BMW 7 Series 的动力够不够应付高速驾驶？

The 740i M Sport is powered by a 3.0-litre inline-six turbocharged petrol engine with 48V mild-hybrid technology, producing 381 hp and 540 Nm of torque . The i7 xDrive60 features dual electric motors with all-wheel drive, producing 544 hp and 745 Nm of torque, accelerating from 0-100 km/h in 4.7 seconds . The i7 is equipped with a 105.7 kWh battery pack . 对考虑购买 BMW 7 Series 的买家来说，这项信息真正重要的地方在于它会影响通勤、家庭使用、长途驾驶或后期拥车成本。不要只把它当成配置数字来看，而要看它能不能让日常用车更轻松、更实用。