Head to head
JCB 25Z-1 vs JCB 6ST-2S5 Swivel
The JCB 6ST-2S5 Swivel is the bigger machine by 2,290kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the JCB 6ST-2S5 Swivel is the bigger machine by 2,290kg.
Specifications side by side
| JCB 25Z-1 | JCB 6ST-2S5 Swivel | |
|---|---|---|
| Operating weight | 2550 kg | 4,840kg |
| Dig depth | 2.82 m | - |
| Dump height | 3 m | - |
| Engine power | 18.4 kW | - |
| Skip capacity | - | 3,191 litres (heaped) |
Sources: JCB 25Z-1, JCB 6ST-2S5 Swivel. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 25Z-1 if...
Used by hire firms and small contractors for patios, drainage, footings and work next to walls and fences where a zero-tailswing machine is needed. Sits in the weight class that can be towed on a trailer in restricted regions.
Full 25Z-1 specifications →Buy or hire the 6ST-2S5 Swivel if...
- you want one that is the bigger machine by 2,290kg
Suits groundworkers who need to tip to the side or rear without turning the whole machine, useful in trenches or narrow access where reversing to line up a straight-tip skip is awkward. The 6 tonne capacity sits in the middle of JCB's swivel dumper range.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Common questions
What is the difference between the JCB 25Z-1 and the JCB 6ST-2S5 Swivel?
The JCB 6ST-2S5 Swivel is the bigger machine by 2,290kg. The JCB 25Z-1 is a 2.5 tonne zero-tailswing mini excavator; the JCB 6ST-2S5 Swivel is a 6 tonne swivel-skip site dumper.
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