Performance, power and 0-100 km/h
2025 BYD Tang EV AWD has the quicker recorded 0-100 km/h time at 4.4 seconds, compared with 6.5 seconds for 2024 VinFast VF 9 Plus Extended. 2025 BYD Tang EV AWD has the higher listed output at 517 hp; 2024 VinFast VF 9 Plus Extended is rated at 402 hp, a difference of 115 hp. The torque figures follow 2025 BYD Tang EV AWD at 680 Nm and 2024 VinFast VF 9 Plus Extended at 620 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
2024 VinFast VF 9 Plus Extended carries the longer listed range at 531 km, against 530 km for 2025 BYD Tang EV AWD. 2025 BYD Tang EV AWD has the lower recorded consumption at 20.5 kWh/100km; 2024 VinFast VF 9 Plus Extended is listed at 23.2 kWh/100km. 2024 VinFast VF 9 Plus Extended has the higher listed DC charging ceiling at 230 kW, compared with 150 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
2024 VinFast VF 9 Plus Extended provides the larger quoted cargo volume: 610 litres versus 235 litres, a difference of 375 litres. 2024 VinFast VF 9 Plus Extended carries the higher towing rating at 2,500 kg, while 2025 BYD Tang EV AWD is listed at 1,500 kg. 2024 VinFast VF 9 Plus Extended is 150 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
2024 VinFast VF 9 Plus Extended has the lower listed starting price at $69,000, compared with $69,800 for 2025 BYD Tang EV AWD. 2024 VinFast VF 9 Plus Extended 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.