Vehicle Overview

The rear-wheel-drive BMW 1 Series enters its fifth year on the market with a few visual changes, as well as a new higher-performance version from BMW's M division, dubbed the 1 Series M. Above the entry-level 128i is the 135i, whose compact dimensions and two-door layout give it few genuine competitors. The car comes as a coupe or convertible; shoppers might cross-shop the 135i with the Nissan 370Z, Infiniti G37 coupe or top-end versions of Detroit's muscle cars.

The 128i is covered separately in Cars.com's Research section.

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    Radar sensors
    The radar sensors are located under the rear bumper. The system may not be fully functional in the following situations: ▷ Dirty or icy bumper. ▷ Stickers on the bumper. A Check ...

    Deactivating the system
    ▷ When driving, press the lever up or down twice. ▷ When stationary, do the same while depressing the brake pedal. ▷ Switch off the ignition. The displays go out, and the stor ...

    Look well ahead when driving
    Avoid unnecessary acceleration and braking. By maintaining a suitable distance to the vehicle driving ahead of you. Driving smoothly and looking ahead reduces fuel consumption. ...