Head to head
JCB STH-2S5 Swivel vs Yanmar ViO57-6B
The Yanmar ViO57-6B has 316kW more power and is the bigger machine by 3,095kg.
Last reviewed 13 September 2026
Key differences
- Engine power: the Yanmar ViO57-6B has 316kW more power.
- Operating weight: the Yanmar ViO57-6B is the bigger machine by 3,095kg.
Specifications side by side
| JCB STH-2S5 Swivel | Yanmar ViO57-6B | |
|---|---|---|
| Operating weight | 2,390kg | 5485 kg |
| Engine power | 18.9kW | 33,5 kW (at 2200 rpm) |
| Skip capacity | 1,615 litres (heaped) | - |
| Breakout force | - | 41,9 kN |
| Fuel tank | - | 66 l |
Sources: JCB STH-2S5 Swivel, Yanmar ViO57-6B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the STH-2S5 Swivel if...
A compact swivel dumper for smaller groundworks and landscaping contractors who need to tip to the side without repositioning, popular on domestic extension and garden sites where access is tight.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the ViO57-6B if...
- you want one that has 316kW more power
- you want one that is the bigger machine by 3,095kg
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 STH-2S5 Swivel and the Yanmar ViO57-6B?
The Yanmar ViO57-6B has 316kW more power and is the bigger machine by 3,095kg. The JCB STH-2S5 Swivel is a 3 tonne swivel-skip site dumper; the Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
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