Head to head
Kubota KX018-4 vs Kubota KX037-4
The Kubota KX037-4 digs 1.03m (3.5ft) deeper and is 25cm wider.
Last reviewed 13 September 2026
Key differences
- Dig depth: the Kubota KX037-4 digs 1.03m (3.5ft) deeper.
- Width: the Kubota KX037-4 is 25cm wider.
Specifications side by side
| Kubota KX018-4 | Kubota KX037-4 | |
|---|---|---|
| Operating weight | up to 1720kg | 3518 kg |
| Dig depth | 2380mm | 3410 mm |
| Width | 1300mm | 1550 mm |
| Engine power | - | 17.8 kw |
Sources: Kubota KX018-4, Kubota KX037-4. 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 KX037-4 if...
- you want one that digs 1.03m (3.5ft) deeper
- you want one that is 25cm wider
A 3.5 tonne class digger used by groundworkers, utility contractors and hire fleets for trenching, foundations and landscaping. Suits sites that need more reach and lift than a 3 tonne machine.
Full KX037-4 specifications →Common questions
What is the difference between the Kubota KX018-4 and the Kubota KX037-4?
The Kubota KX037-4 digs 1.03m (3.5ft) deeper and is 25cm wider. The Kubota KX018-4 is a 1.5 tonne class mini excavator; the Kubota KX037-4 is a 3.5 tonne class mini excavator.
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