Head to head
Hitachi ZX170W-6 vs Hitachi ZX33U-6
The Hitachi ZX170W-6 is a 17 tonne wheeled excavator. The Hitachi ZX33U-6 is a 3.3-3.7 tonne zero tail swing mini excavator.
Last reviewed 13 September 2026
Specifications side by side
| Hitachi ZX170W-6 | Hitachi ZX33U-6 | |
|---|---|---|
| Dig depth | up to 5,830mm (5,720mm with 2-piece boom, 2.50m arm) | 2,790 - 3,130mm |
| Operating weight | - | 3,320 - 3,720kg |
| Engine power | - | 18.8kW |
Sources: Hitachi ZX170W-6, Hitachi ZX33U-6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX170W-6 if...
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 ZX33U-6 if...
A general-purpose mini digger for landscaping, utilities and small groundworks contractors who need to work in gardens, driveways and other access-restricted sites. Its zero tail swing lets it turn on the spot without swinging into fences or walls.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Common questions
What is the difference between the Hitachi ZX170W-6 and the Hitachi ZX33U-6?
The Hitachi ZX170W-6 is a 17 tonne wheeled excavator; the Hitachi ZX33U-6 is a 3.3-3.7 tonne zero tail swing mini excavator.
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