Foldables in China are developing rapidly - slimming down in size while offering more powerful chipsets, cameras and larger batteries. Xiaomi’s new Mix Fold 4 is impossibly thin and light and it’s going directly at the recently launched Samsung Galaxy Z Flip6 and Honor Magic V3 while offering a larger main display, four rear cameras including a 5x periscope lens.At just 226 grams, Mix Fold 4 weighs as much as Honor’s Magic V3 and it’s nearly as thin - 4.59mm unfolded and 9.47 mm in its folded state. Xiaomi went with a curved frame design with the sides tapering into the aluminum...


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