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Convert between pounds, kilograms, ounces, grams, and more. Instant, accurate weight and mass unit conversions for shipping, cooking, fitness, and everyday use.
Common conversions:
| Unit | Kilograms | Pounds | Ounces |
|---|---|---|---|
| 1 Kilogram | 1 | 2.2046 | 35.274 |
| 1 Pound | 0.4536 | 1 | 16 |
| 1 Ounce | 0.02835 | 0.0625 | 1 |
| 1 Stone | 6.350 | 14 | 224 |
| 1 Metric Ton | 1,000 | 2,204.6 | 35,274 |
150 lb = 68 kg
70 kg = 154 lb
11 st = 154 lb = 70 kg
1 oz = 28.35 g
100 g = 3.5 oz
1 lb = 454 g
1 kg = 2.2 lb
1 metric ton = 2,205 lb
1 short ton = 907 kg
One kilogram equals approximately 2.2046 pounds. This is the most common weight conversion used internationally.
Mass is the amount of matter in an object (measured in kg), while weight is the force of gravity on that mass (measured in Newtons). On Earth, we often use them interchangeably, but they're different in physics.
A stone equals 14 pounds or 6.35 kilograms. It's primarily used in the UK and Ireland for measuring body weight. For example, a person weighing 154 pounds would be 11 stone.
A US (short) ton equals 2,000 pounds (907 kg). A metric ton (tonne) equals 1,000 kg (2,205 lb). A UK (long) ton equals 2,240 pounds (1,016 kg).
Multiply ounces by 28.35 to get grams. For quick estimation, 1 oz ≈ 28 g, or 100 g ≈ 3.5 oz.
A troy ounce (31.1 grams) is used for precious metals like gold and silver. It's heavier than a regular (avoirdupois) ounce (28.35 grams). Gold prices are quoted per troy ounce.
Divide your weight in kg by 6.35 to get stones. The remainder in pounds = (kg - (stones × 6.35)) × 2.2046. For example, 70 kg = 11 stone 0.2 lb.
This converter provides accurate conversions based on standard unit definitions. For scientific, medical, or industrial applications requiring high precision, please verify critical calculations with official reference standards.