Head to head
Hitachi ZX85USB-6 vs JCB STH-2S5 Swivel
The Hitachi ZX85USB-6 is the bigger machine by 6,040kg and has 24kW more power.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Hitachi ZX85USB-6 is the bigger machine by 6,040kg.
- Engine power: the Hitachi ZX85USB-6 has 24kW more power.
Specifications side by side
| Hitachi ZX85USB-6 | JCB STH-2S5 Swivel | |
|---|---|---|
| Operating weight | 8,430 - 9,060kg | 2,390kg |
| Engine power | 42.4kW | 18.9kW |
| Dig depth | 3,910 - 4,510mm | - |
| Skip capacity | - | 1,615 litres (heaped) |
Sources: Hitachi ZX85USB-6, JCB STH-2S5 Swivel. 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 is the bigger machine by 6,040kg
- you want one that has 24kW 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
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the STH-2S5 Swivel if...
A compact swivel dumper for smaller groundworks and landscaping contractors who need to tip to the side without repositioning, popular on domestic extension and garden sites where access is tight.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Common questions
What is the difference between the Hitachi ZX85USB-6 and the JCB STH-2S5 Swivel?
The Hitachi ZX85USB-6 is the bigger machine by 6,040kg and has 24kW more power. The Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator; the JCB STH-2S5 Swivel is a 3 tonne swivel-skip site dumper.
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