Head to head
Hitachi ZX220W-7 vs Kubota U17-3a
The Hitachi ZX220W-7 is the bigger machine by 18.4 tonnes and has 117kW more power.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Hitachi ZX220W-7 is the bigger machine by 18.4 tonnes.
- Engine power: the Hitachi ZX220W-7 has 117kW more power.
Specifications side by side
| Hitachi ZX220W-7 | Kubota U17-3a | |
|---|---|---|
| Operating weight | 20,100 - 24,900kg | 1,700kg |
| Dig depth | 5,810 - 6,300mm | 2,460mm |
| Engine power | 128kW | 11.3kW |
Sources: Hitachi ZX220W-7, Kubota U17-3a. 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 is the bigger machine by 18.4 tonnes
- you want one that has 117kW 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 U17-3a if...
A step up from a micro excavator for landscaping and groundworks contractors who need more dig depth and breakout force while still fitting through a standard gate or gap. Common on garden and small drainage jobs.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
- Compact Plant Sales - Farnham
- Standard Plant Hire - Keston
Common questions
What is the difference between the Hitachi ZX220W-7 and the Kubota U17-3a?
The Hitachi ZX220W-7 is the bigger machine by 18.4 tonnes and has 117kW more power. The Hitachi ZX220W-7 is a 20-25 tonne wheeled excavator, the largest in Hitachi's ZX-7 wheeled range; the Kubota U17-3a is a 1.7 tonne mini excavator.
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