Head to head
Kubota KX018-4 vs Kubota U36-4
The Kubota U36-4 digs 1.03m (3.5ft) deeper and is 40cm (1.5ft) wider.
Last reviewed 13 September 2026
Key differences
- Dig depth: the Kubota U36-4 digs 1.03m (3.5ft) deeper.
- Width: the Kubota U36-4 is 40cm (1.5ft) wider.
Specifications side by side
| Kubota KX018-4 | Kubota U36-4 | |
|---|---|---|
| Operating weight | up to 1720kg | 3755 kg |
| Dig depth | 2380mm | 3410 mm |
| Width | 1300mm | 1700 mm |
| Engine power | - | 17.8 kw |
Sources: Kubota KX018-4, Kubota U36-4. Figures vary by model year and options, so check with the supplier before you commit.
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 →Buy or hire the U36-4 if...
- you want one that digs 1.03m (3.5ft) deeper
- you want one that is 40cm (1.5ft) wider
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 Kubota KX018-4 and the Kubota U36-4?
The Kubota U36-4 digs 1.03m (3.5ft) deeper and is 40cm (1.5ft) wider. The Kubota KX018-4 is a 1.5 tonne class mini excavator; the Kubota U36-4 is a 3.5 tonne zero-tail swing compact excavator.
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