Head to head
JCB 35Z-1 vs Yanmar ViO57-6B
The Yanmar ViO57-6B has 317kW more power and is the bigger machine by 1,929kg.
Last reviewed 13 September 2026
Key differences
- Engine power: the Yanmar ViO57-6B has 317kW more power.
- Operating weight: the Yanmar ViO57-6B is the bigger machine by 1,929kg.
Specifications side by side
| JCB 35Z-1 | Yanmar ViO57-6B | |
|---|---|---|
| Operating weight | 3556 kg | 5485 kg |
| Engine power | 18.4 kW | 33,5 kW (at 2200 rpm) |
| Dig depth | 3.48 m | - |
| Dump height | 3.53 m | - |
| Breakout force | - | 41,9 kN |
| Fuel tank | - | 66 l |
Sources: JCB 35Z-1, Yanmar ViO57-6B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 35Z-1 if...
A common step up from the 2 to 3 tonne diggers for house foundations, utility trenching and landscaping on tight urban sites. Zero tailswing lets it slew close to walls and traffic.
Full 35Z-1 specifications →Buy or hire the ViO57-6B if...
- you want one that has 317kW more power
- you want one that is the bigger machine by 1,929kg
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 JCB 35Z-1 and the Yanmar ViO57-6B?
The Yanmar ViO57-6B has 317kW more power and is the bigger machine by 1,929kg. The JCB 35Z-1 is a 3.5 tonne zero-tailswing mini excavator; the Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
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