Comparison of Samsung Galaxy A8 Star (A9 Star) and Samsung Galaxy J7 (2017)

Comparison of Samsung Galaxy A8 Star (A9 Star) and Samsung Galaxy J7 (2017) [S]ave

Attribute	Samsung Galaxy A8 Star (A9 Star) ×	Samsung Galaxy J7 (2017) ×
General
Brand	Samsung	Samsung
Launch
Announced	2018-06-01	2017-06-01
Body
Width (mm)	7.6	8
Length (mm)	162.4	152.5
Height (mm)	77	74.8
Weight (g)	191	181
SIM	Hybrid Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
Front	Glass	Glass
Back	Glass	Aluminum
Frame	Aluminum	Aluminum
Network
Technology	CDMA GSM HSPA LTE	GSM HSPA LTE
2G bands	CDMA 800 & TD GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G bands	1, 3, 4, 5, 7, 8, 12, 17, 34, 38, 39, 40, 41 - Global 1, 3, 8, 34, 38, 39, 40, 41	1, 3, 5, 7, 8, 20, 28, 40
Speed	HSPA 42.2/5.76 Mbps LTE-A (3CA) Cat9 450/50 Mbps	HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 300/50 Mbps
Platform
OS	Android 8.0 (Oreo)	Android 7.0 (Nougat)
Chipset	Qualcomm SDM660 Snapdragon 660 (14 nm)	Exynos 7870 Octa (14 nm)
CPU	Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)	Octa-core 1.6 GHz Cortex-A53
GPU	Adreno 512	Mali-T830 MP1
Memory
Card slot	microSDXC (uses shared SIM slot)	microSDXC (dedicated slot)
Internal	64GB 4GB RAM 64GB 6GB RAM	16GB 3GB RAM
Display
Size (in)	6.3	5.5
Resolution (px)	1080 x 2220	1080 x 1920
Protection	Corning Gorilla Glass 5	-
Display Type	Super AMOLED	Super AMOLED
Battery
Type	Li-Ion	Li-Ion
Charging	Fast charging 15W	-
Capcity (mAh)	3700	3600
Main Camera
Main Camera Type	Dual	Single
Main Camera Properties	16 MP, f/1.7, PDAF 24 MP, f/1.7, 27mm (wide), 1/2.8", 0.9µm, PDAF	13 MP, f/1.7, 27mm (wide), 1/3.1", 1.12µm, AF
Main Camera Video	4K@30fps, 1080p@30fps	1080p@30fps
Main Camera Features	LED flash, panorama, HDR	LED flash, panorama, HDR
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	24 MP, f/2.0, 26mm (wide), 1/2.8", 0.9µm	13 MP, f/1.9, 28mm (wide)
Selfie Camera Video	1080p@30fps	1080p@30fps
Selfie Camera Features	-	LED flash
Comms
WLAN	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
Bluetooth	5.0, A2DP, LE	4.1, A2DP, LE
GPS	+	+
NFC	+	+
Radio	FM radio	FM radio
USB	USB Type-C 2.0	microUSB 2.0, USB On-The-Go
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Fingerprint (rear-mounted) accelerometer compass gyro proximity	Fingerprint (front-mounted) accelerometer compass gyro proximity
Misc
Colors	Black White	Black Blue Gold Rose Gold
Models	SM-G8850 SM-G885F SM-G885Y	SM-J730F SM-J730FM SM-J730K SM-S727VL
SAR EU Head (W/kg)	0.43	0.57
SAR EU Body (W/kg)	1.79	1.33
Talk time (h)	-	Up to 24 h (3G)
Music play (h)	-	91