So all I really know about fuel is that higher RON = better performance. No bad thing! Now Shell have rebranded and tweaked their Optimax fuel – it's up from 98 to 99 RON, and is called V-Power.

BP is launching a premium fuel brand to rival Shell’s Optimax petrol, and is promoting it with a multi-million pound television campaign created by Ogilvy & Mather. Called BP Ultimate, the brand ...