1. 4/4 (full size): This is the standard size for adult players. It typically measures approximately 23 inches (58.5 cm) in body length.
2. 3/4: This size is often suitable for older children or smaller adults. It measures about 20 inches (50.8 cm) in body length.
3. 1/2: Commonly used by younger children, the 1/2 size violin has a body length of around 16 inches (40.6 cm).
4. 1/4: Designed for very young beginners, the 1/4 size violin measures approximately 13 inches (33 cm) in body length.
5. 1/8: This is the smallest size, suitable for very young children starting their musical journey. It has a body length of around 10 inches (25.4 cm).
These sizes are approximate; minor variations between different manufacturers are possible. Additionally, fractional sizes (such as 7/8) may also be found. The appropriate size for an individual player depends on their age, reach, and physical build. It's advisable to seek the guidance of a violin teacher or music store specialist to select the most suitable size for a particular player.