canon 500d vs 1200d

Why is Canon EOS 1200D better than Canon EOS 500D? 16. rtx 3080 ti vs 4080 13% more megapixels (main camera)? 18MP vs 15. canon ip1980 driver windows 10 5MP 1 5x better video recording quality (main camera)? 1080 x 30fps vs 1080 x 20fps 100shots longer battery life? 500shots vs 400shots 61ISO higher low-light ISO (DxOMark)? 724ISO vs 663ISO Has phase-detection autofocus for videos?