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Samsung Galaxy M20 vs Samsung Galaxy A7 (2018) vs Samsung Galaxy S8 vs Samsung Galaxy S7

Samsung Galaxy M20 vs Samsung Galaxy A7 (2018) vs Samsung Galaxy S8 vs Samsung Galaxy S7 comparison

Show Only Differences Highlight Differences	Samsung Galaxy M20	Samsung Galaxy A7 (2018)	Samsung Galaxy S8	Samsung Galaxy S7
ratings
Overall NDTV Rating	Read Review	Read Review	Read Review	Read Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display	6.30-inch	6.00-inch	5.80-inch	5.10-inch
Processor	Samsung Exynos 7904	2.2GHz octa-core	Samsung Exynos 8895	1.6GHz octa-core
Front Camera	8-megapixel	24-megapixel	8-megapixel	5-megapixel
Rear Camera	13-megapixel + 5-megapixel	24-megapixel + 8-megapixel + 5-megapixel	12-megapixel	12-megapixel
RAM	3GB	4GB	4GB	4GB
Storage	32GB	64GB	64GB	32GB
Battery Capacity	5000mAh	3300mAh	3000mAh	3000mAh
OS	Android 8.1 Oreo	Android 8.0	Android 7.0	Android 6.0
Resolution	1080x2340 pixels	1080x2220 pixels	1440x2960 pixels	1440x2560 pixels
general
Brand	Samsung	Samsung	Samsung	Samsung
Model	Galaxy M20	Galaxy A7 (2018)	Galaxy S8	Galaxy S7
Release date	January 1, 2019	September 1, 2018	March 1, 2017	February 1, 2016
Launched in India	Yes	Yes	Yes	-
Form factor	Touchscreen	-	Touchscreen	Touchscreen
Battery capacity (mAh)	5000	3300	3000	3000
Removable battery	No	No	No	No
Wireless charging	No	No	-	-
Colours	Charcoal Black, Ocean Blue	Black, Blue, Gold, Pink	Midnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold	-
Dimensions (mm)	-	159.80 x 76.80 x 7.50	148.90 x 68.10 x 8.00	142.40 x 69.60 x 7.90
Weight (g)	-	168.00	155.00	152.00
Fast charging	-	-	Quick Charge 2.0	-
display
Screen size (inches)	6.30	6.00	5.80	5.10
Touchscreen	Yes	Yes	Yes	Yes
Resolution	1080x2340 pixels	1080x2220 pixels	1440x2960 pixels	1440x2560 pixels
Aspect ratio	19.5:9	18.5:9	18.5:9	-
Protection type	-	-	Gorilla Glass	-
Pixels per inch (PPI)	-	-	570	577
hardware
Processor	1.6GHz octa-core (2x1.8GHz + 6x1.6GHz)	2.2GHz octa-core	octa-core (4x2.35GHz + 4x1.9GHz)	1.6GHz octa-core
Processor make	Samsung Exynos 7904	-	Samsung Exynos 8895	-
RAM	3GB	4GB	4GB	4GB
Internal storage	32GB	64GB	64GB	32GB
Expandable storage	Yes	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD	microSD
Expandable storage up to (GB)	512	512	256	200
Dedicated microSD slot	Yes	-	-	-
camera
Rear camera	13-megapixel (f/1.9) + 5-megapixel (f/2.2)	24-megapixel (f/1.7) + 8-megapixel (f/2.4) + 5-megapixel (f/2.2)	12-megapixel (f/1.7, 1.4-micron)	12-megapixel
Rear autofocus	Yes	Yes	Phase detection autofocus	-
Rear flash	Yes	Yes	Dual LED	Yes
Front camera	8-megapixel (f/2.0)	24-megapixel (f/2.0)	8-megapixel (f/1.7, 1.22-micron)	5-megapixel
Front flash	No	Yes	-	-
Front autofocus	-	No	Yes	-
software
Operating system	Android 8.1 Oreo	Android 8.0	Android 7.0	Android 6.0
Skin	Samsung Experience 9.5 UX	-	-	-
connectivity
Wi-Fi standards supported	802.11 b/g/n	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac	802.11 a/b/g/n/ac
GPS	Yes	Yes	Yes	Yes
Bluetooth	Yes	Yes, v 5.00	Yes	Yes, v 4.20
USB Type-C	Yes	-	Yes	-
Micro-USB	No	-	-	-
Headphones	3.5mm	-	3.5mm	3.5mm
Number of SIMs	2	2	1	2
Wi-Fi	-	Yes	Yes	Yes
NFC	-	No	Yes	Yes
FM	-	Yes	No	No
Active 4G on both SIM cards	-	Yes	-	-
Infrared	-	-	No	No
USB OTG	-	-	No	Yes
Wi-Fi Direct	-	-	No	No
Mobile High-Definition Link (MHL)	-	-	No	No
sim 1
SIM Type	Nano-SIM	Nano-SIM	-	-
GSM/CDMA	GSM	-	GSM	GSM
3G	Yes	-	Yes	Yes
4G/ LTE	Yes	-	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM	-	-
GSM/CDMA	GSM	-	-	GSM
3G	Yes	-	-	Yes
4G/ LTE	Yes	Yes	-	Yes
sensors
Face unlock	Yes	Yes	-	-
Fingerprint sensor	Yes	Yes	Yes	-
Proximity sensor	Yes	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes	Yes
Compass/ Magnetometer	-	Yes	Yes	Yes
Ambient light sensor	-	Yes	Yes	Yes
Gyroscope	-	Yes	Yes	Yes
Barometer	-	-	Yes	Yes
Temperature sensor	-	-	No	No

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