Head to head
Hitachi ZX145W-6 vs JCB STH-2S5 Swivel
The Hitachi ZX145W-6 is the bigger machine by 12,610kg and has 86kW more power.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Hitachi ZX145W-6 is the bigger machine by 12,610kg.
- Engine power: the Hitachi ZX145W-6 has 86kW more power.
Specifications side by side
| Hitachi ZX145W-6 | JCB STH-2S5 Swivel | |
|---|---|---|
| Operating weight | 15,000 - 17,200kg | 2,390kg |
| Engine power | 105kW (ISO14396) | 18.9kW |
| Dig depth | 5,520 - 5,770mm | - |
| Skip capacity | - | 1,615 litres (heaped) |
Sources: Hitachi ZX145W-6, JCB STH-2S5 Swivel. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX145W-6 if...
- you want one that is the bigger machine by 12,610kg
- you want one that has 86kW more power
Suits municipal and utility contractors who need a mobile, road-going digger for drainage and reinstatement work spread across several sites in a day. The wheeled undercarriage trades some stability for speed between jobs.
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 ZX145W-6 and the JCB STH-2S5 Swivel?
The Hitachi ZX145W-6 is the bigger machine by 12,610kg and has 86kW more power. The Hitachi ZX145W-6 is a 14-17 tonne wheeled excavator; the JCB STH-2S5 Swivel is a 3 tonne swivel-skip site dumper.
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