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Head to head

Hitachi 33U vs Mecalac 9MDX

The Mecalac 9MDX is the bigger machine by 1,828kg.

Last reviewed 13 September 2026

Hitachi 33U
Hitachi 33U - image: Hitachi Construction Machinery Australia
Mecalac 9MDX
Mecalac 9MDX - image: Mecalac

Key differences

Specifications side by side

Hitachi 33UMecalac 9MDX
Operating weight3,487 kg5315 kg (11718 lb) to 5715 kg (12600 lb)
Width1,550 mm-
Rated power ISO 924921.2 kW (28.4 HP) at 2,400 min-1 (rpm) (net)-
Fuel tank42.0 L-
Payload-9000 kg
Engine power-55,4 kW (74 hp)
Travel speed-25 km/h

Sources: Hitachi 33U, Mecalac 9MDX. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the 33U if...

A compact tracked excavator from Hitachi's smaller size class, used for groundworks, drainage and landscaping jobs too tight for a larger machine. It is bought and sold through the used plant market rather than as a current Hitachi catalogue model.

Full 33U specifications →

Buy or hire the 9MDX if...

  • you want one that is the bigger machine by 1,828kg

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 Hitachi 33U and the Mecalac 9MDX?

The Mecalac 9MDX is the bigger machine by 1,828kg. The Hitachi 33U is a mini excavator, approximately 3 tonne class; the Mecalac 9MDX is a 9 tonne cabbed site dumper.

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