Complex sentence: Some portrayals show him being empowered by sunlight but not weakened by kryptonite from mainstream universe though Smallville was an exception to this where ultraman was shown as being vulnerable to kryptonite and strenghted by sunlight.
Split into simpler sentences: Some portrayals show him being empowered by sunlight but not weakened by kryptonite from mainstream universe. Smallville's ultraman was shown to be vulnerable to kryptonite and strenghted by sunlight.