Head to head
Hitachi ZX220W-7 vs Yanmar ViO33-6
The Hitachi ZX220W-7 has 110kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Hitachi ZX220W-7 has 110kW more power.
Specifications side by side
| Hitachi ZX220W-7 | Yanmar ViO33-6 | |
|---|---|---|
| Operating weight | 20,100 - 24,900kg | 3155 kg (canopy) / 3275 kg (cabin) |
| Engine power | 128kW | 18.5 kW / 24.8 HP at 2200 rpm |
| Dig depth | 5,810 - 6,300mm | - |
| Breakout force | - | 29.9 kN |
| Fuel tank | - | 41 l |
Sources: Hitachi ZX220W-7, Yanmar ViO33-6. 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 110kW 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 ViO33-6 if...
A zero-tail swing digger for groundworkers, utility contractors and hire fleets on trenching, drainage and foundations beside walls and fences. Suits urban sites with limited space.
Full ViO33-6 specifications →Common questions
What is the difference between the Hitachi ZX220W-7 and the Yanmar ViO33-6?
The Hitachi ZX220W-7 has 110kW more power. The Hitachi ZX220W-7 is a 20-25 tonne wheeled excavator, the largest in Hitachi's ZX-7 wheeled range; the Yanmar ViO33-6 is a 3.2 tonne zero-tail mini excavator.
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