Smartphone High Tier

Ranking Tables

Welcome to our High Tier Smartphone Ranking Page.

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Battery Life Score - Number of Days

These battery life scores are expressed in "Days-of-Use" and reflect the time in days that a Smartphone can be used from a full charge.  It is usually presented in multiples of 0.5 days.

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Battery Life Performance Score

This reflects the performance based on an open based scale. It can be used to compare the performance of different Smartphones from 100% battery level down to Power Off.

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Smartphone High Tier Reviews