Oppo A9 2020 Vs Samsung Galaxy A31 Specs Comparison


Oppo A9 2020 offers a 6.5" IPS display, Snapdragon 665 SoC, 4 GB or 8 GB RAM, 128 GB storage, 16 MP front camera, quad rear camera with 48 MP main sensor + 8 MP ultra-wide lens + 2 MP depth-sensing lens + 2 MP macro lens, 5000 mAh battery, and 238 dollars price on launch.

While Samsung Galaxy A31 is powered by Helio P65 chipset, 4 GB or 6 GB RAM, 64 GB or 128 GB storage, 6.4" Super AMOLED screen, 5000 mAh battery with 15W fast charging, quad rear camera with 48 MP main sensor + 8 MP ultra-wide lens + 5 MP depth-sensor + 5 MP macro lens, and 20 MP front camera.



Here’s an in-depth specifications comparison between Oppo A9 2020 Vs Samsung Galaxy A31.

Jump to:
  1. System  on  Chip (SOC)
  2. RAM
  3. Storage
  4. Display
  5. Rear Camera 
  6. Front Camera
  7. Battery
  8. Price
  9. Network



Samsung Galaxy A31
Oppo A9 2020
Brand and Model   
Brand and Model
Brand 
Brand 
Samsung
  Oppo
Model
Model
Galaxy A31
A9 2020
Galaxy A31 Operating System 
Oppo A9 2020 Operating System (OS)
Android 10
ColorOS 6.0.1 (Android 9.0 Pie)
User Interface (UI)
User Interface (UI)
One UI 2.0




Galaxy A31 System on  Chip (SOC) Oppo A9 2020 System on  Chip (SOC)    
SOC SOC 
MediaTek Helio P65 Qualcomm Snapdragon 665
Process Technology  Process Technology 
12 nm  11 nm 
CPU CPU
2x 2.0 GHz Cortex-A75 4x 2.2 GHz Kryo 260
6x 1.7 GHz Cortex-A55 4x 1.8 GHz Kryo 260
CPU Bits  CPU Bits 
64 bit  64 bits 
Instruction Set   Instruction Set  
ARMv8-A  ARMv8
CPU Frequency  CPU Frequency 
2000 MHz  2000 MHz  
CPU Cores  CPU Cores 
8   8
GPU GPU
Qualcomm Adreno 610



Galaxy A31 RAM Capacity Oppo A9 2020 RAM Capacity 
4 GB   4 GB
6 GB   8 GB  
RAM Type   RAM Type  
LPDDR4X  LPDDR4X
RAM Channels   RAM Channels  
Double channel  Double Channel
RAM Frequency   RAM Frequency  
 1866 MHz
Other Features  Other Features
 Game Boost 2.0



Galaxy A31 Storage Oppo A9 2020 Storage
64 GB
128 GB   128 GB
eMMC 5.1 UFS 2.1
Galaxy A31 Memory Cards Oppo A9 2020 Memory Cards
microSD   microSD
microSDHC  microSDHC
microSDXC  microSDXC



Galaxy A31 Display Oppo A9 2020 Display    
Type / Technology  Type / Technology 
Super AMOLED IPS
Diagonal Size  Diagonal Size 
6.4 in   6.5 in 
162.56 mm   165.1 mm 
16.26 cm   16.51 cm 
Width  Width 
2.63 in   2.67 in 
66.71 mm   67.75 mm 
6.67 cm   6.78 cm 
Height  Height 
5.84 in   5.93 in 
148.24 mm   150.56 mm 
14.82 cm   15.06 cm 
Aspect Ratio  Aspect Ratio 
2.222:1  2.222:1
Resolution  Resolution 
1080 x 2400 pixels  720 x 1600  pixels 
Pixel Density  Pixel Density 
411 ppi   270 ppi 
161 ppcm   106 ppcm 
Color Depth  Color Depth 
24 bit   24 bits  
16777216 colors   16777216 colors 
Display Area  Display Area 
85.20%   82.74 % 
Other Features  Other Features 
Capacitive  Capacitive 
Multi-touch  Multi-touch 
Scratch resistant
Infinity-O Display
2.5D curved glass screen 2.5D curved glass screen
in-cell
1500:1 contrast ratio 
 480 cd/m square brightness
Galaxy A31 Sensors Oppo A9 2020 Sensors
Proximity  Proximity
Light  Light
Accelerometer  Accelerometer
Compass  Compass
Gyroscope Gyroscope
Fingerprint   Fingerprint
Hall  Geomagnetic
In-display fingerprint sensor



