- Small Motor Graders (under 150 HP): Compact graders used for local council road maintenance, property access roads and light civil works. Popular brands include CAT, John Deere and Komatsu.
- Medium Motor Graders (150-250 HP): The most common class, used for road construction, subdivision development, airport runway maintenance and general civil works.
- Large Motor Graders (250-500+ HP): Heavy-duty machines for mining haul road maintenance, large-scale road construction and major infrastructure projects. Common brands include CAT, Komatsu, Volvo and John Deere.
- All-Wheel-Drive Graders: Machines with front-wheel or all-wheel drive for improved traction in soft or slippery conditions, common on Australian mining and rural sites.
- GPS-Equipped Graders: Modern graders fitted with advanced GPS machine control and automated blade systems valued at $50,000 to $150,000.