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Head to head

Caterpillar D6K LGP vs Kubota KX037-4

The Caterpillar D6K LGP is the bigger machine by 9,982kg.

Last reviewed 13 September 2026

Caterpillar D6K LGP
Caterpillar D6K LGP - image: other Caterpillar models shown; photo Sran Popovic, CC BY-SA 4.0, via Wikimedia Commons
Kubota KX037-4
Kubota KX037-4 - image: Kubota (U.K.) Limited

Key differences

Specifications side by side

Caterpillar D6K LGPKubota KX037-4
Operating weight13.5 tonnes3518 kg
EngineCat C6.6 ACERT, 97kW-
Blade6-way blade, 3.08m front width-
Track width760mm-
Dig depth-3410 mm
Width-1550 mm
Engine power-17.8 kw

Sources: Caterpillar D6K LGP, Kubota KX037-4. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the D6K LGP if...

  • you want one that is the bigger machine by 9,982kg

A low ground pressure version of Cat's D6K dozer, built with wider tracks to work on soft or wet ground without sinking in. Groundworks and landfill contractors use the LGP variant over the standard D6K where the site itself, not just the job, dictates the machine.

Listed by

Full D6K LGP specifications →

Buy or hire the KX037-4 if...

A 3.5 tonne class digger used by groundworkers, utility contractors and hire fleets for trenching, foundations and landscaping. Suits sites that need more reach and lift than a 3 tonne machine.

Full KX037-4 specifications →

Common questions

What is the difference between the Caterpillar D6K LGP and the Kubota KX037-4?

The Caterpillar D6K LGP is the bigger machine by 9,982kg. The Caterpillar D6K LGP is a low ground pressure track-type bulldozer; the Kubota KX037-4 is a 3.5 tonne class mini excavator.

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