Sony is really proud of two days battery life on its flagship Xperia Z phones.
Apple's new iPhone 6S and iPhone 6S Plus offers several new distinctive features and improvements from its ancestors.
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On the other hand, Apple has acknowledged that the battery unit is same as the antecedents, iPhone 6 and 6 Plus.
Seeing an open door here, Sony Mobile has shamelessly trolled Apple by means of Twitter. It also advertised the most recent Xperia Z5 series of upcoming handsets.
In spite of the fact that, Apple has held same appearances as previous phones but the new iPhone 6s and iPhone 6s Plus have experienced numerous internal changes.
The changes incorporate a 12-megapixel back camera and 5-megapixel front snapper.
After depending on 1 GB RAM for ages, Apple has finally switched to 2 GB RAM unit in the most recent phones.
Moreover, Apple has likewise introduced the A9 processor, iOS 9 for the software. Most importantly, a cutting-edge 3D Touch pressure-sensitive screen has also been included.
But then, similar to past years, Apple has used the same battery unit seen in the 2014 flagship.
Sony, then, took a potshot at the unremarkable battery unit of new phones by using the same promo visuals found in Apple's invitation to the launch event.
In the altered out welcome, Sony Mobile's official Twitter account asks the question to Apple's Siri: "Hey Siri, what about the battery life?" The accompanying funny answer is put right underneath the inquiry "Switch to Sony."
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Meanwhile, the same post reminds the readers that the new phones from Sony specifically the Xperia Z5, Z5 Compact and Z5 Premium accompany up to 2 days of battery life, after a full recharge.