Galaxy A31 Rear Camera Oppo A9 2020 Rear Camera 
Sensor type  Sensor type 
CMOS
Pixel size Pixel size
0.8 µm (micrometers)
0.000800 mm
Aperture Aperture
f/2  f/1.8
Flash Type Flash Type
LED Dual LED
 Image Resolution   Image Resolution 
8000 x 6000 pixels  8000 x 6000  pixels 
48 MP  48 MP 
Video resolution Video resolution
1920 x 1080 pixels  3840 x 2160 pixels
2.07 MP  8.29 MP
Video FPS Video FPS
30 fps  30 fps
Features  Features 
Autofocus Autofocus 
Continuous shooting
Digital zoom Digital zoom
 Digital image stabilization
Geotagging Geotagging 
Panorama Panorama 
HDR HDR 
Touch focus Touch focus 
Face detection Face detection
White balance settings White balance setting 
ISO settings ISO setting 
Exposure compensation Exposure compensation 
Self-timer Self-timer 
Scene mode Scene mode 
 Night Mode
 Sensor size- 1/2.25"
Pixel size- 1.6 um (4-in-1 pixel binning)
Phase detection
Ultra Night Light Mode 2.0
Secondary rear camera - 8 MP (ultra-wide) Secondary rear camera- 8 MP (ultra-wide)
Aperture size - f/2.2 (#2)  Sensor size- 1/4” (#2)
 Pixel size- 1.12 um (#2)
 5-element lens (#2)
 Aperture size- f/2.2 (#2)
Angle of view- 119 degree (#2) 
Third rear camera - 5 MP (depth-sensing) Third rear camera- 2 MP depth-sensing)
Aperture size - f/2.4 (#3) Aperture size- f/2.4 (#3)
 Sensor size- 1/5” (#3)
 Pixel size- 1.75 um (#3)
Fourth rear camera - 5 MP (macro) Fourth rear camera- 2 MP (macro)
 Sensor size- 1/5” (#4)
 Pixel size- 1.75 um (#4)
Aperture size - f/2.4 (#4)  Aperture- f/2.4 (#4)



