Head to head
JCB 35Z-1 vs Kubota U17-3a
The JCB 35Z-1 is the bigger machine by 1,856kg and has 7kW more power.
Last reviewed 13 September 2026
Key differences
- Operating weight: the JCB 35Z-1 is the bigger machine by 1,856kg.
- Engine power: the JCB 35Z-1 has 7kW more power.
- Dig depth: the JCB 35Z-1 digs 1.02m (3.5ft) deeper.
Specifications side by side
| JCB 35Z-1 | Kubota U17-3a | |
|---|---|---|
| Operating weight | 3556 kg | 1,700kg |
| Dig depth | 3.48 m | 2,460mm |
| Engine power | 18.4 kW | 11.3kW |
| Dump height | 3.53 m | - |
Sources: JCB 35Z-1, Kubota U17-3a. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 35Z-1 if...
- you want one that is the bigger machine by 1,856kg
- you want one that has 7kW more power
- you want one that digs 1.02m (3.5ft) deeper
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 U17-3a if...
A step up from a micro excavator for landscaping and groundworks contractors who need more dig depth and breakout force while still fitting through a standard gate or gap. Common on garden and small drainage jobs.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
- Compact Plant Sales - Farnham
- Beaver Tool Hire - Isleworth, Twickenham
- Standard Plant Hire - Keston
- HG Plant Sales - Maldon, Langford
Common questions
What is the difference between the JCB 35Z-1 and the Kubota U17-3a?
The JCB 35Z-1 is the bigger machine by 1,856kg and has 7kW more power. The JCB 35Z-1 is a 3.5 tonne zero-tailswing mini excavator; the Kubota U17-3a is a 1.7 tonne mini excavator.
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