Conversion factors
Length is converted through metres (1 ft = 0.3048 m, 1 in = 0.0254 m, 1 mi = 1609.344 m). Weight is converted through kilograms (1 lb = 0.45359237 kg, 1 oz = 1/16 lb, 1 stone = 14 lb). Temperature: C = (F − 32) × 5/9, K = C + 273.15.
Common questions
Are these survey feet or international feet?
International feet (exact 0.3048 m), which is what almost every everyday conversion uses.
Why is stone on the list?
Common in the UK and Ireland for body weight. 1 stone = 14 pounds.