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Oppo A31 vs Oppo R1x vs Oppo U3 vs Asus ZenFone 5 (A501CG 2A508WWE)

Oppo A31 vs Oppo R1x vs Oppo U3 vs Asus ZenFone 5 (A501CG-2A508WWE) comparison

Show Only Differences Highlight Differences	Oppo A31	Oppo R1x	Oppo U3	Asus ZenFone 5 (A501CG-2A508WWE)
key specs
Display	4.50-inch	5.00-inch	5.90-inch	5.00-inch
Processor	Qualcomm Snapdragon 410	Qualcomm Snapdragon 615	MediaTek MT6752	Intel Atom Z2520
Front Camera	5-megapixel	5-megapixel	5-megapixel	2-megapixel
Rear Camera	8-megapixel	13-megapixel	13-megapixel	8-megapixel
RAM	1GB	2GB	2GB	2GB
Storage	8GB	16GB	16GB	8GB
Battery Capacity	2000mAh	2420mAh	3000mAh	2110mAh
OS	Android 4.4	Android 4.4	Android 4.4.4	Android 4.3
Resolution	480x854 pixels	720x1280 pixels	1080x1920 pixels	720x1280 pixels
general
Brand	Oppo	Oppo	Oppo	Asus
Model	A31	R1x	U3	ZenFone 5 (A501CG-2A508WWE)
Release date	April 1, 2015	April 1, 2015	-	January 1, 2015
Form factor	Touchscreen	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	131.90 x 65.54 x 8.03	-	156.80 x 81.00 x 8.00	148.20 x 72.80 x 10.34
Weight (g)	135.00	-	195.00	145.00
Battery capacity (mAh)	2000	2420	3000	2110
Removable battery	No	No	No	No
Thickness	-	6.8	-	-
Colours	-	Black, White	Black, White	Black, White
display
Screen size (inches)	4.50	5.00	5.90	5.00
Touchscreen	Yes	Yes	Yes	Yes
Resolution	480x854 pixels	720x1280 pixels	1080x1920 pixels	720x1280 pixels
hardware
Processor	1.4GHz quad-core	1.5GHz octa-core	1.7GHz octa-core	1.2GHz dual-core
Processor make	Qualcomm Snapdragon 410	Qualcomm Snapdragon 615	MediaTek MT6752	Intel Atom Z2520
RAM	1GB	2GB	2GB	2GB
Internal storage	8GB	16GB	16GB	8GB
Expandable storage	Yes	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD	microSD
Expandable storage up to (GB)	128	128	128	64
camera
Rear camera	8-megapixel	13-megapixel	13-megapixel	8-megapixel
Rear flash	LED	No	LED	LED
Front camera	5-megapixel	5-megapixel	5-megapixel	2-megapixel
software
Operating system	Android 4.4	Android 4.4	Android 4.4.4	Android 4.3
Skin	ColorOS 2.0.1	ColorOS 2.0.1	ColorOS 2.0.1	-
connectivity
Wi-Fi	Yes	Yes	Yes	Yes
GPS	Yes	Yes	Yes	Yes
Bluetooth	Yes	Yes	Yes, v 4.00	Yes, v 4.00
NFC	No	No	No	No
Infrared	No	No	No	No
USB OTG	No	No	No	No
Headphones	Yes	3.5mm	3.5mm	3.5mm
FM	No	Yes	Yes	Yes
Number of SIMs	2	2	2	2
Wi-Fi Direct	No	No	No	No
Mobile High-Definition Link (MHL)	No	No	No	No
Wi-Fi standards supported	-	802.11 b/g/n	802.11 b/g/n	802.11 b/g/n
sim 1
SIM Type	Micro-SIM	-	Micro-SIM	Micro-SIM
GSM/CDMA	GSM	GSM	GSM	GSM
3G	Yes	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes	No
sim 2
SIM Type	Nano-SIM	-	Nano-SIM	Micro-SIM
GSM/CDMA	GSM	GSM	GSM	GSM
3G	No	Yes	No	No
4G/ LTE	Yes	No	No	No
sensors
Compass/ Magnetometer	No	Yes	Yes	No
Proximity sensor	Yes	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes	Yes
Gyroscope	No	No	No	Yes
Barometer	No	No	No	No
Temperature sensor	No	No	No	No

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