Vivo has confirmed several details about the Vivo X300 and X300 Pro, which are scheduled to launch on Oct. 13. However, the brand is still tight-lipped about the battery capacities of both phones.

Apple beefed up the batteries in all four models in the new iPhone 13 series. There are significant increases in capacity in all of them, especially the iPhone 13 Pro Max. Teardowns of the iPhone 13 ...