Head to head
Caterpillar D6K2 vs Yanmar ViO57-6B
The Caterpillar D6K2 is the bigger machine by 23,773kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Caterpillar D6K2 is the bigger machine by 23,773kg.
Specifications side by side
| Caterpillar D6K2 | Yanmar ViO57-6B | |
|---|---|---|
| Operating weight | 29,258lb (XL) / 30,664lb (LGP) | 5485 kg |
| Net power | Cat C4.4, 130hp | - |
| Blade capacity | 4.26yd3 (XL) / 4.98yd3 (LGP) | - |
| Engine power | - | 33,5 kW (at 2200 rpm) |
| Breakout force | - | 41,9 kN |
| Fuel tank | - | 66 l |
Sources: Caterpillar D6K2, Yanmar ViO57-6B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D6K2 if...
- you want one that is the bigger machine by 23,773kg
A medium dozer for site grading, cut-and-fill and light earthmoving where a full-size dozer would be overkill. It is hired by groundworks and landscaping contractors needing precise grading as much as raw pushing power.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Buy or hire the ViO57-6B if...
A 5 to 6 tonne zero-tail swing digger for civils and groundworks contractors on deeper trenching, pipe laying and loading. Hire fleets use it where space is tight but a bigger machine is needed.
Full ViO57-6B specifications →Common questions
What is the difference between the Caterpillar D6K2 and the Yanmar ViO57-6B?
The Caterpillar D6K2 is the bigger machine by 23,773kg. The Caterpillar D6K2 is a medium crawler dozer; the Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
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