It is extensively considered higher to be sided with the Alliance for players from lidakun's blog

Generally speaking, it is extensively considered higher to be sided with the Alliance for players who are interested by clearing quit-recreation content or beating up on fellow players with regularity. That would not imply that Horde participants can not entire dungeons or win Battlegrounds just as properly - there's just one unique elegance that WOW Classic Boosting makes it a bit simpler for Alliance.

That elegance is the Paladin, with its wide variety of Blessings considered to be extremely useful in each PvE and PvP content. Blessing of Kings, specially, became a vital detail in a number of group compositions that enabled some of the better damage output numbers alongside precious balance. 

By comparison, the Horde has get right of entry to mmobc.com to the Shaman elegance completely, but totems were extensively commonplace to be drastically worse than Blessings. As a caveat, however, Windfury did help ratchet up Horde DPS numbers, so gamers' mileage will vary based on group talent and composition.