SmartGrandad

1. Body Style and Size Segment

The Lexus RZ 550 is a 5-door, 5-seater SUV, categorised in the medium to large luxury SUV segment. Dimensions are approximately 4,805mm (L) x 1,895mm (W) x 1,635mm (H), with a 2,850mm wheelbase. Its sleek, aerodynamic design features Lexus’s “Spindle Evolution” front.

2. Platform Architecture, Voltage, Range & Efficiency

The RZ 550 is built on a dedicated EV platform and utilizes a 400V architecture. With a 77 kWh lithium-ion battery, it offers a WLTP range of approximately 450 km (up to 500 km for other RZ variants). Dual motors provide 300 kW (402 hp) and all-wheel drive, achieving 0-100 km/h in 4.4 seconds. Maximum DC fast charging is 150 kW.

3. Technical Capabilities

The RZ 550 features Lexus Safety System+ 3.0, including adaptive cruise control, lane-keeping assist, and automated emergency braking. A notable innovation is the optional Steer-by-Wire system, offering a more precise and responsive steering experience, alongside a “virtual manual gearbox” for a more engaging drive.

4. Interior Quality and Storage Capacity

The interior showcases Lexus’s commitment to luxury, with high-quality materials and a refined cabin. A large 14-inch touchscreen dominates the dashboard. There is no frunk. Rear cargo space is 522 litres with all seats up, expanding to 1451 litres with the rear seats folded.

5. App Functionality

The Lexus app offers comprehensive remote control and monitoring features. Users can lock/unlock doors, remotely start the engine and climate control, locate the vehicle, check vehicle status, and receive maintenance reminders and vehicle health reports. Guest driver monitoring is also available.

6. Pros and Cons

Pros: Luxurious and well-built interior, advanced driver-assistance features, innovative Steer-by-Wire option. Cons: Relatively modest range compared to some competitors, no front trunk (frunk), rear visibility can be limited.

7. Overall Summary

The 2025 Lexus RZ 550 offers a compelling package of luxury, refinement, and advanced technology in the electric SUV segment. While its range might not lead the class compared to rivals like the Tesla Model Y or Hyundai Ioniq 5, it excels in interior quality and driver engagement, particularly with its unique steer-by-wire system. It positions itself as a premium, comfortable EV with a distinctive Lexus driving signature.