Head to head
Hitachi ZX145W-6 vs Hitachi ZX220W-5B
The Hitachi ZX220W-5B is the bigger machine by 6.4 tonnes and has 17kW more power.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Hitachi ZX220W-5B is the bigger machine by 6.4 tonnes.
- Engine power: the Hitachi ZX220W-5B has 17kW more power.
Specifications side by side
| Hitachi ZX145W-6 | Hitachi ZX220W-5B | |
|---|---|---|
| Operating weight | 15,000 - 17,200kg | 21,400 - 24,000kg |
| Engine power | 105kW (ISO14396) | 122kW |
| Dig depth | 5,520 - 5,770mm | - |
Sources: Hitachi ZX145W-6, Hitachi ZX220W-5B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX145W-6 if...
Suits municipal and utility contractors who need a mobile, road-going digger for drainage and reinstatement work spread across several sites in a day. The wheeled undercarriage trades some stability for speed between jobs.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the ZX220W-5B if...
- you want one that is the bigger machine by 6.4 tonnes
- you want one that has 17kW more power
A heavier wheeled excavator for contractors who need crawler-excavator-like dig performance with road mobility, such as sewer renewal and larger utility schemes. The two-piece boom gives more flexible reach over obstacles than a monoblock design.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Common questions
What is the difference between the Hitachi ZX145W-6 and the Hitachi ZX220W-5B?
The Hitachi ZX220W-5B is the bigger machine by 6.4 tonnes and has 17kW more power. The Hitachi ZX145W-6 is a 14-17 tonne wheeled excavator; the Hitachi ZX220W-5B is a 24 tonne wheeled excavator with two-piece boom.
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