Head to head
Komatsu D51PX vs Wacker Neuson ET90
The Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class. The Wacker Neuson ET90 is a tracked excavator, 6 to 10 tonnes.
Last reviewed 13 September 2026
Specifications side by side
| Komatsu D51PX | Wacker Neuson ET90 | |
|---|---|---|
| Operating weight | 14,180kg | 8,710 to 10,506 kg |
| Class | 14 tonne | - |
| Breakout force | - | 74 kN |
| Length | - | 7,139 mm |
| Dig depth | - | 4,679 mm |
| Width | - | 2,250 mm |
| Height | - | 2,562 mm |
| Engine power | - | 55.4 kW |
Sources: Komatsu D51PX, Wacker Neuson ET90. 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
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Buy or hire the ET90 if...
A 6 to 10 tonne machine for site clearance, drainage and bulk digging, often run with a dumper alongside. At 8.7 tonnes it moves on a lorry or low-loader. Dig depth is 4,679 mm.
Listed by
- GEM Plant Sales Limited - Ashford, Sevington, Willesborough
Common questions
What is the difference between the Komatsu D51PX and the Wacker Neuson ET90?
The Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class; the Wacker Neuson ET90 is a tracked excavator, 6 to 10 tonnes.
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