Head to head
JCB 25Z-1 vs Komatsu D65PX
The Komatsu D65PX has 137kW more power and is the bigger machine by 18,450kg.
Last reviewed 13 September 2026
Key differences
- Engine power: the Komatsu D65PX has 137kW more power.
- Operating weight: the Komatsu D65PX is the bigger machine by 18,450kg.
Specifications side by side
| JCB 25Z-1 | Komatsu D65PX | |
|---|---|---|
| Operating weight | 2550 kg | 21,000kg |
| Engine power | 18.4 kW | 155kW (208hp) at 1950rpm |
| Dig depth | 2.82 m | - |
| Dump height | 3 m | - |
| Blade capacity | - | 3.69m3 (straight tilt dozer) |
Sources: JCB 25Z-1, Komatsu D65PX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 25Z-1 if...
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 D65PX if...
- you want one that has 137kW more power
- you want one that is the bigger machine by 18,450kg
The wide-track, low ground pressure version of Komatsu's D65 dozer, used on soft or sensitive ground where a standard-track machine would sink or damage the surface, such as landfill and reclamation work.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Common questions
What is the difference between the JCB 25Z-1 and the Komatsu D65PX?
The Komatsu D65PX has 137kW more power and is the bigger machine by 18,450kg. The JCB 25Z-1 is a 2.5 tonne zero-tailswing mini excavator; the Komatsu D65PX is a mid-size low ground pressure crawler dozer.
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