The smartphones emitting the most radiation

The German Federal Office for Radiation Protection has measured and compared the level of radiation emitted from modern smartphones when held to an ear during a call.

According to the data published on Statista, the smartphone which emits the most radiation during a call is the Xiaomi Mi A1, followed by the OnePlus 5T and Xiaomi Mi Max 3.

The iPhone 7 is the Apple smartphone with the highest level of radiation emission at 1.38 watts per kilogram, and the Google Pixel 3XL emits around the same level at 1.39W/kg.

Samsung smartphones are the best brand in terms of radiation emission, with the Note 8 emitting the least amount of radiation – 0.17W/kg.

The smartphones which emit the most and least radiation during a call are listed below.


Lowest radiation levels

Smartphone Radiation
Samsung Galaxy Note 8 0.17W/kg
ZTE Axon Elite 0.17W/kg
LG G7 0.24W/kg
Samsung Galaxy A8 0.24W/kg
Samsung Galaxy S8+ 0.26W/kg
Samsung Galaxy S7 Edge 0.26W/kg
HTC U11 Life 0.28W/kg
LG Q6/Q6+ 0.28W/kg
Samsung Galaxy S9+ 0.29W/kg
Moto G5 Plus 0.30W/kg

Highest radiation levels

Smartphone Radiation
Xiaomi Mi A1 1.75W/kg
OnePlus 5T 1.68W/kg
Xiaomi Mi Max 3 1.58W/kg
OnePlus 6T 1.55W/kg
HTC U12 Life 1.48W/kg
Xiaomi Mi Mix 3 1.45W/kg
Google Pixel 3 XL 1.39W/kg
OnePlus 5 1.39W/kg
iPhone 7 1.38W/kg
Sony Xperia XZ1 Compact 1.36W/kg

Now read: New iPhones will cost the same as 2018 range – Report

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The smartphones emitting the most radiation