Head to head
Caterpillar D6K2 vs Hitachi ZX85USB-6
The Caterpillar D6K2 is a medium crawler dozer. The Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator.
Last reviewed 13 September 2026
Specifications side by side
| Caterpillar D6K2 | Hitachi ZX85USB-6 | |
|---|---|---|
| Operating weight | 29,258lb (XL) / 30,664lb (LGP) | 8,430 - 9,060kg |
| Net power | Cat C4.4, 130hp | - |
| Blade capacity | 4.26yd3 (XL) / 4.98yd3 (LGP) | - |
| Dig depth | - | 3,910 - 4,510mm |
| Engine power | - | 42.4kW |
Sources: Caterpillar D6K2, Hitachi ZX85USB-6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D6K2 if...
A medium dozer for site grading, cut-and-fill and light earthmoving where a full-size dozer would be overkill. It is hired by groundworks and landscaping contractors needing precise grading as much as raw pushing power.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
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
Common questions
What is the difference between the Caterpillar D6K2 and the Hitachi ZX85USB-6?
The Caterpillar D6K2 is a medium crawler dozer; the Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator.
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