Performance, power and 0-100 km/h
2026 Polestar 4 Long Range Single Motor has the quicker recorded 0-100 km/h time at 7.1 seconds, compared with 8.6 seconds for 2026 Mercedes-Benz EQA 250+. 2026 Polestar 4 Long Range Single Motor has the higher listed output at 272 hp; 2026 Mercedes-Benz EQA 250+ is rated at 190 hp, a difference of 82 hp. The torque figures follow 2026 Mercedes-Benz EQA 250+ at 385 Nm and 2026 Polestar 4 Long Range Single Motor at 343 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 Polestar 4 Long Range Single Motor carries the longer listed range at 620 km, against 528 km for 2026 Mercedes-Benz EQA 250+. 2026 Mercedes-Benz EQA 250+ has the lower recorded consumption at 15.7 kWh/100km; 2026 Polestar 4 Long Range Single Motor is listed at 16.1 kWh/100km. 2026 Polestar 4 Long Range Single Motor has the higher listed DC charging ceiling at 200 kW, compared with 100 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 Polestar 4 Long Range Single Motor provides the larger quoted cargo volume: 526 litres versus 340 litres, a difference of 186 litres. 2026 Polestar 4 Long Range Single Motor carries the higher towing rating at 2,200 kg, while 2026 Mercedes-Benz EQA 250+ is listed at 750 kg. 2026 Polestar 4 Long Range Single Motor is 376 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 EQA 250+ has the lower listed starting price at $50,600, compared with $56,300 for 2026 Polestar 4 Long Range Single Motor. 2026 Polestar 4 Long Range Single Motor 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.