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Smartphone Battery Life
Ranking 2021

Using an independent, repeatable and rigorous smartphone testing protocol ensures that there is no room for error. You can be assured that all the recent mobile phones were tested and our comprehensive battery life performance results ensure you have all the right information, at the right time when researching, reviewing and comparing smartphones.

Our Smartphone Ranking Table can be sorted by Brand, Product Name, Battery Life Days, ViserMark Score and Capacity just by clicking on the appropriate label shown. 

ViserMark Graphic Chart
ViserMark Smartphone Battery Performance
ViserMark Smartphone Days of Usage
ViserMark Smartphone Charging Time
ViserMark Smartphone Power Efficency

As part of our testing protocol, we are able to bring to you a comprehensive set of test results. This can also provide even further information on battery life, battery charging, power efficiency. We have collated these into useful ratings that will help you to see where a Battery Performance is impacted or where certain Smartphone features are particularly more important to you than others.

More Smartphone Rankings

Learn more from our smartphone battery life test results.

ViserMark Smartphone Battery Performance Label
ViserMark Battery Charging Label
of Use
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