Head to head
JCB 3CX Compact vs Mecalac 9MDX
The Mecalac 9MDX has 499kW more power. The JCB 3CX Compact is the bigger machine by 755kg.
Last reviewed 13 September 2026
Key differences
- Engine power: the Mecalac 9MDX has 499kW more power.
- Operating weight: the JCB 3CX Compact is the bigger machine by 755kg.
Specifications side by side
| JCB 3CX Compact | Mecalac 9MDX | |
|---|---|---|
| Operating weight | 6070 kg | 5315 kg (11718 lb) to 5715 kg (12600 lb) |
| Engine power | 55 kW | 55,4 kW (74 hp) |
| Dig depth | 5 m | - |
| Travel Speed | 40 kph | - |
| Payload | - | 9000 kg |
| Travel speed | - | 25 km/h |
Sources: JCB 3CX Compact, Mecalac 9MDX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 3CX Compact if...
- you want one that is the bigger machine by 755kg
Aimed at utility, highways and town-centre work where a full-size backhoe will not fit. Used for trenching, loading and breaking out on narrow roads, estates and tight sites.
Full 3CX Compact specifications →Buy or hire the 9MDX if...
- you want one that has 499kW more power
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 Compact and the Mecalac 9MDX?
The Mecalac 9MDX has 499kW more power. The JCB 3CX Compact is the bigger machine by 755kg. The JCB 3CX Compact is a compact backhoe loader about 2 m wide; the Mecalac 9MDX is a 9 tonne cabbed site dumper.
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