Interior and Comfort: How does the McLaren GT compare to other grand tourers?

As we all know, the McLaren GT is a game-changer in terms of comfort and practicality within our brand's portfolio. But how does it stack up against its grand tourer rivals? We're talking Porsche 911, Ferrari Portofino, and Aston Martin DB11 - which one would you choose for a long drive with family or friends, and why?