Performance, power and 0-100 km/h
2025 Acura RDX Technology SH-AWD has the quicker recorded 0-100 km/h time at 6.5 seconds, compared with 6.9 seconds for 2025 Mercedes-Benz GLB 250 4MATIC. 2025 Acura RDX Technology SH-AWD has the higher listed output at 272 hp; 2025 Mercedes-Benz GLB 250 4MATIC is rated at 221 hp, a difference of 51 hp. The torque figures follow 2025 Acura RDX Technology SH-AWD at 380 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 Acura RDX Technology SH-AWD is listed at 9.8 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 Acura RDX Technology SH-AWD provides the larger quoted cargo volume: 647 litres versus 500 litres, a difference of 147 litres. 2025 Mercedes-Benz GLB 250 4MATIC carries the higher towing rating at 1,800 kg, while 2025 Acura RDX Technology SH-AWD is listed at 1,588 kg. 2025 Acura RDX Technology SH-AWD is 65 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 Acura RDX Technology SH-AWD has the lower listed starting price at $44,750, compared with $44,850 for 2025 Mercedes-Benz GLB 250 4MATIC. 2025 Acura RDX Technology SH-AWD 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.