Head to head
Hitachi ZX170W-6 vs JCB 50Z-2
The Hitachi ZX170W-6 is a 17 tonne wheeled excavator. The JCB 50Z-2 is a 5 tonne zero tailswing mini excavator.
Last reviewed 6 October 2026
Specifications side by side
| Hitachi ZX170W-6 | JCB 50Z-2 | |
|---|---|---|
| Dig depth | up to 5,830mm (5,720mm with 2-piece boom, 2.50m arm) | 3.65 m |
| Operating weight | - | 5030 kg |
| Engine power | - | 36 kW |
| Dump height | - | 4.08 m |
Sources: Hitachi ZX170W-6, JCB 50Z-2. 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 50Z-2 if...
A zero tailswing digger for utility trenching, house foundations and road edge work where the rear of the machine has to stay inside the track width. It is used on civils sites and hire fleets that want a 5 tonne class machine.
Full 50Z-2 specifications →Common questions
What is the difference between the Hitachi ZX170W-6 and the JCB 50Z-2?
The Hitachi ZX170W-6 is a 17 tonne wheeled excavator; the JCB 50Z-2 is a 5 tonne zero tailswing mini excavator.
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