Samsung Galaxy S9 vs Samsung Galaxy S7 comparison

Show Only Differences Highlight Differences	Samsung Galaxy S9	Samsung Galaxy S7
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	5.80-inch	5.10-inch
Processor	Samsung Exynos 9810	1.6GHz octa-core
Front Camera	8-megapixel	5-megapixel
Rear Camera	12-megapixel	12-megapixel
RAM	4GB	4GB
Storage	64GB	32GB
Battery Capacity	3000mAh	3000mAh
OS	Android 8.0	Android 6.0
Resolution	1440x2960 pixels	1440x2560 pixels
general
Brand	Samsung	Samsung
Model	Galaxy S9	Galaxy S7
Release date	March 1, 2018	February 1, 2016
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	147.70 x 68.70 x 8.50	142.40 x 69.60 x 7.90
Weight (g)	163.00	152.00
Battery capacity (mAh)	3000	3000
Removable battery	No	No
Fast charging	Quick Charge 2.0	-
Wireless charging	Yes	-
Colours	Lilac Purple, Midnight Black, Coral Blue	-
display
Screen size (inches)	5.80	5.10
Touchscreen	Yes	Yes
Resolution	1440x2960 pixels	1440x2560 pixels
Protection type	Gorilla Glass	-
Aspect ratio	18.5:9	-
Pixels per inch (PPI)	568	577
hardware
Processor	octa-core (4x2.7GHz + 4x1.7GHz)	1.6GHz octa-core
Processor make	Samsung Exynos 9810	-
RAM	4GB	4GB
Internal storage	64GB	32GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	400	200
camera
Rear camera	12-megapixel (1.4-micron)	12-megapixel
Rear autofocus	Phase detection autofocus	-
Rear flash	LED	Yes
Front camera	8-megapixel (f/1.7, 1.22-micron)	5-megapixel
Front autofocus	Yes	-
Front flash	No	-
software
Operating system	Android 8.0	Android 6.0
Skin	Experience 9.0	-
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 4.20
NFC	Yes	Yes
USB OTG	Yes	Yes
USB Type-C	Yes	-
Headphones	3.5mm	3.5mm
FM	No	No
Number of SIMs	2	2
Wi-Fi Direct	Yes	No
Infrared	-	No
Mobile High-Definition Link (MHL)	-	No
sim 1
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sim 2
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
sensors
Face unlock	Yes	-
Fingerprint sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Barometer	Yes	Yes
Temperature sensor	-	No