Head to head
JCB 6ST-2S5 Swivel vs Yanmar ViO57-6B
The Yanmar ViO57-6B is the bigger machine by 645kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Yanmar ViO57-6B is the bigger machine by 645kg.
Specifications side by side
| JCB 6ST-2S5 Swivel | Yanmar ViO57-6B | |
|---|---|---|
| Operating weight | 4,840kg | 5485 kg |
| Skip capacity | 3,191 litres (heaped) | - |
| Engine power | - | 33,5 kW (at 2200 rpm) |
| Breakout force | - | 41,9 kN |
| Fuel tank | - | 66 l |
Sources: JCB 6ST-2S5 Swivel, Yanmar ViO57-6B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 6ST-2S5 Swivel if...
Suits groundworkers who need to tip to the side or rear without turning the whole machine, useful in trenches or narrow access where reversing to line up a straight-tip skip is awkward. The 6 tonne capacity sits in the middle of JCB's swivel dumper range.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the ViO57-6B if...
- you want one that is the bigger machine by 645kg
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 JCB 6ST-2S5 Swivel and the Yanmar ViO57-6B?
The Yanmar ViO57-6B is the bigger machine by 645kg. The JCB 6ST-2S5 Swivel is a 6 tonne swivel-skip site dumper; the Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
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