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Kubota KX030-4 vs Kubota KX71-3

The Kubota KX71-3 is the bigger machine by 3,760kg. The Kubota KX030-4 is 28cm wider.

Last reviewed 13 September 2026

Kubota KX030-4
Kubota KX030-4 - image: Kubota (U.K.) Limited
Kubota KX71-3
Kubota KX71-3 - image: Penrith Tool Hire

Key differences

Specifications side by side

Kubota KX030-4Kubota KX71-3
Operating weight2790 kgapprox. 6,550lb (2,970kg)
Width1500 mm4ft 11in
Dig depth2870 mm-
Engine power17.7 kw-
Length-14ft 11in

Sources: Kubota KX030-4, Kubota KX71-3. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the KX030-4 if...

  • you want one that is 28cm wider

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 →

Buy or hire the KX71-3 if...

  • you want one that is the bigger machine by 3,760kg

A sub-3 tonne mini excavator for small groundworks, drainage and garden digging jobs. It is a size class widely hired by landscapers and general builders for work too small to justify a larger machine.

Listed by

Full KX71-3 specifications →

Common questions

What is the difference between the Kubota KX030-4 and the Kubota KX71-3?

The Kubota KX71-3 is the bigger machine by 3,760kg. The Kubota KX030-4 is 28cm wider. The Kubota KX030-4 is a 2.8 tonne class mini excavator; the Kubota KX71-3 is a mini excavator.

GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.