![OK, I know this doesn't make sense, but set your cellular to use only 3G. Even when you are using WiFi. It will make huge difference in battery life. : r/GalaxyS21 OK, I know this doesn't make sense, but set your cellular to use only 3G. Even when you are using WiFi. It will make huge difference in battery life. : r/GalaxyS21](https://preview.redd.it/us2klkq6dyl81.jpg?auto=webp&s=ea8b3d70bc6613b5c04a111f8335efc62fb47077)
OK, I know this doesn't make sense, but set your cellular to use only 3G. Even when you are using WiFi. It will make huge difference in battery life. : r/GalaxyS21
![4G vs 2G Battery Usage Test on my Note10+5G Exynos. I work from home & i always use WiFi so i switched to "2G only" to see if there is any effect 4G vs 2G Battery Usage Test on my Note10+5G Exynos. I work from home & i always use WiFi so i switched to "2G only" to see if there is any effect](https://preview.redd.it/smsbf6oyajn81.png?auto=webp&s=1062f4549932c6eab26c050581a40a6e107c7a4e)
4G vs 2G Battery Usage Test on my Note10+5G Exynos. I work from home & i always use WiFi so i switched to "2G only" to see if there is any effect
![3G Vs. 4G Vs. 5G: Mobile Data Speeds Comparison [2017] – Trak.in – Indian Business of Tech, Mobile & Startups 3G Vs. 4G Vs. 5G: Mobile Data Speeds Comparison [2017] – Trak.in – Indian Business of Tech, Mobile & Startups](https://trak.in/wp-content/uploads/2017/10/5G-Network.jpg)