OnePlus 2 vs Xiaomi Mi 4i vs Samsung Galaxy A7 comparison

Show Only Differences Highlight Differences	OnePlus 2	Xiaomi Mi 4i	Samsung Galaxy A7
ratings
Overall NDTV Rating	Read Review	Read Review	-
Design Rating			-
Display Rating			-
Software Rating			-
Performance Rating			-
Battery Life Rating			-
Camera Rating			-
Value for Money Rating			-
key specs
Display	5.50-inch	5.00-inch	5.50-inch
Processor	Qualcomm Snapdragon 810	Qualcomm Snapdragon 615	Qualcomm Snapdragon 615
Front Camera	5-megapixel	5-megapixel	5-megapixel
Rear Camera	13-megapixel	13-megapixel	13-megapixel
RAM	4GB	2GB	2GB
Storage	64GB	16GB	16GB
Battery Capacity	3300mAh	3120mAh	2600mAh
OS	OxygenOS 2.0	Android 5.0.2	Android 4.4
Resolution	1080x1920 pixels	1080x1920 pixels	1080x1920 pixels
general
Brand	OnePlus	Xiaomi	Samsung
Model	2	Mi 4i	Galaxy A7
Release date	July 1, 2015	April 1, 2015	January 1, 2015
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	151.80 x 74.90 x 9.85	138.10 x 69.60 x 7.80	151.00 x 76.20 x 6.30
Weight (g)	175.00	130.00	141.00
Battery capacity (mAh)	3300	3120	2600
Removable battery	No	No	No
Colours	Sandstone Black	Black, White, Orange, Light Blue, and Pink	Black, Gold, White
display
Screen size (inches)	5.50	5.00	5.50
Touchscreen	Yes	Yes	Yes
Resolution	1080x1920 pixels	1080x1920 pixels	1080x1920 pixels
Pixels per inch (PPI)	-	441	-
hardware
Processor	1.8GHz octa-core	1.7GHz octa-core	1GHz octa-core
Processor make	Qualcomm Snapdragon 810	Qualcomm Snapdragon 615	Qualcomm Snapdragon 615
RAM	4GB	2GB	2GB
Internal storage	64GB	16GB	16GB
Expandable storage	No	No	Yes
Expandable storage type	-	-	microSD
Expandable storage up to (GB)	-	-	64
camera
Rear camera	13-megapixel	13-megapixel	13-megapixel
Rear flash	Dual LED	Dual LED	LED
Front camera	5-megapixel	5-megapixel	5-megapixel
software
Operating system	OxygenOS 2.0	Android 5.0.2	Android 4.4
Skin	-	MIUI 6	TouchWiz UI
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 b/g/n/ac	802.11 a/b/g/n
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.10	Yes, v 4.10	Yes, v 4.00
NFC	No	No	Yes
Infrared	No	No	No
USB OTG	Yes	Yes	No
Headphones	3.5mm	3.5mm	3.5mm
FM	No	Yes	Yes
Number of SIMs	2	2	1
Wi-Fi Direct	No	Yes	No
Mobile High-Definition Link (MHL)	No	No	No
sim 1
SIM Type	Nano-SIM	Micro-SIM	Nano-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sim 2
SIM Type	Nano-SIM	Micro-SIM	-
GSM/CDMA	GSM	GSM	-
3G	Yes	Yes	-
4G/ LTE	Yes	Yes	-
sensors
Compass/ Magnetometer	Yes	Yes	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Gyroscope	Yes	Yes	No
Barometer	No	No	No
Temperature sensor	No	No	No

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