Boys 6 - 18 years
Weight in kg
Age | Small child | Middle child | Big child |
6 years | 17.5 | 21.2 | 26.2 |
7 years | 19.0 | 23.2 | 29.0 |
8 years | 21.5 | 26.0 | 31.0 |
9 years | 23.5 | 28.5 | 34.0 |
10 years | 26.0 | 31.0 | 39.0 |
11 years | 28.0 | 33.5 | 43.5 |
12 years | 30.0 | 37.5 | 48.0 |
13 years | 32.0 | 42.0 | 57.0 |
14 years | 35.0 | 48.0 | 63.0 |
15 years | 39.0 | 54.0 | 67.0 |
16 years | 45.0 | 60.0 | 70.0 |
17 years | 50.5 | 63.0 | 70.5 |
18 years | 53.0 | 64.0 | 71.0 |
Most children (95%) will be somewhere between small and big child.
Height in cm
Age | Little child | Middle child | Big child |
6 years | 108 | 118 | 128 |
7 years | 113 | 123 | 135 |
8 years | 118 | 129 | 139 |
9 years | 123 | 134 | 144 |
10 years | 128 | 138 | 150 |
11 years | 132 | 143 | 156 |
12 years | 136 | 148 | 162 |
13 years | 140 | 154 | 171 |
14 years | 145 | 161 | 178 |
15 years | 151 | 168 | 183 |
16 years | 158 | 174 | 187 |
17 years | 164 | 178 | 188 |
18 years | 167 | 179 | 189 |
Most children (95%) will be somewhere between small and big child.