McLaren 675LT Spider Is Only a Teenager Heavier than the Coupe in Geneva

88 Pounds. This is the weight difference that separates the Spider incarnation of the 675LT from the fixed-rood model. This means you can drive a coupe with a teenager riding shotgun and you’ll end up with a heavier car. And while the wind-in-your-hair Longtail looks just as fast as the Coupe would on the Geneva floor, this isn’t far from the truth. Ever since the MP4-12C Spider, Woking proved its Spid…