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Komatsu D51PX vs Wacker Neuson ET16

The Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class. The Wacker Neuson ET16 is a 1.5 tonne class mini excavator.

Last reviewed 13 September 2026

D51PX
Komatsu D51PX
Wacker Neuson ET16
Wacker Neuson ET16 - image: wackerneuson.co.uk

Specifications side by side

Komatsu D51PXWacker Neuson ET16
Operating weight14,180kg1,529 to 1,842 kg
Class14 tonne-
Breakout force-15.3 kN
Length-3,644 mm
Dig depth-2,413 mm
Width-990 mm
Height-2,285 mm
Engine power-13.8 kW

Sources: Komatsu D51PX, Wacker Neuson ET16. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the D51PX if...

A mid-size dozer built with wider, low ground pressure tracks for soft or wet ground. Groundworks and landfill contractors choose the PX variant over a standard-track D51 where the ground itself would otherwise bog a machine down.

Listed by

Full D51PX specifications →

Buy or hire the ET16 if...

The 1.5 tonne class is the busiest size in UK hire fleets. At 1,529kg it goes on a braked plant trailer behind a large 4x4 or pickup, and digs to 2,413 mm for footings, drainage runs and fence posts.

Listed by

Full ET16 specifications →

Common questions

What is the difference between the Komatsu D51PX and the Wacker Neuson ET16?

The Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class; the Wacker Neuson ET16 is a 1.5 tonne class mini excavator.

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