Head to head
JCB 3CX vs Komatsu D61PX
The Komatsu D61PX is the bigger machine by 33,865kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Komatsu D61PX is the bigger machine by 33,865kg.
Specifications side by side
| JCB 3CX | Komatsu D61PX | |
|---|---|---|
| Operating weight | 8,135kg standard and Contractor, 8,435kg on 3CX Super | approx. 42,000lb (19 tonnes) |
| Dig depth | 4.24m with standard dipper, up to 5.46m with Extradig | - |
Sources: JCB 3CX, Komatsu D61PX. 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 D61PX if...
- you want one that is the bigger machine by 33,865kg
A wide-track, low ground pressure dozer for grading and pushing on soft or wet ground where a standard-track dozer would sink. Groundworks contractors hire it for landscaping and soft-ground earthmoving.
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 D61PX?
The Komatsu D61PX is the bigger machine by 33,865kg. The JCB 3CX is a wheeled backhoe loader; the Komatsu D61PX is a low ground pressure crawler dozer.
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