Head to head
Hitachi ZX170W-6 vs Kubota U27-4
The Hitachi ZX170W-6 digs 3.01m (10ft) deeper.
Last reviewed 13 September 2026
Key differences
- Dig depth: the Hitachi ZX170W-6 digs 3.01m (10ft) deeper.
Specifications side by side
| Hitachi ZX170W-6 | Kubota U27-4 | |
|---|---|---|
| Dig depth | up to 5,830mm (5,720mm with 2-piece boom, 2.50m arm) | 2,820mm maximum |
| Operating weight | - | 2,590kg or 2,490kg depending on variant |
| Maximum reach | - | 4,740mm |
Sources: Hitachi ZX170W-6, Kubota U27-4. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX170W-6 if...
- you want one that digs 3.01m (10ft) deeper
A larger wheeled digger for contractors handling bigger drainage, sewer and groundworks packages who still need to drive between sites on the public road. The extra size over the 145W gives more reach and breakout force.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the U27-4 if...
The step up from the KX019-4 when you need more depth and reach but still have to work close to walls and fences. Tight tail swing is what makes it usable in an occupied garden, and it is one of the most common hire machines in Britain for exactly that reason.
Listed by
- MY Tool Hire Ltd - Harrow
- Standard Plant Hire - Keston
Common questions
What is the difference between the Hitachi ZX170W-6 and the Kubota U27-4?
The Hitachi ZX170W-6 digs 3.01m (10ft) deeper. The Hitachi ZX170W-6 is a 17 tonne wheeled excavator; the Kubota U27-4 is a tight tail swing compact excavator, around 2.5 tonnes.
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