The Talk 7X Octa-core houses a 2,700mAh Li-Po battery, which is less capacity than in most of today’s smartphones, and a leap backward from the 3,000mAh battery the quad-core version has on board. With varied usage including frequent e-mails, some video, a few games and a good deal web browsing, the Talk 7X Octa-core lasts 4 hours 45 minutes, on average. Watching movies only adds an extra 15 to 30 minutes. That's rather poor battery life, especially by today’s standards.