Head to head
Komatsu D51PX vs Volvo ECR88D
The Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class. The Volvo ECR88D is a reduced tail swing excavator.
Last reviewed 13 September 2026
Specifications side by side
| Komatsu D51PX | Volvo ECR88D | |
|---|---|---|
| Operating weight | 14,180kg | 8,620 - 9,980 kg |
| Class | 14 tonne | - |
| Gross power | - | 43 kW |
| Bucket capacity | - | 0.08 - 0.33 m3 |
| Overall width | - | 2,300 mm |
| Overall length | - | 6,370 mm |
Sources: Komatsu D51PX, Volvo ECR88D. 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 ECR88D if...
An 8-9 tonne reduced tail swing excavator used for groundworks in restricted spaces, common in UK plant hire and plant sales fleets.
Listed by
- Plant and Commercial Sales Limited - Leeds, Holbeck
Common questions
What is the difference between the Komatsu D51PX and the Volvo ECR88D?
The Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class; the Volvo ECR88D is a reduced tail swing excavator.
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