Head to head
Niftylift HR15 4x4 vs Skyjack SJ45 AJ+
The Niftylift HR15 4x4 is a self-propelled 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
| Niftylift HR15 4x4 | Skyjack SJ45 AJ+ | |
|---|---|---|
| Working outreach | 9.4m (31ft) | 6.93 m |
| Platform capacity | 225kg | 300 kg |
| Operating weight | 4,500kg diesel, 4,800kg hybrid, stated as minimum | - |
| Working height | 15.7m (51ft 6in) | - |
| Platform height | - | 13.72 m |
| Weight | - | 5,407 kg |
Sources: Niftylift HR15 4x4, Skyjack SJ45 AJ+. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HR15 4x4 if...
A British-built boom lift favoured by hire fleets for its narrow 2m width and tight turning circle, which let it reach working heights that normally require a much larger machine on a more constrained site. The flexible boom design allows working up and over obstacles.
Full HR15 4x4 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 Niftylift HR15 4x4 and the Skyjack SJ45 AJ+?
The Niftylift HR15 4x4 is a self-propelled articulating boom lift; the Skyjack SJ45 AJ+ is a diesel articulated boom lift with 13.72 m platform height.
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