Mi A1 vs HTC One A9 vs Samsung Galaxy J7 comparison

Show Only Differences Highlight Differences	Mi A1	HTC One A9	Samsung Galaxy J7
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 625	Qualcomm Snapdragon 617	Samsung Exynos 7 Octa 7580
Front Camera	5-megapixel	4-Ultrapixel	5-megapixel
Rear Camera	12-megapixel	13-megapixel	13-megapixel
RAM	4GB	3GB	1.5GB
Storage	64GB	32GB	16GB
Battery Capacity	3080mAh	2150mAh	3000mAh
OS	Android 7.1.2	Android 6.0	Android 5.1
Resolution	1080x1920 pixels	1080x1920 pixels	720x1280 pixels
general
Brand	Xiaomi	HTC	Samsung
Model	Mi A1	One A9	Galaxy J7
Release date	September 1, 2017	December 1, 2015	June 1, 2015
Launched in India	Yes	-	Yes
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	155.40 x 75.80 x 7.30	145.80 x 70.80 x 7.30	152.40 x 78.60 x 7.50
Weight (g)	165.00	143.00	171.00
Battery capacity (mAh)	3080	2150	3000
Removable battery	No	No	Yes
Colours	Rose Gold, Gold, Black	Carbon Grey, Opal Silver, Topaz Gold, Deep Garnet	Black, White, Gold
SAR value	-	0.80	-
Body type	-	-	Plastic
display
Screen size (inches)	5.50	5.00	5.50
Touchscreen	Yes	Yes	Yes
Resolution	1080x1920 pixels	1080x1920 pixels	720x1280 pixels
Aspect ratio	16:9	-	16:9
Pixels per inch (PPI)	-	441	-
hardware
Processor	2GHz octa-core	1.2GHz octa-core	1.5GHz octa-core
Processor make	Qualcomm Snapdragon 625	Qualcomm Snapdragon 617	Samsung Exynos 7 Octa 7580
RAM	4GB	3GB	1.5GB
Internal storage	64GB	32GB	16GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	128	2000	128
camera
Rear camera	12-megapixel	13-megapixel	13-megapixel (f/1.9)
Rear flash	Dual LED	Dual LED	LED
Front camera	5-megapixel	4-Ultrapixel	5-megapixel (f/2.2)
Rear autofocus	-	-	Yes
Front flash	-	-	LED
software
Operating system	Android 7.1.2	Android 6.0	Android 5.1
Skin	-	Sense 7.0_g	TouchWiz UI
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac	802.11 b/g/n
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 4.10	Yes, v 4.10
NFC	No	Yes	No
Infrared	Yes	No	No
USB OTG	Yes	Yes	Yes
USB Type-C	Yes	-	-
Headphones	3.5mm	3.5mm	3.5mm
FM	No	Yes	Yes
Number of SIMs	2	1	2
Wi-Fi Direct	No	No	Yes
Mobile High-Definition Link (MHL)	No	No	No
Micro-USB	-	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM	Micro-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	-	No
sensors
Fingerprint sensor	Yes	-	-
Compass/ Magnetometer	Yes	Yes	No
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	No
Gyroscope	Yes	Yes	No
Barometer	No	Yes	No
Temperature sensor	No	No	No

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