For the most practical setup, aim for your nightstand to sit level with your...

https://www.nav-bookmarks.win/a-bedside-table-should-sit-about-5-to-10-cm-below-your-mattress-top-for-the

For the most practical setup, aim for your nightstand to sit level with your mattress top or just 5-10 cm below it. This makes reaching for your phone or a glass of water effortless while you are in bed