Cartridge comparison
20mm Hispano vs 23mm Volkov-Yartsev
20mm Hispano and 23mm Volkov-Yartsev are both in the reference; see the full spec comparison below.
Side by side
| 20mm Hispano | 23mm Volkov-Yartsev | |
|---|---|---|
| Type | Autocannon | Autocannon |
| Introduced | 1938 | 1941 |
| Bullet diameter | 0.7874″ | 0.9055″ |
| Case length | 4.3346″ | 5.9843″ |
| Effective range | 600 yd | 450 yd |
Highlighted cells hold the clear edge where both sides have a number. Every figure is a range maximum from the reference; typical loads run lower.