Head to head
Iseki TF321F vs Thwaites 6 Tonne Power Swivel
The Thwaites 6 Tonne Power Swivel has 40kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Thwaites 6 Tonne Power Swivel has 40kW more power.
Specifications side by side
| Iseki TF321F | Thwaites 6 Tonne Power Swivel | |
|---|---|---|
| Engine power | 21HP | 55.4 kW (74 hp) @ 2200rpm |
| Drive | 4WD | - |
| Payload | - | 6000 kg |
| Heaped capacity | - | 3150 litres |
| Engine | - | Deutz TCD 3.6 L4 |
Sources: Iseki TF321F, Thwaites 6 Tonne Power Swivel. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the TF321F if...
A small 4WD compact tractor aimed at smallholdings, paddocks and estate grounds work rather than full-scale farming. Its low power puts it alongside garden and topper attachments, not ploughing or heavy haulage.
Listed by
- Baz plant Sales agricultural plant and machinery dealer - Chesterfield
Buy or hire the 6 Tonne Power Swivel if...
- you want one that has 40kW 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 Iseki TF321F and the Thwaites 6 Tonne Power Swivel?
The Thwaites 6 Tonne Power Swivel has 40kW more power. The Iseki TF321F is a 4WD compact tractor; the Thwaites 6 Tonne Power Swivel is a 6 tonne power swivel site dumper.
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