Head to head
Hitachi ZX170W-6 vs Kubota KX037-4
The Hitachi ZX170W-6 is a 17 tonne wheeled excavator. The Kubota KX037-4 is a 3.5 tonne class mini excavator.
Last reviewed 13 September 2026
Specifications side by side
| Hitachi ZX170W-6 | Kubota KX037-4 | |
|---|---|---|
| Dig depth | up to 5,830mm (5,720mm with 2-piece boom, 2.50m arm) | 3410 mm |
| Operating weight | - | 3518 kg |
| Width | - | 1550 mm |
| Engine power | - | 17.8 kw |
Sources: Hitachi ZX170W-6, Kubota KX037-4. 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 KX037-4 if...
A 3.5 tonne class digger used by groundworkers, utility contractors and hire fleets for trenching, foundations and landscaping. Suits sites that need more reach and lift than a 3 tonne machine.
Full KX037-4 specifications →Common questions
What is the difference between the Hitachi ZX170W-6 and the Kubota KX037-4?
The Hitachi ZX170W-6 is a 17 tonne wheeled excavator; the Kubota KX037-4 is a 3.5 tonne class mini excavator.
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