So far most reviews and test came to the conclusion that the Snapdragon variant had noticeably better battery life than exynos s9. A recent test of GSMarena shows different results though the exynos s9+ actually seems to last a bit longer than the snapdragon see for yourself here: https://m.gsmarena.com/samsung_galaxy_s9_performance_and_battery_standoff_exynos_9810_vs_snapdragon_845-news-30430.php
I'm wondering if that update that was recently released might have improved battery life. anyway intresting results here.
I'm wondering if that update that was recently released might have improved battery life. anyway intresting results here.