| Zuma Model | Rider Height | Target Age Range |
| Zuma 14" | 95 - 110 cm (3'1" - 3'7") | 3 - 5 years |
| Zuma 16" | 105 - 120 cm (3'5" - 3'11") | 4 - 6 years |
| Zuma 20" | 115 - 135 cm (3'9" - 4'5") | 6 - 9 years |
| Zuma 24" | 125 - 145 cm (4'1" - 4'9") | 8 - 11 years |
| Zuma 26" | 140 - 160 cm+ (4'7" - 5'3"+) | 10+ years / Teens |
- If the rider is between sizes: Size up to the larger wheel if they are an confident, active rider. Size down if they are just starting out or prefer an easier standover height.
