Performance, power and 0-100 km/h
2025 BMW 1 Series 120 has the quicker recorded 0-100 km/h time at 7.8 seconds, compared with 11.8 seconds for 2025 BYD Dolphin Comfort. 2025 BMW 1 Series 120 has the higher listed output at 170 hp; 2025 BYD Dolphin Comfort is rated at 95 hp, a difference of 75 hp. The torque figures follow 2025 BMW 1 Series 120 at 280 Nm and 2025 BYD Dolphin Comfort at 180 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
2025 BMW 1 Series 120 provides the larger quoted cargo volume: 380 litres versus 345 litres, a difference of 35 litres. 2025 BMW 1 Series 120 is 71 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 BYD Dolphin Comfort has the lower listed starting price at $28,990, compared with $38,800 for 2025 BMW 1 Series 120. 2025 BMW 1 Series 120 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.