The weight converter instantly converts between kilograms (kg), pounds (lb), and stone — the three weight units most commonly encountered in clinical and everyday settings. Nurses use this tool to convert patient weight for drug dosing, BMI calculation, and documentation when patients report their weight in a different unit. 1 kilogram equals 2.20462 pounds; 1 stone equals 6.35 kilograms.
| kg | lb | Stone |
|---|
Common body weights converted from pounds to kilograms — essential for weight-based drug dosing and clinical documentation.
| Pounds (lb) | Kilograms (kg) |
|---|---|
| 80 lb | 36.3 kg |
| 85 lb | 38.6 kg |
| 90 lb | 40.8 kg |
| 95 lb | 43.1 kg |
| 100 lb | 45.4 kg |
| 105 lb | 47.6 kg |
| 110 lb | 49.9 kg |
| 115 lb | 52.2 kg |
| 120 lb | 54.4 kg |
| 125 lb | 56.7 kg |
| 130 lb | 59.0 kg |
| 135 lb | 61.2 kg |
| 140 lb | 63.5 kg |
| 145 lb | 65.8 kg |
| 150 lb | 68.0 kg |
| 155 lb | 70.3 kg |
| 160 lb | 72.6 kg |
| 165 lb | 74.8 kg |
| 170 lb | 77.1 kg |
| 175 lb | 79.4 kg |
| 180 lb | 81.6 kg |
| 185 lb | 83.9 kg |
| 190 lb | 86.2 kg |
| 195 lb | 88.5 kg |
| 200 lb | 90.7 kg |
| 205 lb | 93.0 kg |
| 210 lb | 95.3 kg |
| 215 lb | 97.5 kg |
| 220 lb | 99.8 kg |
| 225 lb | 102.1 kg |
| 230 lb | 104.3 kg |
| 235 lb | 106.6 kg |
| 240 lb | 108.9 kg |
| 245 lb | 111.1 kg |
| 250 lb | 113.4 kg |
| 255 lb | 115.7 kg |
| 260 lb | 117.9 kg |
| 265 lb | 120.2 kg |
| 270 lb | 122.5 kg |
| 275 lb | 124.7 kg |
| 280 lb | 127.0 kg |
| 285 lb | 129.3 kg |
| 290 lb | 131.5 kg |
| 295 lb | 133.8 kg |
| 300 lb | 136.1 kg |
Body weight in stone converted to kilograms — widely used in the UK and Ireland. 1 stone = 6.35 kg.
| Stone (st) | Kilograms (kg) |
|---|---|
| 6.0 st | 38.1 kg |
| 6.5 st | 41.3 kg |
| 7.0 st | 44.5 kg |
| 7.5 st | 47.6 kg |
| 8.0 st | 50.8 kg |
| 8.5 st | 54.0 kg |
| 9.0 st | 57.2 kg |
| 9.5 st | 60.3 kg |
| 10.0 st | 63.5 kg |
| 10.5 st | 66.7 kg |
| 11.0 st | 69.9 kg |
| 11.5 st | 73.0 kg |
| 12.0 st | 76.2 kg |
| 12.5 st | 79.4 kg |
| 13.0 st | 82.6 kg |
| 13.5 st | 85.7 kg |
| 14.0 st | 88.9 kg |
| 14.5 st | 92.1 kg |
| 15.0 st | 95.3 kg |
| 15.5 st | 98.4 kg |
| 16.0 st | 101.6 kg |
| 16.5 st | 104.8 kg |
| 17.0 st | 108.0 kg |
| 17.5 st | 111.1 kg |
| 18.0 st | 114.3 kg |
| 18.5 st | 117.5 kg |
| 19.0 st | 120.7 kg |
| 19.5 st | 123.8 kg |
| 20.0 st | 127.0 kg |
Convert kilograms to both pounds and stone in one view — the reference nurses and patients reach for most.
| Kilograms | Pounds | Stone |
|---|---|---|
| 40 kg | 88.2 lb | 6.3 st |
| 45 kg | 99.2 lb | 7.1 st |
| 50 kg | 110.2 lb | 7.9 st |
| 55 kg | 121.3 lb | 8.7 st |
| 60 kg | 132.3 lb | 9.4 st |
| 65 kg | 143.3 lb | 10.2 st |
| 70 kg | 154.3 lb | 11.0 st |
| 75 kg | 165.3 lb | 11.8 st |
| 80 kg | 176.4 lb | 12.6 st |
| 85 kg | 187.4 lb | 13.4 st |
| 90 kg | 198.4 lb | 14.2 st |
| 95 kg | 209.4 lb | 15.0 st |
| 100 kg | 220.5 lb | 15.7 st |
| 105 kg | 231.5 lb | 16.5 st |
| 110 kg | 242.5 lb | 17.3 st |
| 115 kg | 253.5 lb | 18.1 st |
| 120 kg | 264.6 lb | 18.9 st |
| 125 kg | 275.6 lb | 19.7 st |
| 130 kg | 286.6 lb | 20.5 st |
| 135 kg | 297.6 lb | 21.3 st |
| 140 kg | 308.6 lb | 22.0 st |
| 145 kg | 319.7 lb | 22.8 st |
| 150 kg | 330.7 lb | 23.6 st |
1 kilogram equals 2.20462 pounds. To convert kg to lb, multiply by 2.20462. To convert lb to kg, divide by 2.20462. For example, a patient weighing 70 kg weighs approximately 154.3 lb.
1 stone equals 6.35029 kg, or 14 pounds. Stone is commonly used in the UK and Ireland. To convert stone to kg, multiply by 6.35.