BMW brand has brought the 'i' brand into its Australian range and is well on the way to electrifying its mainstream range with the plug-in hybrid version of its top-selling 3 Series, the 330e.

Available only in the sedan body style, it doesn't scream high voltage as it slips through the traffic, going largely unnoticed in the traffic-choked road network of inner-city Melbourne, its ideal terrain.

Claiming a 37km electric-only range as well as a petrol powerplant donated by the 320i, the greener 3 asks a little more at the dealership but demands little else from the driver in compromise for its frugal nature.

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