Head to head
Thwaites MACH2080 (3 Tonne Power Swivel) vs Yanmar ViO57-6B
The Yanmar ViO57-6B has 317kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Yanmar ViO57-6B has 317kW more power.
Specifications side by side
| Thwaites MACH2080 (3 Tonne Power Swivel) | Yanmar ViO57-6B | |
|---|---|---|
| Engine power | 18.1 kW / 24.3 bhp at 2,000 rpm | 33,5 kW (at 2200 rpm) |
| Payload | 3,000 kg | - |
| Unladen weight | 2,250 kg | - |
| Operating weight | - | 5485 kg |
| Breakout force | - | 41,9 kN |
| Fuel tank | - | 66 l |
Sources: Thwaites MACH2080 (3 Tonne Power Swivel), Yanmar ViO57-6B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the MACH2080 (3 Tonne Power Swivel) if...
The Thwaites 3 Tonne Power Swivel, badged MACH2080, is the step-up size from the 1 tonne class and a standard fixture on larger UK groundworks and civils sites needing higher payload per cycle. Its power swivel skip rotates independently of the direction of travel, letting the operator tip to the side without turning the whole machine around. It is hired alongside excavators of a similar class to keep material moving off the dig face.
Full MACH2080 (3 Tonne Power Swivel) specifications →Buy or hire the ViO57-6B if...
- you want one that has 317kW more power
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 Thwaites MACH2080 (3 Tonne Power Swivel) and the Yanmar ViO57-6B?
The Yanmar ViO57-6B has 317kW more power. The Thwaites MACH2080 (3 Tonne Power Swivel) is a a 3 tonne payload swivel-skip site dumper; the Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
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