(Ed T:)This is simplistic, as it omits the fact that the "Aquafina" brand is municipal source water put through filtering and the "reverse osmosis" process to separate the crud in the piping.

(richard:) Distilled water is often not all that clever for you.

(Dorothy Parshall:) Why not, Richard? And all that crud in the water is?

The idea that bottled water is better is also too simplistic. For example see here. I've given one of the relevant quotations below.

"In some cases, it appears bottled water is no less polluted than tap water and, at 1,900 times the cost, consumers should expect better," said Jane Houlihan, an environmental engineer who co-authored the study.