Head to head
Hitachi ZX85USB-6 vs Kubota U36-4
The Hitachi ZX85USB-6 has 25kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Hitachi ZX85USB-6 has 25kW more power.
Specifications side by side
| Hitachi ZX85USB-6 | Kubota U36-4 | |
|---|---|---|
| Operating weight | 8,430 - 9,060kg | 3755 kg |
| Dig depth | 3,910 - 4,510mm | 3410 mm |
| Engine power | 42.4kW | 17.8 kw |
| Width | - | 1700 mm |
Sources: Hitachi ZX85USB-6, Kubota U36-4. 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 has 25kW more power
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 U36-4 if...
A zero-tail swing digger for builders, utility firms and hire fleets working beside walls, fences and live traffic. Common for trenching, foundations and drainage on urban sites.
Full U36-4 specifications →Common questions
What is the difference between the Hitachi ZX85USB-6 and the Kubota U36-4?
The Hitachi ZX85USB-6 has 25kW more power. The Hitachi ZX85USB-6 is a 8.4-9.1 tonne zero tail swing crawler excavator; the Kubota U36-4 is a 3.5 tonne zero-tail swing compact excavator.
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