Galaxy A31 Spesifikasi CPU Speed 2GHz, 1.7GHz Weight (g) 185 Audio Playback Time (Hours) Up to 97 Detail Spesifikasi Prosesor CPU Speed 2GHz, 1.7GHz CPU Type Octa-Core Display Size (Main_Display) 162.1mm (6.4 #34; full rectangle) / 158.7mm (6.2 #34; rounded corners) Resolusi (Main Display) 1080 x 2400 (FHD+) Teknologi (Main Display) Super AMOLED Kedalaman Warna (Main Display) 16M Kamera Rear Camera - Resolution (Multiple) 48.0 MP + 5.0 MP + 8.0 MP + 5.0 MP Rear Camera - F Number (Multiple) F2.0 , F2.4 , F2.2 , F2.4 Main Camera - Auto Focus Yes Rear Camera Zoom Digital Zoom up to 8x Front Camera - Resolution 20.0 MP Front Camera - F Number F2.2 Front Camera - Auto Focus No Front Camera - OIS No Main Camera - Flash Yes Front Camera - Flash No Resolusi Rekaman Video FHD (1920 x 1080) @30fps Memori RAM Size (GB) 6 ROM Size (GB) 128 Available Memory (GB)* 104.6 Dukungan Memori Eksternal MicroSD (Up to 512GB) Jaringan JUMLAH SIM Dual-SIM SIM size Nano-SIM (4FF) SIM Slot Type SIM + SIM 2 + MicroSD Infra 2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD 2G GSM GSM850, GSM900, DCS1800, PCS1900 4G FDD LTE B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B13(700), B17(700), B20(800), B28(700), B66(AWS-3) 4G TDD LTE B38(2600), B40(2300), B41(2500) Konektivitas ANT+ Tidak USB Interface USB Type-C Versi USB USB 2.0 Teknologi Lokasi GPS, Glonass, Beidou, Galileo Earjack 3.5mm Stereo Versi Bluetooth Bluetooth v5.0 NFC Yes PC Sync. Smart Switch (PC version) Sistem Operasi Android Informasi Umum Warna Prism Crush Blue Form Factor Touch Bar Sensors Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Virtual Proximity Sensing Spesifikasi Fisik Dimension (HxWxD, mm) 159.3 x 73.1 x 8.6 Weight (g) 185 Baterai Internet Usage Time(LTE) (Hours) Up to 20 Internet Usage Time(Wi-Fi) (Hours) Up to 20 Battery Capacity (mAh, Typical) 5000 Video Playing Resolution FHD (1920 x 1080) @60fps