Head to head
Komatsu D51PX vs Mecalac TA6
The Komatsu D51PX is the bigger machine by 10,035kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Komatsu D51PX is the bigger machine by 10,035kg.
Specifications side by side
| Komatsu D51PX | Mecalac TA6 | |
|---|---|---|
| Operating weight | 14,180kg | 4145 kg (9138 lb) to 4345 kg (9579 lb) |
| Class | 14 tonne | - |
| Payload | - | 6000 kg |
| Engine power | - | 55 kW (74hp) |
| Travel speed | - | 25 km/h |
Sources: Komatsu D51PX, Mecalac TA6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D51PX if...
- you want one that is the bigger machine by 10,035kg
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 TA6 if...
A 6 tonne site dumper for groundworks, drainage and general site haulage on UK sites, with a choice of front or swivel skip. It has a foldable ROPS bar with side protection gates.
Full TA6 specifications →Common questions
What is the difference between the Komatsu D51PX and the Mecalac TA6?
The Komatsu D51PX is the bigger machine by 10,035kg. The Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class; the Mecalac TA6 is a 6 tonne site dumper with straight or swivel skip.
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