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Caterpillar D6N vs Kubota KX030-4

The Caterpillar D6N has 106kW more power and is the bigger machine by 13,967kg.

Last reviewed 13 September 2026

Caterpillar D6N
Caterpillar D6N - image: Peterson Cat
Kubota KX030-4
Kubota KX030-4 - image: Kubota (U.K.) Limited

Key differences

Specifications side by side

Caterpillar D6NKubota KX030-4
Operating weight16757kg (36,943lb)2790 kg
Engine power124kW (166hp) at 1800rpm17.7 kw
Blade capacity3.90m3 (LGP VPAT) to 4.30m3 (XL SU)-
EngineCat C7.1 ACERT-
Dig depth-2870 mm
Width-1500 mm

Sources: Caterpillar D6N, Kubota KX030-4. 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 106kW more power
  • you want one that is the bigger machine by 13,967kg

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 KX030-4 if...

A 3 tonne class digger for hire fleets, groundworkers and landscapers on trenching, drainage and foundation work in confined spaces. The reduced overhang helps on tight sites.

Full KX030-4 specifications →

Common questions

What is the difference between the Caterpillar D6N and the Kubota KX030-4?

The Caterpillar D6N has 106kW more power and is the bigger machine by 13,967kg. The Caterpillar D6N is a medium crawler dozer; the Kubota KX030-4 is a 2.8 tonne class mini excavator.

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