Are traits of different classes balanced against each other?

[Bratec.7136]

https://wiki.guildwars2.com/wiki/Elements_of_Rage

10% dmg increase and 400-500 ferocity

https://wiki.guildwars2.com/wiki/Oppressive_Superiority

vs 10% dmg increase OR 10% condi increase(power build dont care about condi 10% duration, condi build dont care about 10% power dmg).

Not that this is only example.

For example find in Weaver same bad trait as https://wiki.guildwars2.com/wiki/Twice_as_ViciousThis is one is forced onto you, no choice.