Head to head
Hitachi ZX33U-6 vs Yanmar ViO57-6B
The Yanmar ViO57-6B has 316kW more power.
Last reviewed 13 September 2026

Key differences
- Engine power: the Yanmar ViO57-6B has 316kW more power.
Specifications side by side
| Hitachi ZX33U-6 | Yanmar ViO57-6B | |
|---|---|---|
| Operating weight | 3,320 - 3,720kg | 5485 kg |
| Engine power | 18.8kW | 33,5 kW (at 2200 rpm) |
| Dig depth | 2,790 - 3,130mm | - |
| Breakout force | - | 41,9 kN |
| Fuel tank | - | 66 l |
Sources: Hitachi ZX33U-6, Yanmar ViO57-6B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX33U-6 if...
A general-purpose mini digger for landscaping, utilities and small groundworks contractors who need to work in gardens, driveways and other access-restricted sites. Its zero tail swing lets it turn on the spot without swinging into fences or walls.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the ViO57-6B if...
- you want one that has 316kW more power
A 5 to 6 tonne zero-tail swing digger for civils and groundworks contractors on deeper trenching, pipe laying and loading. Hire fleets use it where space is tight but a bigger machine is needed.
Full ViO57-6B specifications →Common questions
What is the difference between the Hitachi ZX33U-6 and the Yanmar ViO57-6B?
The Yanmar ViO57-6B has 316kW more power. The Hitachi ZX33U-6 is a 3.3-3.7 tonne zero tail swing mini excavator; the Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.
