Head to head
JCB 50Z-2 vs Kubota U50-5
The Kubota U50-5 has 4kW more power. The JCB 50Z-2 digs 28cm deeper and is the bigger machine by 255kg.
Last reviewed 6 October 2026
Key differences
- Engine power: the Kubota U50-5 has 4kW more power.
- Dig depth: the JCB 50Z-2 digs 28cm deeper.
- Operating weight: the JCB 50Z-2 is the bigger machine by 255kg.
Specifications side by side
| JCB 50Z-2 | Kubota U50-5 | |
|---|---|---|
| Operating weight | 5030 kg | 4,775kg |
| Engine power | 36 kW | 40.4kW |
| Dig depth | 3.65 m | 3,370mm |
| Dump height | 4.08 m | - |
Sources: JCB 50Z-2, Kubota U50-5. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 50Z-2 if...
- you want one that digs 28cm deeper
- you want one that is the bigger machine by 255kg
A zero tailswing digger for utility trenching, house foundations and road edge work where the rear of the machine has to stay inside the track width. It is used on civils sites and hire fleets that want a 5 tonne class machine.
Full 50Z-2 specifications →Buy or hire the U50-5 if...
- you want one that has 4kW more power
A mid-size mini excavator for groundworkers who need more reach and dig depth than the smaller Kubota models while still keeping a compact machine for site access. Suits drainage, footings and utility trenching.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
- Standard Plant Hire - Keston
Common questions
What is the difference between the JCB 50Z-2 and the Kubota U50-5?
The Kubota U50-5 has 4kW more power. The JCB 50Z-2 digs 28cm deeper and is the bigger machine by 255kg. The JCB 50Z-2 is a 5 tonne zero tailswing mini excavator; the Kubota U50-5 is a 4.8 tonne mini excavator.
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