Battery life: Guide to everything that affects and drains your phone battery
UK: length of battery life on smartphones 2015 | Statista
Maximise Your iPhone's Battery Life — Tips And Tricks
Which phone has the best battery life? 5 top smartphones tested and compared | Trusted Reviews
10 flagship phones with the best battery life (May 2015) - PhoneArena
Smart Manager: The Way to Keep Your Galaxy Smartphone as Good as New Always – Samsung Global Newsroom
7 big battery Android smartphones for mid 2015
YugaTech's Top 5 Smartphones with the Longest Battery Life » YugaTech | Philippines Tech News & Reviews
Smartphone battery life over the years: A surprising study - PhoneArena
Apple iPhone 12 Mini Review: Great Size, Shorter Battery Life
The best simple mobile phones
2013 Smartphone Comparison Guide
Chart: The Smartphones With the Longest-Lasting Batteries | Statista
Xperia A4" haste photo review, features compatible with long battery life - GIGAZINE
Chart: The Smartphones With the Longest-Lasting Batteries | Statista
Best Android Smartphone Battery Life | TechSpot
Here are the 10 Android phones with the best battery life - Phandroid
9 Best Large-Screen Phones of 2015
Dyson invests $15m in technology that may double smartphone battery life | Dyson Ltd | The Guardian
YugaTech's Top 5 Smartphones with the Longest Battery Life » YugaTech | Philippines Tech News & Reviews
Moto G 3rd Gen review (2015): The best compact budget smartphone now with Android 6.0 | Expert Reviews
How Much Longer Does My iPhone Last in Low-Power Mode? | WIRED
