Head to head
Hitachi ZX85USB-6 vs Komatsu D61PX
The Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator. The Komatsu D61PX is a low ground pressure crawler dozer.
Last reviewed 13 September 2026
Specifications side by side
| Hitachi ZX85USB-6 | Komatsu D61PX | |
|---|---|---|
| Operating weight | 8,430 - 9,060kg | approx. 42,000lb (19 tonnes) |
| Dig depth | 3,910 - 4,510mm | - |
| Engine power | 42.4kW | - |
Sources: Hitachi ZX85USB-6, Komatsu D61PX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX85USB-6 if...
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
- Red Plant Sales Ltd - Colchester, Frating
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the D61PX if...
A wide-track, low ground pressure dozer for grading and pushing on soft or wet ground where a standard-track dozer would sink. Groundworks contractors hire it for landscaping and soft-ground earthmoving.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Common questions
What is the difference between the Hitachi ZX85USB-6 and the Komatsu D61PX?
The Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator; the Komatsu D61PX is a low ground pressure crawler dozer.
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