Camera phones have become remarkably advanced in the last few years, especially as we have seen some impressive advancements in computational photography that help to offset the drawbacks of their small sensors. Sony's new Xperia 1 IV ups the ante even more by being the first phone with an optical zoom, and this great video review takes a look at the sort of performance and image quality you can expect from it.
[ Read More ](Originally posted by Alex Cooke)