The unique carbon shell that envelopes the car has contributed to a 90 kg weight saving over standard. (evo.co.uk)
A 30 kg weight saving compared with the previous generation helps here, the new cars weighing in at 2275 kg (X5 M) and 2265 kg (X6 M). (evo.co.uk)
Mercedes declare a 65 kg weight saving in S 63 AMG Coupe due to use of a lithium - ion battery, forged alloy wheels and high performance composite braking system. (mercedesblog.com)