Advantagesless processor memary than photoshop
DisadvantagesThere are never enough features!
AdvantagesAffordable, massive range of tools, accepts many Photoshop plugins, easy to learn
DisadvantagesIt's not Photoshop.
AdvantagesThick finish, good coverage, little preparation, range of colours, smooth feel
DisadvantagesExpensive, can be tricky to apply due to the thick finish