Performance, power and 0-100 km/h
2025 BYD Sealion 7 AWD Excellence has the quicker recorded 0-100 km/h time at 4.5 seconds, compared with 7.9 seconds for 2025 Nissan Ariya 63 kWh Advance. 2025 BYD Sealion 7 AWD Excellence has the higher listed output at 530 hp; 2025 Nissan Ariya 63 kWh Advance is rated at 218 hp, a difference of 312 hp. The torque figures follow 2025 BYD Sealion 7 AWD Excellence at 690 Nm and 2025 Nissan Ariya 63 kWh Advance at 300 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 BYD Sealion 7 AWD Excellence carries the longer listed range at 502 km, against 403 km for 2025 Nissan Ariya 63 kWh Advance. 2025 Nissan Ariya 63 kWh Advance has the lower recorded consumption at 15.6 kWh/100km; 2025 BYD Sealion 7 AWD Excellence is listed at 18.2 kWh/100km. 2025 BYD Sealion 7 AWD Excellence has the higher listed DC charging ceiling at 150 kW, compared with 130 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
2025 BYD Sealion 7 AWD Excellence provides the larger quoted cargo volume: 520 litres versus 468 litres, a difference of 52 litres. 2025 BYD Sealion 7 AWD Excellence carries the higher towing rating at 1,500 kg, while 2025 Nissan Ariya 63 kWh Advance is listed at 750 kg. 2025 BYD Sealion 7 AWD Excellence is 235 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 Nissan Ariya 63 kWh Advance has the lower listed starting price at $39,590, compared with $49,800 for 2025 BYD Sealion 7 AWD Excellence. 2025 BYD Sealion 7 AWD Excellence 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.