Battery Life - A Stark Contrast - The Samsung Galaxy S9 and S9+ Review: Exynos and Snapdragon at 960fps
I'm pretty satisfied with my 2 year old s9 plus battery life : r/GalaxyS9
Want better battery life from your Galaxy S9? Start here!
How to Fix Bad Galaxy S9 Battery Life
Why is my Galaxy s9 battery draining so fast, It usually only lasts 3 or 4 hours it drains like 1% every minute or 2 minutes, and when I fully charge it
6 tips and tricks to improve battery life of the Galaxy S9, S9 Plus - CNET
Performance Benchmarks, Battery Life, and Conclusion : Samsung Galaxy S9 and S9+ review: An evolutionary step up - HardwareZone.com.sg
How to fix Galaxy S9 battery life problems | Android Central