Kilograms to Pounds: Exact Conversion, Formula and Reference Table
1 kilogram = 2.20462 pounds. Learn the exact formula, mental shortcut for quick estimates, and a full kg to lbs reference table for common weights.
Kilograms and pounds are both units of mass but used in different systems — metric and imperial/US customary. Conversions matter for fitness (gym equipment labeling), cooking recipes, shipping weights, and international travel.
The Exact Conversion Factor
1 kilogram = 2.20462262185 pounds (exact by definition since 2019) 1 pound = 0.45359237 kilograms (exact)
Quick Mental Calculation
To convert kg to pounds mentally: multiply by 2.2. 70 kg × 2.2 = 154 lbs (actual: 154.3 — very close). For more precision: kg × 2 + 10% of (kg × 2). 70 kg: 140 + 14 = 154 lbs ✓
Common Weight Reference Points
- 1 kg = 2.2 lbs
- 5 kg = 11 lbs
- 10 kg = 22 lbs
- 50 kg = 110.2 lbs
- 70 kg = 154.3 lbs (average adult)
- 100 kg = 220.5 lbs
kg vs Stones (UK Weight)
In the UK, body weight is often expressed in stones and pounds. 1 stone = 14 pounds = 6.35 kg. To convert: kg ÷ 6.35 = stones. 70 kg = 11 stone 0.2 lbs (often rounded to 11 stone).
Cooking Weight Conversions
- 500g = 1.1 lbs (approximately 1 lb)
- 250g = 8.8 oz
- 1 lb = 454g (British recipes: "1 pound of flour")
Convert weights with our Weight Converter tool.