Head to head
Caterpillar D4K2 vs JCB STH-2S5 Swivel
The Caterpillar D4K2 has 50kW more power and is the bigger machine by 5,778kg.
Last reviewed 13 September 2026
Key differences
- Engine power: the Caterpillar D4K2 has 50kW more power.
- Operating weight: the Caterpillar D4K2 is the bigger machine by 5,778kg.
Specifications side by side
| Caterpillar D4K2 | JCB STH-2S5 Swivel | |
|---|---|---|
| Operating weight | 8,168kg (XL) / 8,476kg (LGP) | 2,390kg |
| Engine power | 92hp (68.8kW), Cat C4.4 ACERT | 18.9kW |
| Blade capacity | 1.98m3 (XL) / 1.85m3 (LGP) | - |
| Ground pressure | 38.6kPa (XL) / 29.2kPa (LGP) | - |
| Skip capacity | - | 1,615 litres (heaped) |
Sources: Caterpillar D4K2, JCB STH-2S5 Swivel. 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 50kW more power
- you want one that is the bigger machine by 5,778kg
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 STH-2S5 Swivel if...
A compact swivel dumper for smaller groundworks and landscaping contractors who need to tip to the side without repositioning, popular on domestic extension and garden sites where access is tight.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Common questions
What is the difference between the Caterpillar D4K2 and the JCB STH-2S5 Swivel?
The Caterpillar D4K2 has 50kW more power and is the bigger machine by 5,778kg. The Caterpillar D4K2 is a small crawler dozer; the JCB STH-2S5 Swivel is a 3 tonne swivel-skip site dumper.
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