Oppo A57
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1900, 2100 & TD-SCDMA
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
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HSPA speedHSPA
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LTE speedLTE
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2016-11
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Status2016-12
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Design
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SIMDual SIM (Nano-SIM, dual stand-by)
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Height149.1 mm
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Width72.9 mm
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Thickness7.7 mm
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Weight147 g
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ColorsGold, Rose Gold
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Display
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Display typeIPS LCD capacitive touchscreen
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Physical size5.2 inches
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Resolution720 x 1280 pixels
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Pixel density282 ppi
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Display colors16777216
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MultitouchYes
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Hardware
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CPUOcta-core 1.4 GHz ARM Cortex-A53
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ChipsetQualcomm MSM8940 Snapdragon 435
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GPUAdreno 505
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Memory RAM3 GB
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Internal storage32 GB
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Memory cardmicroSD(uses second SIM slot)
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Memory card max256 GB
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OS
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OSAndroid OS, v6.0 (Marshmallow)
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Main camera
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Main camera13 MP, f/2.2
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Primary camera video1080p@30fps
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Primary camera Autofocusphase detection autofocus
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Primary camera flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera16 MP, f/2.0, 1.12 µm
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Selfie camera video1080p
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Sound
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3.5mm jackYes
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LoudspeakerYes
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NotificationsVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes
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USBmicroUSB 2.0
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USB hostYes
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Bluetoothv4.1
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Bluetooth A2DPYes
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GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)
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Messaging MMSMMS
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Messaging EmailEmail
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Messaging Push EmailPush Email
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JavaNo
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SensorsFingerprint (front-mounted), accelerometer, compass, proximity
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Browser
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HTMLHTML5
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Battery
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Battery typeLi-Ion
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Battery capacity2900 mAh
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Battery removableNon-removable