Brand Oppo
Model A31 2020 Standard Edition Dual SIM TD-LTE V1 IN SG 64GB CPH2015 / CPH2073
Brief Low-end 6.5-inch smartphone for Southeast Asia with Mediatek MT6765V/CB.. ››
Released 2020 Feb 14
Announced 2020 Jan 22
Hardware Designer Oppo
Manufacturer BBK Electronics
Codename BBK 2015
General Extras  Haptic touch feedback
Device Category  Smartphone
Width 75.5 mm
Height 163.9 mm
Depth 8.3 mm
Dimensions 2.97×6.45×0.33 inches
Mass 180 g
6.35 ounces
Platform  Android
Operating System Google Android 9.0 (Pie)
Color OS 6.1.2
Software Extras  Voice Command
, Navigation software
, Intelligent personal assistant
, Face Recognition
CPU Clock 2320 MHz
CPU MediaTek Helio P35 MT6765, 2018, 64 bit, octa-core, 12 nm, IMG PowerVR GE8320 GPU
RAM Type  LPDDR3 SDRAM
933 MHz
RAM Capacity (converted) 4.00 GiB RAM
Non-volatile Memory Capacity (converted) 64.0 GB ROM
Display Notch 1-notch
Display Diagonal 165 mm
6.5 inch
Resolution 720×1600
Horizontal Full Bezel Width 7.79 mm
Display Area Utilization 82.3%
Pixel Density 270 PPI
Display Type  Color IPS TFT LCD display
Number of Display Scales 16.8M
Scratch Resistant Screen  Yes
Graphical Controller PowerVR GE8320
GPU Clock 600 MHz
A/V Out  No
Microphone(s)  stereo
Loudpeaker(s):   mono
Audio Output:   3.5mm
Supported Cellular Bands  GSM850
, GSM900
, GSM1800
, GSM1900
, UMTS2100 (B1)
, UMTS850 (B5)
, UMTS900 (B8)
, LTE2100 (B1)
, LTE1800 (B3)
, LTE850 (B5)
, LTE900 (B8)
, TD-LTE2600 (B38)
, TD-LTE2300 (B40)
, TD-LTE2500 (B41) bands
Supported Cellular Data Links  GPRS
, EDGE
, UMTS
, HSUPA
, HSDPA
, HSPA+ 21.1
, LTE
, LTE 100/50
, LTE 150/50 data links
SIM Card Slot  Nano-SIM (4FF)
Complementary Phone Services  Voice transmission
, Voice speaker
, Vibrate
, Speakerphone
, ANC
, HD Voice
, VoLTE
Dual Cellular Network Operation  Dual standby
Sec. Supported Cellular Networks:   GSM850
, GSM900
, GSM1800
, GSM1900
, UMTS2100 (B1)
, UMTS850 (B5)
, UMTS900 (B8)
, LTE2100 (B1)
, LTE1800 (B3)
, LTE850 (B5)
, LTE900 (B8)
, TD-LTE2600 (B38)
, TD-LTE2300 (B40)
, TD-LTE2500 (B41)
Sec. Supported Cellular Data Links:   GPRS
, EDGE
, UMTS
, HSUPA
, HSUPA 5.8
, HSDPA
, HSPA+ 21.1
, LTE
, LTE 100/50
, LTE 150/50
Sec. SIM Card Slot  Nano-SIM (4FF)
Touchscreen Type  Capacitive multi-touch screen
Expansion Interfaces  TransFlash
, microSD
, microSDHC
, microSDXC
USB  USB 2.0
USB HS (480 Mbps)
USB Services  USB charging
, USB Host
, USB OTG 1.3
, USB PD
USB Connector  USB Micro-AB
Bluetooth  Yes
Wireless LAN  802.11a
, 802.11b
, 802.11g
, 802.11n
, 802.11ac
Wireless Services  Wi-Fi Tethering
, WiDi
FM Radio Receiver  FM radio (76-108 MHz)
Complementary GPS Services  Simultaneous GPS
, A-GPS
, Geotagging
, QuickGPS
Supported GLONASS protocol(s)  Yes
Supported Galileo service(s)  Yes
Supported BeiDou system (BDS)  BeiDou-2 BeiDou receiver
Camera Placement  Rear
Camera Image Sensor  CMOS
Image Sensor Pixel Size 1.25 micrometer
Number of effective pixels 12.6 MP camera
Aperture (W) f/1.80
Zoom 1.0 x optical zoom
Focus  PD AF
Min. Equiv. Focal Length 27 mm
Flash  single LED
Camera Extra Functions  HDR photo
, HDR video
, Slow motion video
, Burst mode
, Touch focus
, Macro mode
, Panorama Photo
, Face detection
, Face tagging
, Smile detection
, Face retouch
, Intelligent scene detection
Aux. Camera Image Sensor  CMOS
Aux. Cam. Image Sensor Pixel Size 1.75 micrometer
Auxiliary Camera Resolution 1.9 MP aux. cam
Aux. Camera Aperture (W) f/2.40
Aux. Camera Extra Functions  Burst mode
, Macro mode
Aux. 2 Camera Image Sensor  CMOS
Auxiliary 2 Camera Resolution 1.9 MP aux. 2 cam
Aux. 2 Camera Aperture (W) f/2.40
Aux. 3 Camera Image Sensor  No
Aux.4 Camera Image Sensor  No
Secondary Camera Placement  Front
Secondary Camera Sensor  CMOS
Secondary Number of pixels 8.0 MP 2nd cam
Secondary Aperture (W) f/2.00
Secondary Video Recording 1920×1080 pixel
30 fps
Secondary Camera Extra Functions  HDR photo
, Panorama Photo
, Face detection
, Smile detection
, Face retouch
, Intelligent scene detection
Sec. Aux. Cam. Image Sensor  No
Built-in compass  Yes
Built-in accelerometer  Yes
Additional sensors  FP sensor
, L sensor
, P sensor
, Step counter
Protection from solid materials  Yes
Protection from liquids  Yes
Battery  Li-ion
built-in
1-cell
Nominal Battery Capacity 4230 mAh battery
Talk Time 33.0 hours
Market Countries  India
, Singapore
Market Regions  Asia
, Southeast Asia
Mobile Operator SingTel Optus Pty Limited
Price 12990
INR
Data Integrity  Final