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Head to head

Hitachi ZX85USB-6 vs Kubota KX018-4

The Hitachi ZX85USB-6 is the bigger machine by 6,710kg.

Last reviewed 13 September 2026

Hitachi ZX85USB-6
Hitachi ZX85USB-6 - image: Barnes Plant Sales Ltd
Kubota KX018-4
Kubota KX018-4 - image: kubota-eu.com

Key differences

Specifications side by side

Hitachi ZX85USB-6Kubota KX018-4
Operating weight8,430 - 9,060kgup to 1720kg
Dig depth3,910 - 4,510mm2380mm
Engine power42.4kW-
Width-1300mm

Sources: Hitachi ZX85USB-6, Kubota KX018-4. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the ZX85USB-6 if...

  • you want one that is the bigger machine by 6,710kg

A popular hire-fleet size for groundworkers and utility contractors who need more reach and dig depth than a mini excavator but still want a zero-swing tail for working close to walls and other plant. Common on drainage and footing jobs on housing sites.

Listed by

Full ZX85USB-6 specifications →

Buy or hire the KX018-4 if...

The 1.5 tonne class is the busiest size in UK hire fleets. At 1,720kg it goes on a braked plant trailer behind a large 4x4 or pickup, and digs to 2380mm for footings, drainage runs and fence posts.

Full KX018-4 specifications →

Common questions

What is the difference between the Hitachi ZX85USB-6 and the Kubota KX018-4?

The Hitachi ZX85USB-6 is the bigger machine by 6,710kg. The Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator; the Kubota KX018-4 is a 1.5 tonne class mini excavator.

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