Gadgets The POCO M4 5G Launched In India, See SpecsBy Deep GautamApril 30, 20221 The POCO M4 5G is a mid-range phone designed for millennials. POCO M4 smartphone features a 6.58-inch full HD+ IPS LCD with a 90Hz refresh rate, up to 600nits of brightness, and a 240Hz touch sampling rate.