Head to head
Caterpillar D4K2 vs JCB 3T-2
The Caterpillar D4K2 has 50kW more power and is the bigger machine by 5,823kg.
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 5,823kg.
Specifications side by side
| Caterpillar D4K2 | JCB 3T-2 | |
|---|---|---|
| Operating weight | 8,168kg (XL) / 8,476kg (LGP) | 2345 kg |
| Engine power | 92hp (68.8kW), Cat C4.4 ACERT | 18.9 kW |
| Blade capacity | 1.98m3 (XL) / 1.85m3 (LGP) | - |
| Ground pressure | 38.6kPa (XL) / 29.2kPa (LGP) | - |
| Payload | - | 3000 kg |
Sources: Caterpillar D4K2, JCB 3T-2. 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 5,823kg
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 3T-2 if...
A mid-size site dumper for moving spoil, aggregate and concrete on building and landscaping sites. Common on hire fleets for groundworks where a 1 tonne or 6 tonne machine is the wrong size.
Full 3T-2 specifications →Common questions
What is the difference between the Caterpillar D4K2 and the JCB 3T-2?
The Caterpillar D4K2 has 50kW more power and is the bigger machine by 5,823kg. The Caterpillar D4K2 is a small crawler dozer; the JCB 3T-2 is a 3 tonne payload site dumper with front or swivel tip.
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