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Head to head

Genie Z-45/25J RT vs Hitachi 33U

The Genie Z-45/25J RT is the bigger machine by 3,028kg.

Last reviewed 13 September 2026

Genie Z-45/25J RT
Genie Z-45/25J RT - image: morrisleslie.com
Hitachi 33U
Hitachi 33U - image: Hitachi Construction Machinery Australia

Key differences

Specifications side by side

Genie Z-45/25J RTHitachi 33U
Operating weight6,515kg3,487 kg
Working height15.86m (51ft 6in) maximum-
Platform height13.86m (45ft 6in) maximum-
Platform capacity227kg unrestricted-
Width-1,550 mm
Rated power ISO 9249-21.2 kW (28.4 HP) at 2,400 min-1 (rpm) (net)
Fuel tank-42.0 L

Sources: Genie Z-45/25J RT, Hitachi 33U. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the Z-45/25J RT if...

  • you want one that is the bigger machine by 3,028kg

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 33U if...

A compact tracked excavator from Hitachi's smaller size class, used for groundworks, drainage and landscaping jobs too tight for a larger machine. It is bought and sold through the used plant market rather than as a current Hitachi catalogue model.

Full 33U specifications →

Common questions

What is the difference between the Genie Z-45/25J RT and the Hitachi 33U?

The Genie Z-45/25J RT is the bigger machine by 3,028kg. The Genie Z-45/25J RT is a rough terrain articulating boom lift; the Hitachi 33U is a mini excavator, approximately 3 tonne class.

GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.