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Head to head

Mecalac 9MDX vs Thwaites 6 Tonne Front Tip

The Mecalac 9MDX has 499kW more power and carries 3 tonnes more.

Last reviewed 13 September 2026

Mecalac 9MDX
Mecalac 9MDX - image: Mecalac
Thwaites 6 Tonne Front Tip
Thwaites 6 Tonne Front Tip - image: Molson Group

Key differences

Specifications side by side

Mecalac 9MDXThwaites 6 Tonne Front Tip
Payload9000 kg6000 kg
Engine power55,4 kW (74 hp)55.4 kW (74 hp) @ 2200rpm
Operating weight5315 kg (11718 lb) to 5715 kg (12600 lb)-
Travel speed25 km/h-
Heaped capacity-3400 litres
Engine-Deutz TCD 3.6 L4

Sources: Mecalac 9MDX, Thwaites 6 Tonne Front Tip. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the 9MDX if...

  • you want one that has 499kW more power
  • you want one that carries 3 tonnes more

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 →

Buy or hire the 6 Tonne Front Tip if...

A 6 tonne front tip dumper for bulk earthmoving, road and utility groundworks and quarry or aggregate haulage on larger UK sites. A cab is listed as an option.

Full 6 Tonne Front Tip specifications →

Common questions

What is the difference between the Mecalac 9MDX and the Thwaites 6 Tonne Front Tip?

The Mecalac 9MDX has 499kW more power and carries 3 tonnes more. The Mecalac 9MDX is a 9 tonne cabbed site dumper; the Thwaites 6 Tonne Front Tip is a 6 tonne front tip site dumper.

Which carries more, the Mecalac 9MDX or the Thwaites 6 Tonne Front Tip?

The Mecalac 9MDX, by 3 tonnes.

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