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 6.8 seconds for 2025 BMW iX3 30 eDrive. 2024 Lexus RZ 450e has the higher listed output at 315 hp; 2025 BMW iX3 30 eDrive is rated at 281 hp, a difference of 34 hp. The torque figures follow 2024 Lexus RZ 450e at 435 Nm and 2025 BMW iX3 30 eDrive at 400 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 BMW iX3 30 eDrive carries the longer listed range at 465 km, against 440 km for 2024 Lexus RZ 450e. 2025 BMW iX3 30 eDrive has the lower recorded consumption at 14.8 kWh/100km; 2024 Lexus RZ 450e is listed at 16.2 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
2024 Lexus RZ 450e provides the larger quoted cargo volume: 522 litres versus 520 litres, a difference of 2 litres. 2025 BMW iX3 30 eDrive carries the higher towing rating at 1,200 kg, while 2024 Lexus RZ 450e is listed at 750 kg. 2024 Lexus RZ 450e is 50 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 BMW iX3 30 eDrive has the lower listed starting price at $58,675, compared with $59,600 for 2024 Lexus RZ 450e. The measured categories split evenly, so the better choice depends on which attributes matter most. The assessment is based on the specifications shown here; it is not presented as a two-car road test.