Performance, power and 0-100 km/h
2025 Cupra Formentor VZ 2.0 TSI 4Drive has the quicker recorded 0-100 km/h time at 4.9 seconds, compared with 6.9 seconds for 2025 Mercedes-Benz GLB 250 4MATIC. 2025 Cupra Formentor VZ 2.0 TSI 4Drive has the higher listed output at 333 hp; 2025 Mercedes-Benz GLB 250 4MATIC is rated at 221 hp, a difference of 112 hp. The torque figures follow 2025 Cupra Formentor VZ 2.0 TSI 4Drive at 420 Nm and 2025 Mercedes-Benz GLB 250 4MATIC at 350 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 Mercedes-Benz GLB 250 4MATIC has the lower recorded consumption at 8.1 L/100km; 2025 Cupra Formentor VZ 2.0 TSI 4Drive is listed at 8.2 L/100km. 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 Mercedes-Benz GLB 250 4MATIC provides the larger quoted cargo volume: 500 litres versus 420 litres, a difference of 80 litres. Their listed towing capacities are equal at 1,800 kg. 2025 Mercedes-Benz GLB 250 4MATIC is 184 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 Mercedes-Benz GLB 250 4MATIC has the lower listed starting price at $44,850, compared with $44,900 for 2025 Cupra Formentor VZ 2.0 TSI 4Drive. 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.