Head to head
JCB 3CX vs Mecalac 9MDX
The JCB 3CX is the bigger machine by 2,820kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the JCB 3CX is the bigger machine by 2,820kg.
Specifications side by side
| JCB 3CX | Mecalac 9MDX | |
|---|---|---|
| Operating weight | 8,135kg standard and Contractor, 8,435kg on 3CX Super | 5315 kg (11718 lb) to 5715 kg (12600 lb) |
| Dig depth | 4.24m with standard dipper, up to 5.46m with Extradig | - |
| Payload | - | 9000 kg |
| Engine power | - | 55,4 kW (74 hp) |
| Travel speed | - | 25 km/h |
Sources: JCB 3CX, Mecalac 9MDX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 3CX if...
- you want one that is the bigger machine by 2,820kg
The machine most people picture when they think of a building site, and still the default where one machine has to both dig and load. Groundworkers and utilities contractors buy it precisely to avoid putting two machines on a small site.
Listed by
- TPH Plant Hire - Gravesend, Northfleet
- Red Plant Sales Ltd - Colchester, Frating
Buy or hire the 9MDX if...
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 3CX and the Mecalac 9MDX?
The JCB 3CX is the bigger machine by 2,820kg. The JCB 3CX is a wheeled backhoe loader; the Mecalac 9MDX is a 9 tonne cabbed site dumper.
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