HTC One M8 and iPhone 5s

Facts is facts: The HTC One M8 camera remains a controversial subject, with its 4-megapixel "Ultrapixel" camera. It's a different sort of shooter, aiming to let in more light and adding some interesting post-processing features, at the expense of total resolution. So how's it stand up to other current top-ranked smartphone cameras? Our sister site iMore put the M8 up against the iPhone 5s to do exactly that. As for the results? Well. ... [iMore]