iphone x vs iphone 8 plus

Why is Apple iPhone X better than Apple iPhone 8 Plus? 14. barca vs madrid live 21% higher pixel density? 458ppi vs 401ppi 32 16% higher resolution? 1125 x 2436px vs 1080 x 1920px 5 45% bigger screen size? 5 8" vs 5 5" 28g lighter? 174g vs 202g 17 59% higher AnTuTu benchmark score? 390318 vs 331929 7 2mm narrower? 70 9mm