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Sony Claims 7 Day Battery Life in New Xperia Z3 Ad

Sony Xperia Z3

In Sony’s new Xperia Z3 ad, the company claims that under normal use the phone is capable of getting 2 full days of battery life. Under Stamina mode, the phone is capable of saving battery in such a way that it can achieve an amazing 4 days of battery life. And under Ultra Stamina mode Sony claims the phone is capable of lasting an entire week, or seven days. Watch the video below to see Sony’s new Xperia Z3 battery life claims. With the Xperia Z3, Sony had opted to not upgrade the smartphone’s screen size or resolution but rather focus on the overall battery