Head to head
Caterpillar D3 vs JCB 3T-2
The Caterpillar D3 has 59kW more power and is the bigger machine by 7,017kg.
Last reviewed 13 September 2026
Key differences
- Engine power: the Caterpillar D3 has 59kW more power.
- Operating weight: the Caterpillar D3 is the bigger machine by 7,017kg.
Specifications side by side
| Caterpillar D3 | JCB 3T-2 | |
|---|---|---|
| Operating weight | 9362kg (20,640lb) | 2345 kg |
| Engine power | 77.6kW (104hp) | 18.9 kW |
| Blade capacity | 2.19m3, or 2.34m3 with LGP tracks | - |
| Engine | Cat C3.6 | - |
| Payload | - | 3000 kg |
Sources: Caterpillar D3, JCB 3T-2. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D3 if...
- you want one that has 59kW more power
- you want one that is the bigger machine by 7,017kg
Caterpillar's smallest crawler dozer, used for fine grading, landscaping and confined-site work where a full-size dozer won't fit. Common in UK plant hire fleets alongside mini excavators.
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 D3 and the JCB 3T-2?
The Caterpillar D3 has 59kW more power and is the bigger machine by 7,017kg. The Caterpillar D3 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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