oppo a31 vs samsung galaxy m12 in Pakistan

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Date Feb 2020 Apr 2021
Price Price In Rs Rs 29999 Rs 29999
Build OS Android 9.0 (Pie)   Android 11 OS  
UI ColorOS 6.1   One UI 3.1  
Dimensions 163.9 x 75.5 x 8.3 mm   164 x 75.9 x 9.7 mm  
Weight 180 g   212 g  
SIM Dual Sim, Dual Standby (Nano-SIM)   Dual Sim, Dual Standby (Nano-SIM)  
Colors Fantasy White, Mystery Black   Black, Blue, Green  
Frequency 2G Band SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900   SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  
3G Band HSDPA 850 / 900 / 1900 / 2100   HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100  
4G Band LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)   LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)  
5G Band
Processor CPU Octa-core (4 x 2.3 GHz Cortex-A53 + 4 x 1.8 GHz Cortex-A53)   Octa-core (4 x 2.0 GHz Cortex-A55 + 4 x 2.0 GHz Cortex-A55)  
Chipset Mediatek MT6765V/CB Helio P35 (12nm)   Exynos 850 (8nm)  
GPU PowerVR GE8320   Mali-G52  
Display Technology IPS LCD Capacitive Touchscreen, 16M Colors, Multitouch   PLS IPS Capacitive Touchscreen, 16M Colors, Multitouch  
Size 6.5 Inches   6.5 Inches  
Resolution 720 x 1600 720 x 1600
Protection Corning Gorilla Glass 5  
Extra Features 480 nits typ. brightness  
Memory Built-in 128GB Built-in, 4GB RAM, eMMC 5.1   64GB Built-in, 4GB RAM  
Card microSDXC (dedicated slot)   microSDXC (dedicated slot)  
Camera Main Triple Camera: 12 MP, f/1.8, (wide), PDAF + 2 MP, f/2.4, 27mm (macro), 1/5.0" + 2 MP, f/2.4, (depth), LED Flash   Quad Camera: 48 MP, f/2.0, (wide), PDAF + 5 MP, f/2.2, (ultrawide), 1/5.0" + 2 MP, f/2.4, (macro) + 2 MP, f/2.4, (depth), LED Flash  
Features Phase detection, Geo-tagging, touch focus, face detection, HDR, panorama, Video (1080p@30fps) Geo-tagging, touch focus, face detection, panorama, HDR, Video (1080p@30fps)
Front Phase detection, Geo-tagging, touch focus, face detection, HDR, panorama, Video (1080p@30fps) 8 MP, f/2.0, (wide), HDR, Video (1080p@30fps)
Connectivity WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot   Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot  
Bluetooth v5.0 with A2DP, LE   v5.0 with A2DP, LE  
GPS Yes + A-GPS support, BDS   Yes + A-GPS support & Glonass, BDS, GALILEO  
Radio FM Radio   FM Radio (Unspecified)  
USB microUSB 2.0, USB On-The-Go   USB Type-C 2.0  
NFC No   Yes  
Data GPRS, Edge, 3G (HSPA 42.2/5.76 Mbp), 4G LTE-A   GPRS, EDGE, 3G (HSPA 42.2/5.76 Mbps), 4G LTE-A  
Features Sensors Accelerometer, Compass, Fingerprint (rear mounted), Gyro, Proximity   Accelerometer, Fingerprint (side mounted), Proximity  
Audio 3.5mm Audio Jack, MP4/H.264/FLAC player, MP3/eAAC+/WAV player, Speaker Phone   3.5mm Audio Jack, MP3/WAV/WMA/eAAC+/FLAC player, MP4/WMV/H.265 player, Speaker Phone  
Browser HTML5   HTML5  
Messaging SMS(threaded view), MMS, Email, Push Mail, IM   SMS(threaded view), MMS, Email, Push Mail, IM  
Games Built-in + Downloadable   Built-in + Downloadable  
Torch Yes   Yes  
Extra Active noise cancellation with dedicated mic, Document editor, Photo/video editor   Glass front + Plastic back, Plastic frame, Active noise cancellation with dedicated mic, Photo/video editor, Document viewer  
Battery Capacity (Li-Po Non removable), 4230 mAh   (Li-Po Non removable), 5000 mAh