Performance, power and 0-100 km/h
2024 Lexus RZ 450e has the quicker recorded 0-100 km/h time at 4.8 seconds, compared with 5.8 seconds for 2025 Cadillac Optiq Luxury. 2024 Lexus RZ 450e has the higher listed output at 315 hp; 2025 Cadillac Optiq Luxury is rated at 300 hp, a difference of 15 hp. The torque figures follow 2025 Cadillac Optiq Luxury at 480 Nm and 2024 Lexus RZ 450e at 435 Nm. These figures describe straight-line potential only; they do not establish braking performance, ride quality, steering response or durability under repeated hard use.
Range, battery, charging and efficiency
2025 Cadillac Optiq Luxury carries the longer listed range at 482 km, against 440 km for 2024 Lexus RZ 450e. 2024 Lexus RZ 450e has the lower recorded consumption at 16.2 kWh/100km; 2025 Cadillac Optiq Luxury is listed at 17.6 kWh/100km. Both list the same maximum DC charging power of 150 kW. Test cycle, temperature, wheel size and charging conditions can materially affect these results, so only figures measured on the same basis should be treated as directly comparable.
Dimensions, cargo space and towing
2025 Cadillac Optiq Luxury provides the larger quoted cargo volume: 630 litres versus 522 litres, a difference of 108 litres. 2025 Cadillac Optiq Luxury carries the higher towing rating at 1,588 kg, while 2024 Lexus RZ 450e is listed at 750 kg. 2025 Cadillac Optiq Luxury is 17 mm longer overall. Exterior size is not a benefit by itself: a longer body may create useful room, but cargo shape, rear-seat space and ease of parking still require a physical inspection.
Price and overall assessment
2025 Cadillac Optiq Luxury has the lower listed starting price at $54,990, compared with $59,600 for 2024 Lexus RZ 450e. 2025 Cadillac Optiq Luxury leads in more of the shared headline fields, but that is not a universal verdict: a buyer should weight price, performance, range and utility rather than simply count category wins. The assessment is based on the specifications shown here; it is not presented as a two-car road test.