Right here we go, Fantasy has a lot more rules to the game, So yes its harder to learn then 40k, All aspects like Moving, Magic, Shooting and Close combat are more in depth then 40k,
About Fantasy players looking down on 40k players?...Well yes it happens and vice versa, People will get defensive of ones hobby, You have to understand that 40k players in general are youngers then fantasy players, Its more of age thing then anything,
About tactics, Yes!, Fantasy requires you to use your brain a lot more, Making the right army to counter another army is crucial, Also moving can and usually does win you this game, Know when to move, When to charge and what with, There are so many aspects of the game i could go into, But overall.....Yes Fantasy is harder then 40k