Head to head
Comacchio GEO 900 vs Hitachi ZX220W-7
The Comacchio GEO 900 is a crawler-mounted multipurpose drilling rig. The Hitachi ZX220W-7 is a 20-25 tonne wheeled excavator, the largest in hitachi's zx-7 wheeled range.
Last reviewed 13 September 2026
Specifications side by side
| Comacchio GEO 900 | Hitachi ZX220W-7 | |
|---|---|---|
| Engine power | 126-180kW (169-240hp) | 128kW |
| Weight | 16-18 tonnes | - |
| Torque range | 1,300-1,520 daNm | - |
| Feed stroke | 4,000-7,000mm | - |
| Operating weight | - | 20,100 - 24,900kg |
| Dig depth | - | 5,810 - 6,300mm |
Sources: Comacchio GEO 900, Hitachi ZX220W-7. 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 ZX220W-7 if...
Targets larger utility, sewer and civils contractors who need crawler-class digging power on a road-going wheeled chassis. It sits at the top of Hitachi's current wheeled-excavator line, giving extra reach and depth over the 170W and 145W.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Common questions
What is the difference between the Comacchio GEO 900 and the Hitachi ZX220W-7?
The Comacchio GEO 900 is a crawler-mounted multipurpose drilling rig; the Hitachi ZX220W-7 is a 20-25 tonne wheeled excavator, the largest in Hitachi's ZX-7 wheeled range.
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