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Model Name

Oppo A39

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Oppo A83

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Oppo A39 Oppo A83

Launch

Announced 2017, March 2018, January
Status Available. Released 2017, March Available. Released 2018, January

Network

Technology GSM / HSPA / LTE GSM / CDMA / HSPA / LTE
2G GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100 - India, Thailand, Pakistan
4G LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500) - Pakistan
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE
GPRS Yes Yes
Edge Yes Yes

Body

Dimensions 149.1 x 72.9 x 7.7 mm (5.87 x 2.87 x 0.30 in) 150.5 x 73.1 x 7.7 mm (5.93 x 2.88 x 0.30 in)
Weight 147 g (5.19 oz) 143 g (5.04 oz)
SIM Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Build Aluminum body, plastic ends Front glass, aluminum body

Display

Type IPS LCD capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors
Size 5.2 inches, 74.5 cm2 (~68.6% screen-to-body ratio) 5.7 inches, 83.8 cm2 (~76.2% screen-to-body ratio)
Resolution 720 x 1280 pixels, 16:9 ratio (~282 ppi density) 720 x 1440 pixels, 18:9 ratio (~282 ppi density)
Multitouch Yes Yes

Platform

OS Android 5.1 (Lollipop) Android 7.1 (Nougat)
Chipset Mediatek MT6750 Mediatek MT6763T Helio P23
CPU Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) Octa-core 2.5 GHz Cortex-A53
GPU Mali-T860MP2 Mali-G71 MP2

Memory

Card Slot microSD, up to 256 GB (dedicated slot) microSD, up to 256 GB (dedicated slot)
Internal 32 GB, 3 GB RAM 64/32 GB, 4 GB RAM or 32 GB, 3 GB RAM or 16 GB, 2 GB RAM

Camera

Primary 13 MP, f/2.2, 1/3", AF 13 MP, AF, f/2.2
Features LED flash, panorama, HDR LED flash, HDR, panorama
Video [email protected] [email protected]
Secondary 5 MP, f/2.4, 1/4", 1.4┬Ám 8 MP, f/2.2

Sound

Alert types Vibration; MP3, WAV ringtones Vibration; MP3, WAV ringtones
Loudspeaker Yes Yes
3.5mm Jack Yes Yes

Comms

WLAN Wi-Fi 802.11 a/b/g/n, dual-band, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot
Bluetooth 4.0, A2DP 4.2, A2DP, LE
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS
Radio FM radio No
USB microUSB 2.0, USB On-The-Go microUSB 2.0, USB On-The-Go

Features

Sensors Accelerometer, proximity, compass Accelerometer, proximity, compass
Messaging SMS(threaded view), MMS, Email, Push Email, IM SMS(threaded view), MMS, Email, Push Email, IM
Browser HTML5 HTML5

Battery

Battery Non-removable Li-Ion 2900 mAh battery Non-removable Li-Ion 3180 mAh battery

Misc

Colors Gold, Rose Gold Gold, Black, Red, Blue