Samsung Galaxy A8 (2018) vs Samsung Galaxy A51 5G

General Info

Manufacturer
Samsung	Samsung
Announced
December 2017	April 2020
Status
Coming Soon - January 2018	Coming Soon - April 2020
Price
Rs. 37,750 ($589.00) [Similarly Priced]	-
Colors
Black, orchid grey, gold, blue	Prism Cube Black, Prism Cube White, Prism Cube Pink
Form Factor
Candybar	Candybar
Dimension
149.2 x 70.6 x 8.4 mm (5.87 x 2.78 x 0.33 in)	158.9 x 73.6 x 8.7 mm (6.26 x 2.9 x 0.34 in)
Weight
172 g (6.07 oz)	187 g (6.6 oz)
SIM Type
Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
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)
3G Network
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 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), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)
5G Network
-	5G SA/NSA
Messaging
SMS, MMS, EMail, IM
Build Features
- Fingerprint Sensor - Samsung Pay - IP68 certified - dust/water proof over 1.5 meter and 30 minutes	- Fingerprint Sensor (under display, optical)
Notification LED
Yes	-

OS
Android 7.1.1 (Nougat)	Android 10.0
User Interface
-	One UI 2.0
Processor
Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa [Similar]	Octa-core (2x2.2 GHz Cortex-A77 & 6x1.8 GHz Cortex A55), Exynos 980 (8 nm) [Similar]
GPU
Mali-G71 [Similar]	Mali-G76 MP5 [Similar]
RAM
4 GB [Browse Similar]	8 GB [Browse Similar]
Internal Memory
32/64 GB	128 GB
External Memory
microSD, up to 256 GB (dedicated slot)	microSDXC (dedicated slot)

Type
Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass (unspecified Version)	Super AMOLED Capacitive Touchscreen Corning Gorilla Glass 3
Colors
16M colors	16M colors
Size
5.6 inches [Similar]	6.5 inches [Similar]
Resolution
1080 x 2220 (441 ppi)	1080 x 2400 pixels (405 ppi)
Screen-to-Body Ratio
75.51%	87.17%
Multi-Touch

Rear Camera
16 MP [Similar]	48 MP + 12 MP + 5 MP + 5 MP [Similar]
Flash
LED Flash	LED flash
Features
Phase Detection Autofocus, f/1.7, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR	48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 12mm (ultrawide) 5 MP, f/2.4, 25mm (macro), 1/5.0", 1.12µm 5 MP, f/2.2, (depth) HDR, panorama
Video
1080p@30fps	2160p@30fps, 1080p@30/120fps; gyro-EIS
Front Camera
Dual 16 MP + 8 MP, f/1.9, 1080p [Similar]	32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm HDR 1080p@30fps [Similar]

GPRS
Yes	Yes
Edge
Yes	Yes
3G
HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat11 600/75 Mbps, VoLTE	HSPA, LTE-A, 5G
Bluetooth
5.0, A2DP, EDR, LE	5.0, A2DP, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB
2.0, Type-C 1.0 reversible connector	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
Browser
HTML5	Yes

Internal
32/64 GB, 4 GB RAM	128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.0)
Expandable Storage
microSD, up to 256 GB (dedicated slot)	microSDXC (dedicated slot)
USB OTG
Not Supported	Supported

Fingerprint

Proximity Sensor

Accelerometer Sensor

Magnetic-field Sensor (Compass)

Gyroscope Sensor

Barometer Sensor

NFC

Type
Non-removable Li-Ion Battery	Non-removable Li-Po Battery Fast battery charging 15W
Capacity
3000 mAh	4500 mAh
Stand by
-	-
Talk Time
-	-