Galaxy A31 Front Camera Oppo A9 2020 Front Camera    
Sensor Model  Sensor Model
Samsung S5K3P8 
Sensor Type Sensor Type
ISOCELL
Aperture Aperture
f/2.2  f/2
Image Resolution  Image Resolution 
 4640 x 3488 pixels 
20 MP   16.18 MP 
Video Resolution Video Resolution
1920 x 1080 pixels  1920 x 1080 pixels
2.07 MP  2.07 MP
Video FPS Video FPS
30 fps  30 fps
Features  Features 
Face unlock
 Sensor size- 1/3.1”
 Pixel size- 1.0 um
Galaxy A31 Audio Oppo A9 2020 Audio
Speaker Speaker
Loudspeaker Loudspeaker 
Earpiece Earpiece
Stereo speakers
Dolby Atmos
Galaxy A31 Radio Oppo A9 2020 Radio
Yes   Yes
Galaxy A31 Tracking /  Positioning  Oppo A9 2020 Tracking /  Positioning
GPS  GPS 
A-GPS  A-GPS 
GLONASS GLONASS
BeiDou BeiDou
Galileo
Galaxy A31 Wi-Fi Oppo A9 2020 Wi-Fi    
802.11a (IEEE 802.11a-1999)  802.11a (IEEE 802.11a-1999)
802.11b (IEEE 802.11b-1999)  802.11b (IEEE 802.11b-1999)
802.11g (IEEE 802.11g-2003) 802.11g (IEEE 802.11g-2003)
802.11n (IEEE 802.11n-2009) 802.11n (IEEE 802.11n-2009) 
802.11n 5GHz  802.11n 5GHz
802.11ac (IEEE 802.11ac)  802.11 ac (IEEE 802.11ac)
Dual band Dual band
Wi-Fi Hotspot  Wi-Fi Hotspot 
Wi-Fi Direct  Wi-Fi Direct
 Wi-Fi Display
Galaxy A31 Bluetooth Oppo A9 2020 Bluetooth
Version  Version 
5  5.0
Features  Features 
A2DP (Advanced Audio Distribution Profile) A2DP 
AVRCP (Audio/Visual Remote Control Profile)
DIP (Device ID Profile)
HFP (Hands-Free Profile)
HID (Human Interface Profile)
HSP (Headset Profile)
MAP (Message Access Profile)
OPP (Object Push Profile)  LE
PAN (Personal Area Networking Profile)
PBAP/PAB (Phone Book Access Profile)
HOGP



Galaxy A31 USB Oppo A9 2020 USB
Connector Type   Connector Type  
USB Type-C Micro USB
Version Version 
2   2.0
Features  Features 
Charging Charging 
Mass storage Mass Storage 
On-The-Go On-The-Go
Galaxy A31 Headphone Jack Oppo A9 2020 Headphone Jack
Yes  Yes
Galaxy A31 Connectivity Oppo A9 2020 Connectivity
Computer sync  Computer sync 
OTA sync  OTA sync 
Tethering  Tethering
NFC
VoLTE  VoLTE
Galaxy A31 Browser Oppo A9 2020 Browser
HTML HTML 
HTML5 HTML5 
CSS 3 CSS 3 
Galaxy A31 Audio File Formats /  Codecs Oppo A9 2020 Audio File Formats /  Codecs    
AAC (Advanced Audio Coding) AAC 
AMR / AMR-NB / GSM-AMR (Adaptive Multi-Rate, .amr, .3ga) AAC+ / aaPlus / HE-AAC v1
AMR-WB (Adaptive Multi-Rate Wideband, .awb) AMR / AMR-NB / GSM-AMR 
 AMR-WB
eAAC+ / aacPlus v2 / HE-AAC v2 eAAC+ / aacPlus v2 / HE-AAC v2
FLAC (Free Lossless Audio Codec, .flac) FLAC 
M4A (MPEG-4 Audio, .m4a)
MIDI MIDI 
MP3 (MPEG-2 Audio Layer II, .mp3) MP3 
OGG (.ogg, .ogv, .oga, .ogx, .spx, .opus) OGG 
WMA (Windows Media Audio, .wma) WMA 
WAV (Waveform Audio File Format, .wav, .wave) WAV 
LDAC
Galaxy A31 Video File Formats /  Codecs Oppo A9 2020 Video File Formats /  Codecs    
3GPP (3rd Generation Partnership Project, .3gp) 3GPP 
3GPP2 (3rd Generation Partnership Project 2, .3g2)
AVI (Audio Video Interleaved, .avi) AVI 
DivX
Flash Video (.flv, .f4v, .f4p, .f4a, .f4b)
H.263  H.263
H.264 / MPEG-4 Part 10 / AVC video  H.264 / MPEG-4 Part 10 / AVC video
H.265 / MPEG-H Part 2 / HEVC  H.265 / MPEG-H Part 2 / HEVC
MKV (Matroska Multimedia Container, .mkv .mk3d .mka .mks) MKV
MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v) MP4
VC-1  VC-1
VP8
VP9
WebM
WMV (Windows Media Video, .wmv)
WMV7 (Windows Media Video 7, .wmv)
WMV8 (Windows Media Video 8, .wmv)
Xvid Xvid



