Convert Kilograms to Stone

1 kg = 0.157473 st

1 kg = 0.157473 st

kilograms (kg) stone (st)
0.5 0.0787366
1 0.157473
2 0.314946
5 0.787366
10 1.5747
25 3.9368
50 7.8737
100 15.7473
250 39.3683
500 78.7366
1000 157.47

To convert kilograms to stone, multiply the value by the conversion factor:

1 kg = 0.157473 st

For example: 10 kg = 1.5747 st

The Conversion Formula

To convert kilograms to stone, multiply the value by the conversion factor: 1 kg = 0.157473 st. For a worked example, suppose you need to convert 25 kg to stone: 25 × 0.157473 = 3.9368 st. To convert in the opposite direction, divide by 0.157473, or equivalently multiply by 6.3503.

About kilograms

The kilogram (kg) is the base unit of mass in the International System of Units (SI). Established in 1795 as the mass of one liter of water at the freezing point, it has been the world's standard for over two centuries. Until 2019, it was defined by a physical platinum-iridium cylinder locked in a vault in Paris (Le Grand K). Today, it is defined by the Planck constant, a fundamental constant of quantum physics, ensuring it remains stable and precise forever. kilograms are commonly used in Body weight (worldwide except US), Gym equipment (plates/dumbbells), International shipping, and Scientific mass measurements, Food packaging (globally).

A liter of bottled water weighs exactly 1 kilogram.

About stone

The stone is a quintessential British unit, historically used to weigh agricultural commodities like wool and wax. Its weight varied by town and product until being standardized at 14 pounds in 1835. While no longer used for trade, it remains the primary way people in the UK and Ireland describe their body weight. You might hear someone say they weigh '10 stone 7' (147 lbs). stone are commonly used in Human body weight (UK/Ireland), Boxing commentary (UK), Jockey weights, and Historical trade records.

A medium-sized dog might weigh around 1 stone (14 lbs).

When Would You Convert kilograms to stone?

Converting between kilograms and stone is one of the most common weight conversions. You might need this conversion when working with international specifications, following instructions written for a different measurement system, or comparing values across different standards. Having the conversion factor (1 kg = 0.157473 st) memorized or bookmarked can save time in professional and everyday contexts alike.