Head to head
JCB 25Z-1 vs Kubota U36-4
The Kubota U36-4 is the bigger machine by 1,205kg and digs 59cm (2ft) deeper. The JCB 25Z-1 has 1kW more power.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Kubota U36-4 is the bigger machine by 1,205kg.
- Dig depth: the Kubota U36-4 digs 59cm (2ft) deeper.
- Engine power: the JCB 25Z-1 has 1kW more power.
Specifications side by side
| JCB 25Z-1 | Kubota U36-4 | |
|---|---|---|
| Operating weight | 2550 kg | 3755 kg |
| Dig depth | 2.82 m | 3410 mm |
| Engine power | 18.4 kW | 17.8 kw |
| Dump height | 3 m | - |
| Width | - | 1700 mm |
Sources: JCB 25Z-1, Kubota U36-4. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 25Z-1 if...
- you want one that has 1kW more power
Used by hire firms and small contractors for patios, drainage, footings and work next to walls and fences where a zero-tailswing machine is needed. Sits in the weight class that can be towed on a trailer in restricted regions.
Full 25Z-1 specifications →Buy or hire the U36-4 if...
- you want one that is the bigger machine by 1,205kg
- you want one that digs 59cm (2ft) deeper
A zero-tail swing digger for builders, utility firms and hire fleets working beside walls, fences and live traffic. Common for trenching, foundations and drainage on urban sites.
Full U36-4 specifications →Common questions
What is the difference between the JCB 25Z-1 and the Kubota U36-4?
The Kubota U36-4 is the bigger machine by 1,205kg and digs 59cm (2ft) deeper. The JCB 25Z-1 has 1kW more power. The JCB 25Z-1 is a 2.5 tonne zero-tailswing mini excavator; the Kubota U36-4 is a 3.5 tonne zero-tail swing compact excavator.
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