Galaxy A31 Battery Oppo A9 2020 Battery
Capacity Capacity
5000 mAh 5000 mAh
Type  Type 
Li-Ion  Li-Polymer
Features  Features 
Fast charging Fast charging
Non-removable Non-removable
 Wireless charging
 HD video playback- up to 11hrs
 Charger Output Power  Charger Output Power
5 V / 2 A
9 V / 1.67 A
Galaxy A31 Launch Oppo A9 2020 Launch
Announced  Announced 
 2020, 24th March  2019, Sept.
Status Status 
Exp. Release April 2020  Release Sept. 2019



Galaxy A31 Price Oppo A9 2020 Price
-  4 GB + 128 GB = 238 $
 8 GB + 128 GB = 280 $
Galaxy A31 Design Oppo A9 2020 Design    
Colors  Colors 
Prism Crush Black Space Purple
Prism Crush Blue Marine Green
Prism Crush Red
Prism Crush White
Width  Width 
73.1 mm   75.6 mm 
7.31 cm   7.56 cm 
0.24 ft   0.25 ft 
2.88 in   2.98 in 
Height  Height 
159.3 mm  163.6 mm 
15.93 cm  16.36 cm 
0.52 ft   0.54 ft 
6.27 in   6.44 in 
Thickness  Thickness 
8.6 mm   9.1 mm 
0.86 cm   0.91 cm 
0.03 ft   0.03 ft 
0.34 in   0.36 in 
Weight  Weight 
185 g   195 g
0.41 lbs    0.43 lbs
6.53 oz   6.88 oz
Volume  Volume 
100.15 cm³  112.55 cm3
6.08 in³  6.84 in3
Body Materials Body Materials
Plastic Plastic
Galaxy A31 SIM Card Oppo A9 2020 SIM Card
SIM Card Type   SIM Card Type  
Nano-SIM (4FF - fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm) Nano-SIM (4FF-fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm) 
Number of SIM Cards  Number of SIM Cards 
2   2
Features Features
Dual SIM stand-by  Dual SIM stand-by
Galaxy A31 Mobile Network Technology and Bandwidth Oppo A9 2020 Mobile Network Technology and Bandwidth   
UMTS (384 kbit/s )  UMTS (384 kbit/s) 
EDGE  EDGE 
GPRS  GPRS  
HSPA+ (HSUPA 5.76 Mbit/s , HSDPA 42 Mbit/s )  HSPA+ 
LTE Cat 10 (102.0 Mbit/s , 452.2 Mbit/s ) LTE Cat 12 (102.0 Mbit/s, 603.0 Mbit/s)



Galaxy A31 Networks Oppo A9 2020 Networks    
GSM GSM
GSM 850 MHz (B5) GSM 850 MHz (B5)
GSM 900 MHz (B8) GSM 900 MHz (B8)
GSM 1800 MHz (B3) GSM 1800 MHz (B3)
GSM 1900 MHz (B2) GSM 1900 MHz (B2)
UMTS W-CDMA
UMTS 850 MHz (B5) W-CDMA 850 MHz (B5)
UMTS 900 MHz (B8) W-CDMA 900 MHz (B8)
UMTS 1900 MHz (B2)
UMTS 2100 MHz (B1)  W-CDMA 2100 MHz (B1)
LTE LTE
LTE-FDD 850 MHz (B5) LTE-FDD 850 MHz (B5)
LTE-FDD 900 MHz (B8) LTE-FDD 900 MHz (B8)
LTE-FDD 1900 MHz (B25) LTE-FDD 1800 MHz (B3)
LTE-FDD 2100 MHz (B1) LTE-FDD 2100 MHz (B1)
LTE-FDD 2600 MHz (B7)
LTE-TDD 2300 MHz (B40)
LTE-TDD 2500 MHz (B41)
LTE-TDD 2600 MHz (B38)

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