Fix Samsung galaxy s9/s9+ (Exynos) battery draining yourself before samsung
Samsung Galaxy S9 and S9+ official battery life stats: Won't last much longer than the S8/S8+ - PhoneArena
Tom's Guide - We (exhaustively) compare the Samsung Mobile Galaxy S9 and the Google Pixel 2 on specs, cameras, processing speed, battery life, and special features. If you need to decide on