Head to head
Thwaites 6 Tonne Power Swivel vs Yanmar ViO33-6
The Thwaites 6 Tonne Power Swivel has 37kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Thwaites 6 Tonne Power Swivel has 37kW more power.
Specifications side by side
| Thwaites 6 Tonne Power Swivel | Yanmar ViO33-6 | |
|---|---|---|
| Engine power | 55.4 kW (74 hp) @ 2200rpm | 18.5 kW / 24.8 HP at 2200 rpm |
| Payload | 6000 kg | - |
| Heaped capacity | 3150 litres | - |
| Engine | Deutz TCD 3.6 L4 | - |
| Operating weight | - | 3155 kg (canopy) / 3275 kg (cabin) |
| Breakout force | - | 29.9 kN |
| Fuel tank | - | 41 l |
Sources: Thwaites 6 Tonne Power Swivel, Yanmar ViO33-6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 6 Tonne Power Swivel if...
- you want one that has 37kW more power
A 6 tonne dumper whose skip swivels so it can tip to either side, useful for loading into trenches and working along narrow roads or site edges. Used by groundworks and utility contractors on UK sites. A cab is listed as an option.
Full 6 Tonne Power Swivel specifications →Buy or hire the ViO33-6 if...
A zero-tail swing digger for groundworkers, utility contractors and hire fleets on trenching, drainage and foundations beside walls and fences. Suits urban sites with limited space.
Full ViO33-6 specifications →Common questions
What is the difference between the Thwaites 6 Tonne Power Swivel and the Yanmar ViO33-6?
The Thwaites 6 Tonne Power Swivel has 37kW more power. The Thwaites 6 Tonne Power Swivel is a 6 tonne power swivel site dumper; the Yanmar ViO33-6 is a 3.2 tonne zero-tail mini excavator.
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