Head to head
Kubota U50-5 vs Thwaites 6 Tonne Power Swivel
The Thwaites 6 Tonne Power Swivel has 15kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Thwaites 6 Tonne Power Swivel has 15kW more power.
Specifications side by side
| Kubota U50-5 | Thwaites 6 Tonne Power Swivel | |
|---|---|---|
| Engine power | 40.4kW | 55.4 kW (74 hp) @ 2200rpm |
| Operating weight | 4,775kg | - |
| Dig depth | 3,370mm | - |
| Payload | - | 6000 kg |
| Heaped capacity | - | 3150 litres |
| Engine | - | Deutz TCD 3.6 L4 |
Sources: Kubota U50-5, Thwaites 6 Tonne Power Swivel. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the U50-5 if...
A mid-size mini excavator for groundworkers who need more reach and dig depth than the smaller Kubota models while still keeping a compact machine for site access. Suits drainage, footings and utility trenching.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
- Standard Plant Hire - Keston
Buy or hire the 6 Tonne Power Swivel if...
- you want one that has 15kW 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 →Common questions
What is the difference between the Kubota U50-5 and the Thwaites 6 Tonne Power Swivel?
The Thwaites 6 Tonne Power Swivel has 15kW more power. The Kubota U50-5 is a 4.8 tonne mini excavator; the Thwaites 6 Tonne Power Swivel is a 6 tonne power swivel site dumper.
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