Samsung Galaxy Note8 vs Samsung Galaxy A71 vs Samsung Galaxy A51 5G UW

General Info

Manufacturer
Samsung	Samsung	Samsung
Announced
August 2017	December 2019	August 2020
Status
Coming Soon - September 2017	Available. Released 2020, January	Available - August 2020
Price
-	Rs. 29,999 ($0.00) [Similarly Priced]	-
Colors
Black, Blue Coral, Gold	Prism Crush White, Black, Pink, Blue	Prism Bricks Blue
Form Factor
Candybar	Candybar	Candybar
Dimension
162.5 x 74.8 x 8.6 mm (6.4 x 2.94 x 0.34 in)	163.6 x 76.0 x 7.7 mm (6.44 x 2.99 x 0.3 in)	158.8 x 73.4 x 8.6 mm (6.25 x 2.89 x 0.34 in)
Weight
195 g (6.88 oz)	179 g (6.31 oz)	188.8 g (6.63.0.28 oz)
SIM Type
Single/Dual SIM	Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)	Pre-installed Nano-SIM
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)	GSM 850 / 900 / 1800 / 1900
3G Network
HSDPA	HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network
LTE	LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)	2, 4, 5, 13, 66
5G Network
-	-	260, 261 mmWave
SAR EU
- W/kg (head) - W/kg (body)	- W/kg (head) - W/kg (body)	0.59 W/kg (head) 1.32 W/kg (body)
Messaging
SMS, MMS, EMail, IM
Build Features
- IP68 Certified Dust and Water Resistant - Samsung Pay	- Fingerprint Sensor(In-display)	- Fingerprint Sensor (under display, optical)
Notification LED
Yes	-	-

OS
Android OS, v7.1 (Nougat)	Android 10.0	Android 10
User Interface
-	One UI 2.0	One UI 2.0
Processor
Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) / Octa-core (4x2.3 GHz & 4x1.7 GHz), Qualcomm MSM8998 Snapdragon 835/ Exynos 8895 Octa	Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver), Qualcomm SDM730 Snapdragon 730 (8 nm)	Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver), Qualcomm SDM765 Snapdragon 765G (7 nm)
GPU
Adreno 540 / Mali-G71 MP20	Adreno 618	Adreno 620
RAM
6 GB	8 GB	6 GB
Internal Memory
64/128/256 GB	128 GB	128 GB
External Memory
microSD, up to 256 GB (dedicated slot)	microSD, up to 512 GB (dedicated slot)	microSDXC (uses shared SIM slot)

Type
Super AMOLED capacitive touchscreen, Gorilla Glass 5	Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen	Super AMOLED Capacitive Touchscreen Corning Gorilla Glass 3
Colors
16M colors	16M colors	16M colors
Size
6.3 inches	6.7 inches	6.5 inches
Resolution
1440 x 2960 pixels (522 ppi)	1080 x 2400 pixels (393 ppi)	1080 x 2400 pixels (405 ppi)
Screen-to-Body Ratio
83.03%	87.08%	87.47%
Multi-Touch

Rear Camera
Dual 12 MP	64 MP + 12 MP + 5 MP + 5 MP	48 MP + 12 MP + 5 MP + 5 MP
Flash
LED Flash	LED Flash	LED flash
Features
Phase Detection Autofocus, OIS, f/1.7 and f/2.4, 2X Optical Zoom, Geo-tagging, Simultaneous 4K Video And Image Recording, Touch Focus, Face/smile Detection, Auto HDR, Panorama	64 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF 12 MP, f/2.2, 13mm (ultrawide) 5 MP, f/2.2, depth sensor 5 MP, f/2.4, macro camera Panorama, HDR	48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.2, (depth) panorama, HDR
Video
2160p@60fps, 1080p@120fps, HDR, dual-video rec.	2160p@30fps, 1080p@30/60/240fps, 1080p@960fps; gyro-EIS	4K@30fps, 1080p@30/120fps; gyro-EIS
Front Camera
8 MP, f/1.7, AF	32 MP, f/2.0, 25mm (wide) HDR 1080p@30fps	32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm HDR 1080p@30fps

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSPA, LTE, VoLTE	HSPA, LTE-A	HSPA 42.2/5.76 Mbps, LTE-A, 5G
Bluetooth
v4.2, A2DP, LE, aptX	5.0, A2DP, LE	5.0, A2DP, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB
v3.1, Type-C 1.0 reversible connector	2.0, Type-C 1.0 reversible connector, USB On-The-Go	2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS
Yes, with A-GPS, GLONASS, BDS	Yes, with A-GPS, GLONASS, GALILEO, BDS	Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser
HTML5	Yes	Yes

Internal
64/128/256 GB, 6 GB RAM	128 GB, 8 GB RAM	128 GB, 6 GB RAM
Expandable Storage
microSD, up to 256 GB (dedicated slot)	microSD, up to 512 GB (dedicated slot)	microSDXC (uses shared SIM slot)
USB OTG
Supported	Supported	Supported

Fingerprint

Proximity Sensor

Accelerometer Sensor

Magnetic-field Sensor (Compass)

Gyroscope Sensor

Barometer Sensor

Heart-rate Sensor

NFC

Type
Non-removable Li-Ion battery	Non-removable Li-Po Battery Fast battery charging 25W	Non-removable Li-Po Battery Fast battery charging 15W
Capacity
3300 mAh	4000 mAh	4500 mAh
Stand by
-	-	-
Talk Time
-	-	-