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
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The 3G4G Blog: VoLTE, Battery Issues and Solutions
How does 4G consume less power than 3G? It is faster than 3G. - Quora
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We tested the smartphone battery life on 3G, 4G, and 5G — and one drains it much
Does 4G Use More Battery Power Than 3G?
Is 3G More Effective Battery-user Than 4G? - April 2023 | MyAmplifiers
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
What takes more battery life, between 3G and 4G? - Quora