Head to head
Hitachi ZX220W-7 vs Thwaites 6 Tonne Power Swivel
The Hitachi ZX220W-7 has 73kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Hitachi ZX220W-7 has 73kW more power.
Specifications side by side
| Hitachi ZX220W-7 | Thwaites 6 Tonne Power Swivel | |
|---|---|---|
| Engine power | 128kW | 55.4 kW (74 hp) @ 2200rpm |
| Operating weight | 20,100 - 24,900kg | - |
| Dig depth | 5,810 - 6,300mm | - |
| Payload | - | 6000 kg |
| Heaped capacity | - | 3150 litres |
| Engine | - | Deutz TCD 3.6 L4 |
Sources: Hitachi ZX220W-7, Thwaites 6 Tonne Power Swivel. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX220W-7 if...
- you want one that has 73kW more power
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
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 Hitachi ZX220W-7 and the Thwaites 6 Tonne Power Swivel?
The Hitachi ZX220W-7 has 73kW more power. The Hitachi ZX220W-7 is a 20-25 tonne wheeled excavator, the largest in Hitachi's ZX-7 wheeled range; the Thwaites 6 Tonne Power Swivel is a 6 tonne power swivel site dumper.
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