Child's age (years) | Child's height (cm) | Crotch height (cm) | Recommended size of wheels (inches) |
---|---|---|---|
1 - 2 | 85 - 103 cm | 33 - 43 cm | just balance bike |
3 – 4 | 104 – 110 cm | 44 – 47 cm | 12“ – 14“ |
4 – 5 | 110 – 115 cm | 48 - 51 cm | 12“ – 16“ |
5 – 6 | 116 - 121 cm | 52 - 54 cm | 14“ – 18“ |
6 – 7 | 122 - 127 cm | 55 - 57 cm | 16“ – 18“ |
7 – 8 | 128 - 133 cm | 58 - 61 cm | 18“ – 20“ |
8 – 9 | 134 – 139 cm | 62 - 65 cm | 18“ – 20“ |
9 – 10 | 140 - 147 cm | 66 – 68 cm | 20“ – 24“ |
10 – 11 | 146 - 151 cm | 69 - 71 cm | 24“ |
11 – 13 | 152 – 163 cm | 72 – 77 cm | 24“ – 26“ |
13 + | 164 + cm | 78 + cm | 26“ |
Body height (cm) | Frame size Road bike (cm) |
Frame size Hybrid bike (inches) |
Frame size Mountain bike (inches) |
||
---|---|---|---|---|---|
150 cm – 155 cm | 49 cm | 15“ | S | 13“ – 15“ | XS |
155 cm – 160 cm | 52 cm | 16“ | 15“ | S | |
160 cm – 165 cm | 52 cm | 17“ | S/M | 15“ – 17“ | |
166 cm – 170 cm | 52 cm - 54 cm | 17“ – 18“ | M | 17“ – 18“ | M |
171 cm - 175 cm | 54 cm - 56 cm | 18“ – 19“ | 17“ – 18“ | ||
176 cm - 180 cm | 56 cm | 19“ – 20“ | M/L | 18“ – 19“ | L |
181 cm - 185 cm | 56 cm - 58 cm | 20“ – 21“ | L | 19“ – 20“ | |
185 cm – 190 cm | 58 cm - 60 cm | 21“ – 22“ | 20“ – 21“ | XL | |
190 cm – 195 cm | 60 cm - 62 cm | 22“ – 23“ | XL | 21“ – 23“ | |
195 cm + | 62 cm - 64 cm | 24“ | 24“ | XXL |
Leg length (cm) | FOR SPORTS | FOR LEISURE | ||
---|---|---|---|---|
Frame size (cm) | Frame size (inches) | Frame size (cm) | Frame size (inches) | |
72 | 40 | 15,7 | 42 | 16,5 |
75 | 42 | 16,5 | 44 | 17,3 |
79 | 44 | 17,3 | 46 | 18,1 |
82 | 46 | 18,1 | 48 | 18,9 |
87 | 48 | 18,9 | 50 | 19,7 |
89 | 50 | 19,7 | 52 | 20,5 |
92 | 52 | 20,5 | 54 | 21,3 |
96 | 54 | 21,3 | 56 | 22 |
NiMH (Nickel metal hydride) battery | Li-Ion (Lithium-ion) battery | Li-Pol (Lithium polymer) battery | LiFePO4 (Lithium iron phosphate) battery |
---|---|---|---|
+ life span of 500 charg cycles | + life span of up to 1 000 charg cycles | + perfect performance/price ratio | + affordable price |
+ can be refurbished | + higher capacity | - requires custom charger | + great thermal stability |
+ light weight | - life span drops with fast charging | ||
- it wears out quickly due to high temperature |
Leg length (cm) | FOR SPORTS | FOR LEISURE | ||
---|---|---|---|---|
Frame size (cm) | Frame size (inches) | Frame size (cm) | Frame size (inches) | |
72 | 40 | 15,7 | 42 | 16,5 |
75 | 42 | 16,5 | 44 | 17,3 |
79 | 44 | 17,3 | 46 | 18,1 |
82 | 46 | 18,1 | 48 | 18,9 |
87 | 48 | 18,9 | 50 | 19,7 |
89 | 50 | 19,7 | 52 | 20,5 |
92 | 52 | 20,5 | 54 | 21,3 |
96 | 54 | 21,3 | 56 | 22 |