Some feats offer advantages some classes get through their class features.

For example, Shield Master's third bullet has the same effect as Evasion

http://dnd5e.wikidot.com/feat:shield-master

Shield Master
If you are subjected to an effect that allows you to make a Dexterity saving throw to take only half damage, you can use your reaction to take no damage if you succeed on the saving throw, interposing your shield between yourself and the source of the effect.