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Caterpillar D3G LGP vs Caterpillar D6N

The Caterpillar D6N has 67kW more power. The Caterpillar D3G LGP is the bigger machine by 403kg.

Last reviewed 13 September 2026

Key differences

Specifications side by side

Caterpillar D3G LGPCaterpillar D6N
Operating weight17,160lb (7,784kg)16757kg (36,943lb)
Engine power77hp gross / 70hp net at 2200rpm124kW (166hp) at 1800rpm
Blade capacity2yd3, 10.4ft wide, 20.7in cutting depth3.90m3 (LGP VPAT) to 4.30m3 (XL SU)
Ground pressure4.24psi-
Engine-Cat C7.1 ACERT

Sources: Caterpillar D3G LGP, Caterpillar D6N. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the D3G LGP if...

  • you want one that is the bigger machine by 403kg

A small dozer for landscaping, site clearance and grading jobs too tight for a bigger machine. The LGP tracks spread its weight for work on soft ground such as landfill or wet fields.

Listed by

Full D3G LGP specifications →

Buy or hire the D6N if...

  • you want one that has 67kW 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 →

Common questions

What is the difference between the Caterpillar D3G LGP and the Caterpillar D6N?

The Caterpillar D6N has 67kW more power. The Caterpillar D3G LGP is the bigger machine by 403kg. The Caterpillar D3G LGP is a small low ground pressure crawler dozer; the Caterpillar D6N is a medium crawler dozer.

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