Generations
| Model | Size | Built around | Used market | Enclosed cab |
|---|---|---|---|---|
| Hitachi EX30URG | 0-6 t | — | rare | — |
| Hitachi EX30-1 | 0-6 t | 1992 | rare | — |
| Hitachi EX30UR-2 | 0-6 t | 1995 | known | — |
| Hitachi EX30 | 0-6 t | 1996 | known | 97% |
| Hitachi EX30-2 | 0-6 t | 1996 | rare | — |
| Hitachi EX30UR | 0-6 t | 1996 | known | 100% |
| Hitachi EX30UR-2C | 20-30 t | 1997 | rare | — |
| Hitachi EX30UR-3 | 0-6 t | 1998 | rare | — |
| Hitachi EX30U | 0-6 t | 2002 | rare | — |