Head to head
Hitachi ZX135USB-7 vs Yanmar ViO23-6
The Hitachi ZX135USB-7 has 59kW more power.
Last reviewed 6 October 2026
Key differences
- Engine power: the Hitachi ZX135USB-7 has 59kW more power.
Specifications side by side
| Hitachi ZX135USB-7 | Yanmar ViO23-6 | |
|---|---|---|
| Operating weight | 13,800 - 16,000kg | 2245 kg (Canopy) / 2405 kg (Cabin) |
| Engine power | 74kW (ISO14396) / 73kW (ISO9249) | 14.6 kW at 2400 rpm |
| Dig depth | - | 2450 / 2655 mm |
Sources: Hitachi ZX135USB-7, Yanmar ViO23-6. 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 59kW more power
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 ViO23-6 if...
A compact mini excavator that keeps within its track width when slewing, used by landscapers, groundworkers and hire fleets for work beside walls, fences and buildings. It can be moved on a trailer behind a pickup or van.
Full ViO23-6 specifications →Common questions
What is the difference between the Hitachi ZX135USB-7 and the Yanmar ViO23-6?
The Hitachi ZX135USB-7 has 59kW more power. The Hitachi ZX135USB-7 is a 13 tonne zero tail swing crawler excavator; the Yanmar ViO23-6 is a 2.3 tonne zero tailswing mini excavator.
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