Head to head
Genie Z-45/25J RT vs Skyjack SJ45 AJ+
The Genie Z-45/25J RT is a rough terrain articulating boom lift. The Skyjack SJ45 AJ+ is a diesel articulated boom lift with 13.72 m platform height.
Last reviewed 6 October 2026
Specifications side by side
| Genie Z-45/25J RT | Skyjack SJ45 AJ+ | |
|---|---|---|
| Platform height | 13.86m (45ft 6in) maximum | 13.72 m |
| Platform capacity | 227kg unrestricted | 300 kg |
| Operating weight | 6,515kg | - |
| Working height | 15.86m (51ft 6in) maximum | - |
| Working outreach | - | 6.93 m |
| Weight | - | 5,407 kg |
Sources: Genie Z-45/25J RT, Skyjack SJ45 AJ+. 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 SJ45 AJ+ if...
A rough-terrain articulated boom lift for external maintenance, cladding, signage and steelwork where a diesel machine with up-and-over reach is needed. It suits contractors working at mid height on uneven ground.
Full SJ45 AJ+ specifications →Common questions
What is the difference between the Genie Z-45/25J RT and the Skyjack SJ45 AJ+?
The Genie Z-45/25J RT is a rough terrain articulating boom lift; the Skyjack SJ45 AJ+ is a diesel articulated boom lift with 13.72 m platform height.
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