While some companies like to keep a wide margin between their Ultra and non-Ultra devices, Oppo is going the other way – the upcoming Oppo Find X9s Pro will have cameras that will rival the Ultra model.Both the Find X9 Ultra and Find X9s Pro will debut in China on April 21. The Ultra will be about as large as they come with a 6.82” display, while the X9s Pro is expected to be a petite flagship with a 6.32” display – and nearly the same battery size as the Ultra at 7,000mAh.Crucially, both will have two 200MP sensors – one in the main camera and one in the telephoto camera, with...