
Kilograms to Pounds2.21
Long Tons to Tonnes1.02
Tonnes to Long Tons0.98
Short Tons to Tonnes0.91
Tonnes to Short Tons1.10