Oppo Find X3 vs Oppo A31 comparison

Show Only Differences Highlight Differences	Oppo Find X3	Oppo A31
key specs
Display	6.70-inch	4.50-inch
Processor	Qualcomm Snapdragon 870	Qualcomm Snapdragon 410
Front Camera	32-megapixel	5-megapixel
Rear Camera	50-megapixel + 50-megapixel + 13-megapixel + 3-megapixel	8-megapixel
RAM	8GB	1GB
Storage	128GB, 256GB	8GB
Battery Capacity	4500mAh	2000mAh
OS	Android 11	Android 4.4
Resolution	1440x3216 pixels	480x854 pixels
general
Brand	Oppo	Oppo
Model	Find X3	A31
Release date	March 11, 2021	April 1, 2015
Launched in India	No	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	163.60 x 74.00 x 8.26	131.90 x 65.54 x 8.03
Weight (g)	193.00	135.00
Battery capacity (mAh)	4500	2000
Fast charging	Proprietary	-
Colours	Black, Blue, White	-
Removable battery	-	No
display
Screen size (inches)	6.70	4.50
Touchscreen	Yes	Yes
Resolution	1440x3216 pixels	480x854 pixels
Protection type	Gorilla Glass	-
Pixels per inch (PPI)	525	-
hardware
Processor	3.2GHz octa-core	1.4GHz quad-core
Processor make	Qualcomm Snapdragon 870	Qualcomm Snapdragon 410
RAM	8GB	1GB
Internal storage	128GB, 256GB	8GB
Expandable storage	No	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	128
camera
Rear camera	50-megapixel (f/1.8) + 50-megapixel (f/2.2) + 13-megapixel (f/2.4) + 3-megapixel (f/3.0)	8-megapixel
No. of Rear Cameras	4	-
Front camera	32-megapixel (f/2.4)	5-megapixel
Rear flash	-	LED
software
Operating system	Android 11	Android 4.4
Skin	ColorOS 11.2	ColorOS 2.0.1
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 ax	-
GPS	Yes	Yes
Bluetooth	Yes, v 5.20	Yes
NFC	Yes	No
USB Type-C	Yes	-
Number of SIMs	2	2
Infrared	-	No
USB OTG	-	No
Headphones	-	Yes
FM	-	No
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
sim 1
SIM Type	Nano-SIM	Micro-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	-	GSM
3G	-	No
4G/ LTE	-	Yes
sensors
In-Display Fingerprint Sensor	Yes	-
Compass/ Magnetometer	Yes	No
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	No
Temperature sensor	Yes	No
Barometer	-	No

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