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Kubota KX037-4 vs Thwaites 6 Tonne Front Tip

The Thwaites 6 Tonne Front Tip has 38kW more power.

Last reviewed 13 September 2026

Kubota KX037-4
Kubota KX037-4 - image: Kubota (U.K.) Limited
Thwaites 6 Tonne Front Tip
Thwaites 6 Tonne Front Tip - image: Molson Group

Key differences

Specifications side by side

Kubota KX037-4Thwaites 6 Tonne Front Tip
Engine power17.8 kw55.4 kW (74 hp) @ 2200rpm
Operating weight3518 kg-
Dig depth3410 mm-
Width1550 mm-
Payload-6000 kg
Heaped capacity-3400 litres
Engine-Deutz TCD 3.6 L4

Sources: Kubota KX037-4, Thwaites 6 Tonne Front Tip. Figures vary by model year and options, so check with the supplier before you commit.

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 →

Buy or hire the 6 Tonne Front Tip if...

  • you want one that has 38kW more power

A 6 tonne front tip dumper for bulk earthmoving, road and utility groundworks and quarry or aggregate haulage on larger UK sites. A cab is listed as an option.

Full 6 Tonne Front Tip specifications →

Common questions

What is the difference between the Kubota KX037-4 and the Thwaites 6 Tonne Front Tip?

The Thwaites 6 Tonne Front Tip has 38kW more power. The Kubota KX037-4 is a 3.5 tonne class mini excavator; the Thwaites 6 Tonne Front Tip is a 6 tonne front tip site dumper.

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.