Head to head
Caterpillar D4K2 vs Kubota U20
The Caterpillar D4K2 has 55kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Caterpillar D4K2 has 55kW more power.
Specifications side by side
| Caterpillar D4K2 | Kubota U20 | |
|---|---|---|
| Engine power | 92hp (68.8kW), Cat C4.4 ACERT | 13.5kW / 19hp |
| Operating weight | 8,168kg (XL) / 8,476kg (LGP) | - |
| Blade capacity | 1.98m3 (XL) / 1.85m3 (LGP) | - |
| Ground pressure | 38.6kPa (XL) / 29.2kPa (LGP) | - |
| Machine weight | - | 2,380kg (cab) / 2,180kg (canopy) |
| Max dig depth | - | 2,540mm |
| Max width | - | 1,500mm |
| Travel speed | - | 2.2 / 4.2km/h |
Sources: Caterpillar D4K2, Kubota U20. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D4K2 if...
- you want one that has 55kW more power
Cat's smallest crawler dozer, used for grading, site clearance and landscaping where a larger machine would be too heavy or too wide. The LGP undercarriage option suits soft or wet ground.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Buy or hire the U20 if...
A compact zero-tailswing excavator sized to fit through a domestic gateway, used for groundworks, drainage and garden landscaping jobs where space is tight.
Listed by
- West Sussex Plant Hire - Hassocks, Keymer
Common questions
What is the difference between the Caterpillar D4K2 and the Kubota U20?
The Caterpillar D4K2 has 55kW more power. The Caterpillar D4K2 is a small crawler dozer; the Kubota U20 is a 2-tonne class mini excavator.
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