Head to head
JCB 3CX vs Komatsu D65PX
The Komatsu D65PX is the bigger machine by 12,865kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Komatsu D65PX is the bigger machine by 12,865kg.
Specifications side by side
| JCB 3CX | Komatsu D65PX | |
|---|---|---|
| Operating weight | 8,135kg standard and Contractor, 8,435kg on 3CX Super | 21,000kg |
| Dig depth | 4.24m with standard dipper, up to 5.46m with Extradig | - |
| Engine power | - | 155kW (208hp) at 1950rpm |
| Blade capacity | - | 3.69m3 (straight tilt dozer) |
Sources: JCB 3CX, Komatsu D65PX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 3CX if...
The machine most people picture when they think of a building site, and still the default where one machine has to both dig and load. Groundworkers and utilities contractors buy it precisely to avoid putting two machines on a small site.
Listed by
- TPH Plant Hire - Gravesend, Northfleet
- Red Plant Sales Ltd - Colchester, Frating
Buy or hire the D65PX if...
- you want one that is the bigger machine by 12,865kg
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 3CX and the Komatsu D65PX?
The Komatsu D65PX is the bigger machine by 12,865kg. The JCB 3CX is a wheeled backhoe loader; the Komatsu D65PX is a mid-size low ground pressure crawler dozer.
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