Is lol harder Than back in the days in season 3?

Hi guys i have a questionIs lol harder Than back in the days in season 3?
i played lol since Season 3 and i climbed all the way up to Diamond but i want to ask you if league is harder than before

Here is my league op.gg if you dont think i am Diamond

http://euw.op.gg/summoner/userName=da+power