Head to head
Hitachi ZX145W-6 vs Yanmar ViO23-6
The Hitachi ZX145W-6 has 90kW more power.
Last reviewed 6 October 2026
Key differences
- Engine power: the Hitachi ZX145W-6 has 90kW more power.
Specifications side by side
| Hitachi ZX145W-6 | Yanmar ViO23-6 | |
|---|---|---|
| Operating weight | 15,000 - 17,200kg | 2245 kg (Canopy) / 2405 kg (Cabin) |
| Dig depth | 5,520 - 5,770mm | 2450 / 2655 mm |
| Engine power | 105kW (ISO14396) | 14.6 kW at 2400 rpm |
Sources: Hitachi ZX145W-6, Yanmar ViO23-6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX145W-6 if...
- you want one that has 90kW more power
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 ViO23-6 if...
A compact mini excavator that keeps within its track width when slewing, used by landscapers, groundworkers and hire fleets for work beside walls, fences and buildings. It can be moved on a trailer behind a pickup or van.
Full ViO23-6 specifications →Common questions
What is the difference between the Hitachi ZX145W-6 and the Yanmar ViO23-6?
The Hitachi ZX145W-6 has 90kW more power. The Hitachi ZX145W-6 is a 14-17 tonne wheeled excavator; the Yanmar ViO23-6 is a 2.3 tonne zero tailswing mini excavator.
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