Head to head
Hitachi 33U vs Yanmar ViO57-6B
The Yanmar ViO57-6B is the bigger machine by 1,998kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Yanmar ViO57-6B is the bigger machine by 1,998kg.
Specifications side by side
| Hitachi 33U | Yanmar ViO57-6B | |
|---|---|---|
| Operating weight | 3,487 kg | 5485 kg |
| Fuel tank | 42.0 L | 66 l |
| Width | 1,550 mm | - |
| Rated power ISO 9249 | 21.2 kW (28.4 HP) at 2,400 min-1 (rpm) (net) | - |
| Engine power | - | 33,5 kW (at 2200 rpm) |
| Breakout force | - | 41,9 kN |
Sources: Hitachi 33U, Yanmar ViO57-6B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 33U if...
A compact tracked excavator from Hitachi's smaller size class, used for groundworks, drainage and landscaping jobs too tight for a larger machine. It is bought and sold through the used plant market rather than as a current Hitachi catalogue model.
Listed by
- Plant Sales Northern Ireland | P & A Plant Sales - Ballynahinch
Buy or hire the ViO57-6B if...
- you want one that is the bigger machine by 1,998kg
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 33U and the Yanmar ViO57-6B?
The Yanmar ViO57-6B is the bigger machine by 1,998kg. The Hitachi 33U is a mini excavator, approximately 3 tonne class; the Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
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