Head to head
Genie Z-45/25J RT vs Hitachi ZX85USB-6
The Hitachi ZX85USB-6 is the bigger machine by 1,915kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Hitachi ZX85USB-6 is the bigger machine by 1,915kg.
Specifications side by side
| Genie Z-45/25J RT | Hitachi ZX85USB-6 | |
|---|---|---|
| Operating weight | 6,515kg | 8,430 - 9,060kg |
| Working height | 15.86m (51ft 6in) maximum | - |
| Platform height | 13.86m (45ft 6in) maximum | - |
| Platform capacity | 227kg unrestricted | - |
| Dig depth | - | 3,910 - 4,510mm |
| Engine power | - | 42.4kW |
Sources: Genie Z-45/25J RT, Hitachi ZX85USB-6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Z-45/25J RT if...
A widely hired rough-terrain boom for construction and outdoor maintenance. The articulating up-and-over jib is what separates it from a straight telescopic boom: it reaches over an obstacle rather than only to it, which is often the entire requirement.
Full Z-45/25J RT specifications →Buy or hire the ZX85USB-6 if...
- you want one that is the bigger machine by 1,915kg
A popular hire-fleet size for groundworkers and utility contractors who need more reach and dig depth than a mini excavator but still want a zero-swing tail for working close to walls and other plant. Common on drainage and footing jobs on housing sites.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Common questions
What is the difference between the Genie Z-45/25J RT and the Hitachi ZX85USB-6?
The Hitachi ZX85USB-6 is the bigger machine by 1,915kg. The Genie Z-45/25J RT is a rough terrain articulating boom lift; the Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator.
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