On your t4i, you'll be better served with a prime that's faster than f-2.8 for indoor shots. As for overall lens quality, the 40 pancake is a better built lens than the 50 f/1.8 with far superior AF. IQ is similar.
On your t4i, you'll be better served with a prime that's faster than f-2.8 for indoor shots. As for overall lens quality, the 40 pancake is a better built lens than the 50 f/1.8 with far superior AF. IQ is similar.