Head to head
Hitachi ZX220W-7 vs Kubota U55-4
The Hitachi ZX220W-7 has 94kW more power and is the bigger machine by 14.7 tonnes.
Last reviewed 13 September 2026
Key differences
- Engine power: the Hitachi ZX220W-7 has 94kW more power.
- Operating weight: the Hitachi ZX220W-7 is the bigger machine by 14.7 tonnes.
Specifications side by side
| Hitachi ZX220W-7 | Kubota U55-4 | |
|---|---|---|
| Operating weight | 20,100 - 24,900kg | 5400kg |
| Engine power | 128kW | 46PS |
| Dig depth | 5,810 - 6,300mm | - |
Sources: Hitachi ZX220W-7, Kubota U55-4. 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 94kW more power
- you want one that is the bigger machine by 14.7 tonnes
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 U55-4 if...
A midi excavator for groundworks, utilities and landscaping contractors. At 5.4 tonnes it arrives on a lorry rather than behind a car.
Listed by
- Yorkshire Plant Sales - Wakefield, Leeds
Common questions
What is the difference between the Hitachi ZX220W-7 and the Kubota U55-4?
The Hitachi ZX220W-7 has 94kW more power and is the bigger machine by 14.7 tonnes. The Hitachi ZX220W-7 is a 20-25 tonne wheeled excavator, the largest in Hitachi's ZX-7 wheeled range; the Kubota U55-4 is a midi excavator, 3 to 6 tonnes.
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