Head to head
Comacchio GEO 900 vs Thwaites 6 Tonne Power Swivel
The Comacchio GEO 900 is a crawler-mounted multipurpose drilling rig. The Thwaites 6 Tonne Power Swivel is a 6 tonne power swivel site dumper.
Last reviewed 13 September 2026
Specifications side by side
| Comacchio GEO 900 | Thwaites 6 Tonne Power Swivel | |
|---|---|---|
| Engine power | 126-180kW (169-240hp) | 55.4 kW (74 hp) @ 2200rpm |
| Weight | 16-18 tonnes | - |
| Torque range | 1,300-1,520 daNm | - |
| Feed stroke | 4,000-7,000mm | - |
| Payload | - | 6000 kg |
| Heaped capacity | - | 3150 litres |
| Engine | - | Deutz TCD 3.6 L4 |
Sources: Comacchio GEO 900, Thwaites 6 Tonne Power Swivel. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GEO 900 if...
A crawler-mounted rig for geotechnical investigation, water well and geothermal drilling, adaptable to several drilling methods on the same base machine. Ground investigation and specialist drilling contractors hire it rather than general groundworks firms.
Listed by
- ChapmanPlant - Bristol, Iron Acton
Buy or hire the 6 Tonne Power Swivel if...
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 Comacchio GEO 900 and the Thwaites 6 Tonne Power Swivel?
The Comacchio GEO 900 is a crawler-mounted multipurpose drilling rig; the Thwaites 6 Tonne Power Swivel is a 6 tonne power swivel site dumper.
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