Posaidon has already been playing around with AMG’s A45 S, lifting output to 518bhp for a ludicrous 201mph top speed, but now the German tuner has worked its magic on the lesser A35. Its new RS ...

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Fourth is the Mercedes. We love that the A45 S has so much performance but ... there are enough tuning options via the ‘Custom’ menu for any driver to tailor an ideal set-up.

So, I was surprised to find the new-generation A45 S has grown up a bit, too. So, like me, is the new Mercedes-AMG A 45 S 4Matic+ not as quick as it used to be, and does it have a dad bod, now, too?