Head to head
Hitachi ZX85USB-6 vs JCB 50Z-2
The Hitachi ZX85USB-6 has 6kW more power.
Last reviewed 6 October 2026
Key differences
- Engine power: the Hitachi ZX85USB-6 has 6kW more power.
Specifications side by side
| Hitachi ZX85USB-6 | JCB 50Z-2 | |
|---|---|---|
| Operating weight | 8,430 - 9,060kg | 5030 kg |
| Dig depth | 3,910 - 4,510mm | 3.65 m |
| Engine power | 42.4kW | 36 kW |
| Dump height | - | 4.08 m |
Sources: Hitachi ZX85USB-6, JCB 50Z-2. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX85USB-6 if...
- you want one that has 6kW more power
A popular hire-fleet size for groundworkers and utility contractors who need more reach and dig depth than a mini excavator but still want a zero-swing tail for working close to walls and other plant. Common on drainage and footing jobs on housing sites.
Listed by
- Red Plant Sales Ltd - Colchester, Frating
- 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 ZX85USB-6 and the JCB 50Z-2?
The Hitachi ZX85USB-6 has 6kW more power. The Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator; the JCB 50Z-2 is a 5 tonne zero tailswing mini excavator.
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