What are the best diet sodas? Diet soft drinks have come a long way in recent years. No longer are the choices limited to a few select types of soda pop (some not so tasty). No, diet sodas now come in all kinds of flavors, offering tons of choices for diet soft drink fans. While nothing in excess is really good for you, diet soft drinks do offer a healthier alternative to regular sodas - less sugar!This list contains some of the most popular diet soda choices of those in the Ranker community. Is your favorite on the list? Vote for the best diet soda here or suggest some specific diet soft drinks that aren't already listed. Diet soft drink fans: This is your chance to tell the world what you think is the greatest diet pop around!