Itel S21 vs Oppo Joy 3 comparison

Show Only Differences Highlight Differences	Itel S21	Oppo Joy 3
key specs
Display	5.00-inch	4.50-inch
Processor	1.1GHz quad-core	MediaTek MT6582
Front Camera	5-megapixel	2-megapixel
Rear Camera	8-megapixel	5-megapixel
RAM	1GB	1GB
Storage	16GB	4GB
Battery Capacity	2700mAh	2000mAh
OS	Android 7.0	Android 4.4
Resolution	480x854 pixels	480x854 pixels
general
Brand	Itel	Oppo
Model	S21	Joy 3
Release date	November 1, 2017	June 1, 2015
Form factor	Touchscreen	Touchscreen
Battery capacity (mAh)	2700	2000
Removable battery	Yes	Yes
Colours	Moonlight Silver, Champagne Gold, Elegant Black	White
Dimensions (mm)	-	132.80 x 66.60 x 8.90
Weight (g)	-	135.00
display
Screen size (inches)	5.00	4.50
Touchscreen	Yes	Yes
Resolution	480x854 pixels	480x854 pixels
hardware
Processor	1.1GHz quad-core	1.3GHz quad-core
RAM	1GB	1GB
Internal storage	16GB	4GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	32	32
Processor make	-	MediaTek MT6582
camera
Rear camera	8-megapixel	5-megapixel
Rear flash	Yes	Dual LED
Front camera	5-megapixel	2-megapixel
software
Operating system	Android 7.0	Android 4.4
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 4.00
NFC	No	No
Infrared	No	No
USB OTG	Yes	Yes
Headphones	3.5mm	3.5mm
FM	Yes	Yes
Number of SIMs	2	2
Wi-Fi Direct	No	No
Mobile High-Definition Link (MHL)	No	No
Wi-Fi standards supported	-	802.11 b/g/n
sim 1
SIM Type	Nano-SIM	Micro-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	No
sim 2
SIM Type	Nano-SIM	Micro-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	No
sensors
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	No	No
Ambient light sensor	Yes	Yes
Gyroscope	No	No
Barometer	No	No
Temperature sensor	No	No

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