Performance, power and 0-100 km/h
2026 Audi RS3 Sportback has the quicker recorded 0-100 km/h time at 3.7 seconds, compared with 5.6 seconds for 2026 BMW i4 eDrive40. 2026 Audi RS3 Sportback has the higher listed output at 407 hp; 2026 BMW i4 eDrive40 is rated at 340 hp, a difference of 67 hp. The torque figures follow 2026 Audi RS3 Sportback at 500 Nm and 2026 BMW i4 eDrive40 at 430 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
Range and energy-use figures are either not shared by both cars or not directly comparable across these powertrain types.
Dimensions, cargo space and towing
2026 BMW i4 eDrive40 provides the larger quoted cargo volume: 470 litres versus 282 litres, a difference of 188 litres. 2026 BMW i4 eDrive40 is 402 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
2026 BMW i4 eDrive40 has the lower listed starting price at $53,900, compared with $65,500 for 2026 Audi RS3 Sportback. 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.