Head to head
Genie Z-45/25J RT vs Komatsu D61PX
The Komatsu D61PX is the bigger machine by 35,485kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Komatsu D61PX is the bigger machine by 35,485kg.
Specifications side by side
| Genie Z-45/25J RT | Komatsu D61PX | |
|---|---|---|
| Operating weight | 6,515kg | approx. 42,000lb (19 tonnes) |
| Working height | 15.86m (51ft 6in) maximum | - |
| Platform height | 13.86m (45ft 6in) maximum | - |
| Platform capacity | 227kg unrestricted | - |
Sources: Genie Z-45/25J RT, Komatsu D61PX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Z-45/25J RT if...
A widely hired rough-terrain boom for construction and outdoor maintenance. The articulating up-and-over jib is what separates it from a straight telescopic boom: it reaches over an obstacle rather than only to it, which is often the entire requirement.
Full Z-45/25J RT specifications →Buy or hire the D61PX if...
- you want one that is the bigger machine by 35,485kg
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 Genie Z-45/25J RT and the Komatsu D61PX?
The Komatsu D61PX is the bigger machine by 35,485kg. The Genie Z-45/25J RT is a rough terrain articulating boom lift; the Komatsu D61PX is a low ground pressure crawler dozer.
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