What is a Stone (st)?

A stone (st) is a unit of mass used primarily in the UK and Ireland, equal to 14 pounds or approximately 6.35 kilograms.

Definition

Symbol

st

Category

Weight

System

Imperial

1 {unit} = {value} {otherUnit}

1 Stone = 6350290 Milligram (mg)

1 Stone = 6350.29 Gram (g)

1 Stone = 6.35029 Kilogram (kg)

1 Stone = 0.00635029 Metric Ton (t)

1 Stone = 224 Ounce (oz)

Common Uses

  • Body weight in UK
  • Boxing weight classes
  • Horse racing

Stone Conversions

Related Units