Head to head
Caterpillar D6K LGP vs Komatsu D61PX
The Komatsu D61PX is the bigger machine by 28.5 tonnes.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Komatsu D61PX is the bigger machine by 28.5 tonnes.
Specifications side by side
| Caterpillar D6K LGP | Komatsu D61PX | |
|---|---|---|
| Operating weight | 13.5 tonnes | approx. 42,000lb (19 tonnes) |
| Engine | Cat C6.6 ACERT, 97kW | - |
| Blade | 6-way blade, 3.08m front width | - |
| Track width | 760mm | - |
Sources: Caterpillar D6K LGP, Komatsu D61PX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D6K LGP if...
A low ground pressure version of Cat's D6K dozer, built with wider tracks to work on soft or wet ground without sinking in. Groundworks and landfill contractors use the LGP variant over the standard D6K where the site itself, not just the job, dictates the machine.
Listed by
- Eco Plant Hire And Sales Ltd - Peterborough, Whittlesey
Buy or hire the D61PX if...
- you want one that is the bigger machine by 28.5 tonnes
A wide-track, low ground pressure dozer for grading and pushing on soft or wet ground where a standard-track dozer would sink. Groundworks contractors hire it for landscaping and soft-ground earthmoving.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Common questions
What is the difference between the Caterpillar D6K LGP and the Komatsu D61PX?
The Komatsu D61PX is the bigger machine by 28.5 tonnes. The Caterpillar D6K LGP is a low ground pressure track-type bulldozer; the Komatsu D61PX is a low ground pressure crawler dozer.
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