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Caterpillar D6N vs Thwaites 3 Tonne Front Tip

The Caterpillar D6N has 99kW more power.

Last reviewed 13 September 2026

Caterpillar D6N
Caterpillar D6N - image: Peterson Cat
Thwaites 3 Tonne Front Tip
Thwaites 3 Tonne Front Tip - image: Molson Group

Key differences

Specifications side by side

Caterpillar D6NThwaites 3 Tonne Front Tip
Engine power124kW (166hp) at 1800rpm24.8kW (33.2 bhp) @ 2800rpm
EngineCat C7.1 ACERTYanmar 3TNV88
Operating weight16757kg (36,943lb)-
Blade capacity3.90m3 (LGP VPAT) to 4.30m3 (XL SU)-
Payload-3000 kg
Heaped capacity-1680 litres

Sources: Caterpillar D6N, Thwaites 3 Tonne Front Tip. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the D6N if...

  • you want one that has 99kW more power

A mid-size dozer used for earthmoving, site clearance and haul road maintenance. The VPAT blade option lets one machine angle, tilt and pitch for grading as well as straight pushing.

Listed by

Full D6N 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 D6N and the Thwaites 3 Tonne Front Tip?

The Caterpillar D6N has 99kW more power. The Caterpillar D6N is a medium crawler dozer; the Thwaites 3 Tonne Front Tip is a 3 tonne front tip site dumper.

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