Whether a BMW 3er-Reihe G20/G21/G80 320i Sport Line xDrive Steptronic is a suitable automobile for families, is not easy to answer from a technical point of view. The range of families requirements is wide, so this representation only considers the common aspects. There are no Isofix brackets installed. These could be used to secure child seats easily and safely, if a little more space is needed in the interior, the rear seat can be folded down.