Features of Xiaomi Mi A2 General Network 4G VoLTE Dual SIM Yes Nano SIM Yes Touch-screen Yes Fingerprint Sensor Yes Display Pixel Density 403 ppi Screen to body ratio 77.4% Screen Protection Corning Gorilla Glass 3 Color Reproduction 16M colors Touchscreen Type Capacitive Screen Size 5.9 inch Screen Resolution 2160 X 1080 pixels Display Type IPS LCD Memory Internal Memory 64 GB External Memory 128 GB RAM 4 GB Camera Primary Camera 20 MP Secondary Camera 20 MP Primary Video Quality 2160 p Flash Yes Face Detection Yes Connectivity WIFI Yes Radio Yes GPRS Yes NFC Yes USB Yes Bluetooth Version 4.0 With A2DP OS OS Android OS Version Android 8.1 (Oreo) Processor Processor Type Octa Core Processor Speed 2.2 Ghz Battery Battery Type Li-ion Battery Capacity 2900 mAh Sound 3.5mm Jack Yes Loudspeaker Yes Body Height 158.9 mm Width 75.5 mm Thickness 7.3 mm Weight 165 g Type Bar