Mercedes will round off its SLK retractable hard top range with the release of two new engine variants - the mid-range 150kW/310Nm SLK250 ($91,900) and storming AMG flagship ($155,000). Thanks to cylinder deactivation technology, the AMG's 310kW/540Nm V8 uses just 8.5L/100km of fuel.

read more about the Mercedes-Benz SLK-class

Mercedes-Benz claims it will establish new safety standards for open-top sports cars with its third-generation SLK. The styling is understood to be inspired by the gullwing-bodied SLS supercoupe. Driver assistance systems will include the standard fitment of drowsiness detection and the optional availability of accident prevention systems that can apply the brakes autonomously.

read more about the Mercedes-Benz SLK-class

Mercedes-Benz is set to launch a facelifted SLK range in June, featuring standard heated seats, rain-sensing windscreen wipers and Parktronic parking sensors on all SLK models, plus the option of factory-fitted manual lumbar adjustment. Lowered sports suspension will be a no-cost option.

read more about the Mercedes-Benz SLK-class

The new SLK convertible will be blessed with supercharged 5.4-litre V8 power when Mercedes-Benz launches the SLK55 AMG in March. Expect firmer suspension, more equipment, 18-inch wheels, a seven-speed auto and of course more performance from the limited-edition SLK flagship.

read more about the Mercedes-Benz SLK-class