Head to head
Hitachi ZX135USB-7 vs Hitachi ZX85USB-6
The Hitachi ZX135USB-7 has 32kW more power and is the bigger machine by 5,370kg.
Last reviewed 13 September 2026
Key differences
- Engine power: the Hitachi ZX135USB-7 has 32kW more power.
- Operating weight: the Hitachi ZX135USB-7 is the bigger machine by 5,370kg.
Specifications side by side
| Hitachi ZX135USB-7 | Hitachi ZX85USB-6 | |
|---|---|---|
| Operating weight | 13,800 - 16,000kg | 8,430 - 9,060kg |
| Engine power | 74kW (ISO14396) / 73kW (ISO9249) | 42.4kW |
| Dig depth | - | 3,910 - 4,510mm |
Sources: Hitachi ZX135USB-7, Hitachi ZX85USB-6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX135USB-7 if...
- you want one that has 32kW more power
- you want one that is the bigger machine by 5,370kg
Built for sites with tight working margins - roadside, urban and confined yards - where a swinging counterweight would foul walls, parked vehicles or passing traffic. Popular with utility and demolition contractors working close to structures.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the ZX85USB-6 if...
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 Hitachi ZX135USB-7 and the Hitachi ZX85USB-6?
The Hitachi ZX135USB-7 has 32kW more power and is the bigger machine by 5,370kg. The Hitachi ZX135USB-7 is a 13 tonne zero tail swing crawler excavator; the Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator.
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