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Caterpillar D3 vs Thwaites 3 Tonne Front Tip

The Caterpillar D3 has 53kW more power.

Last reviewed 13 September 2026

Caterpillar D3
Caterpillar D3 - image: Peterson Cat
Thwaites 3 Tonne Front Tip
Thwaites 3 Tonne Front Tip - image: Molson Group

Key differences

Specifications side by side

Caterpillar D3Thwaites 3 Tonne Front Tip
Engine power77.6kW (104hp)24.8kW (33.2 bhp) @ 2800rpm
EngineCat C3.6Yanmar 3TNV88
Operating weight9362kg (20,640lb)-
Blade capacity2.19m3, or 2.34m3 with LGP tracks-
Payload-3000 kg
Heaped capacity-1680 litres

Sources: Caterpillar D3, Thwaites 3 Tonne Front Tip. 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 53kW more power

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

Full D3 specifications →

Buy or hire the 3 Tonne Front Tip if...

A mid-size front tip dumper for groundworks, drainage and general muck shifting on UK sites where a 3 tonne payload is enough. Sits between the 1 tonne hi-tip and the 6 tonne dumpers in the Thwaites range.

Full 3 Tonne Front Tip specifications →

Common questions

What is the difference between the Caterpillar D3 and the Thwaites 3 Tonne Front Tip?

The Caterpillar D3 has 53kW more power. The Caterpillar D3 is a small crawler dozer; the Thwaites 3 Tonne Front Tip is a 3 tonne front tip site dumper.

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