Which is your bestselling brand, Coca‑Cola or Diet Coke?

Coca‑Cola is still a bigger seller than Diet Coke and Coke Zero combined. But both Diet Coke and Coke Zero are popular favourites. In 2010 alone, the combined sales of Coca‑Cola, Diet Coke and Coke Zero in Great Britain broke through the £1 billion barrier - a first for our company.