Head to head
JCB 6ST-2S5 Swivel vs Mecalac 9MDX
The Mecalac 9MDX is the bigger machine by 475kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Mecalac 9MDX is the bigger machine by 475kg.
Specifications side by side
| JCB 6ST-2S5 Swivel | Mecalac 9MDX | |
|---|---|---|
| Operating weight | 4,840kg | 5315 kg (11718 lb) to 5715 kg (12600 lb) |
| Skip capacity | 3,191 litres (heaped) | - |
| Payload | - | 9000 kg |
| Engine power | - | 55,4 kW (74 hp) |
| Travel speed | - | 25 km/h |
Sources: JCB 6ST-2S5 Swivel, Mecalac 9MDX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 6ST-2S5 Swivel if...
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
Buy or hire the 9MDX if...
- you want one that is the bigger machine by 475kg
A 9 tonne dumper with a fully enclosed ROPS/FOPS cab for bulk earthmoving, civils and road works on UK sites. Available with front tip or swivel skip.
Full 9MDX specifications →Common questions
What is the difference between the JCB 6ST-2S5 Swivel and the Mecalac 9MDX?
The Mecalac 9MDX is the bigger machine by 475kg. The JCB 6ST-2S5 Swivel is a 6 tonne swivel-skip site dumper; the Mecalac 9MDX is a 9 tonne cabbed site dumper.
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