M135i

Turbo straight‑six with xDrive delivers confident, clean punch; M‑tuned steering and a tight chassis feel precise and composed in any drive.

Gen 3 switches to the FWD-based architecture (with xDrive on M135i), with updated body/chassis rigidity and suspension geometry, more comprehensive driver assistance and a larger iDrive infotainment setup, improving overall drivability, comfort and refinement.

2.0L B48 turbo inline-four paired with an 8-speed Steptronic automatic; M Performance calibration. M135i uses xDrive AWD and may feature an electronically controlled limited-slip differential depending on market/spec, tuned for strong mid-range torque and response.