Never make a fast conclusion about battery life on new device. Yes, my Samsung Galaxy S4 GT-I9500 went through more than 5 times fully discharged and charged cycles. So I am confident that my Galaxy S4 battery is ready to have a better and accurate benchmark for battery life test. Galaxy S4 has 2,600 mAh battery. As usual, screen display and processor use the most battery out of others. How does Samsung Exynos 5 Octa Core Processor and 5″ Full HD Super AMOLED screen perform? Let’s find out…

Galaxy S4 battery history details
Is your smartphone battery manages to last for your whole day usage? Qualcomm has a free Android application that can help to extends battery performance and improves overall user experience. Yes, Snapdragon BatteryGuru is the one that intelligently making changes to optimize Snapdragon device functionality. Therefore, smartphones like LG Nexus 4, HTC Butterfly and Sony Xperia Z which use Snapdragon chipset can enjoy this feature.

Snapdragon BatteryGuru
Google Nexus 4 is powered by 2100 mAh battery. It has the same battery size as Samsung Galaxy S3. But Nexus 4 battery is non-removable just like HTC One X, iPhone 5… Therefore, you can’t simple use backup battery like Galaxy S3. Is 2100 mAh battery enough to power 4.7″ WXGA IPS screen and Qualcomm Snapdragon S4 Pro CPU for daily usage? Does the latest Android 4.2.1 Jelly Bean manage to save battery life? Let’s find out…

Google Nexus 4 battery life
Seriously? Is this article still needed ~ How to improve Samsung Galaxy Note II battery life? Samsung Galaxy Note 2 is loaded with 3,100 mAh Li-ion battery. There is no worry about battery life shortage. Anyway, you still can further improve Samsung Galaxy Note 2 battery life with some tweaks and hacks. Improvement always better, right?

Improve Samsung Galaxy Note 2 battery life
How is Samsung Galaxy Note II battery life? Samsung Galaxy Note 2 is loaded with 3,100 mAh Li-ion battery. Large for a phone but small for a tablet. Does it have enough to power its 5.5″ HD Super AMOLED screen and Exynos 4 quad core processor? Since Samsung Galaxy Note 2 sits between a phone and a tablet ~ phablet, it should be enough juice for whole day usage, right? Let’s find out…

Samsung Galaxy Note 2 battery life