Performance, power and 0-100 km/h
2026 Mercedes-Benz CLA CLA 350 4MATIC with EQ Technology has the quicker recorded 0-100 km/h time at 4.9 seconds, compared with 5.6 seconds for 2026 BMW i4 eDrive40. 2026 Mercedes-Benz CLA CLA 350 4MATIC with EQ Technology has the higher listed output at 354 hp; 2026 BMW i4 eDrive40 is rated at 340 hp, a difference of 14 hp. The torque figures follow 2026 Mercedes-Benz CLA CLA 350 4MATIC with EQ Technology at 515 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
2026 Mercedes-Benz CLA CLA 350 4MATIC with EQ Technology carries the longer listed range at 769 km, against 600 km for 2026 BMW i4 eDrive40. 2026 Mercedes-Benz CLA CLA 350 4MATIC with EQ Technology has the lower recorded consumption at 12.5 kWh/100km; 2026 BMW i4 eDrive40 is listed at 15.4 kWh/100km. 2026 Mercedes-Benz CLA CLA 350 4MATIC with EQ Technology has the higher listed DC charging ceiling at 320 kW, compared with 205 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
2026 BMW i4 eDrive40 provides the larger quoted cargo volume: 470 litres versus 405 litres, a difference of 65 litres. 2026 BMW i4 eDrive40 is 60 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 Mercedes-Benz CLA CLA 350 4MATIC with EQ Technology 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.