接近山區後,彎道變得較多,搭配順著地形起伏的路面,成為435i Convertible可以發揮較多本事的舞臺,BMW為4 Series Convertible配置的EPS Servotronic車速感應式動力方向盤,在低速時給予輕鬆的轉向操作,在高速時則加重力道,讓轉向表現能更趨精準,在彎道中更能發現,其指向性相當不錯,依舊維持BMW在操控精準上的精彩實力。不同於Coupé的車身剛性表現,在過彎時可以清楚感受到力量集中在底盤,在一個左彎爬坡道上,翻過坡頂之後則是右彎下坡,行經坡頂轉換方向時,清楚感覺到底盤的俐落本事,同時微略感覺到自己上半身似乎比車子晚了一點點,才跟上底盤步調。
The three-part, folding hardtop guarantees the highest degree of everyday suitability all year round. When closed, it offers enhanced acoustic comfort and opens in less than 20 seconds at the push of a button. At market launch, there will be a choice of a straight six-cylinder petrol engine, a four-cylinder petrol engine and a four-cylinder diesel power unit with an output ranging from 135 kW/184 hp to 225 kW/306 hp.