Comparisons / 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)
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Samsung Galaxy J7 (2017)
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General
BrandSamsungSamsung
Launch
Announced2018-06-012017-06-01
Body
Width (mm)7.68
Length (mm)162.4152.5
Height (mm)7774.8
Weight (g)191181
SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
FrontGlassGlass
BackGlassAluminum
FrameAluminumAluminum
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
OSAndroid 8.0 (Oreo)Android 7.0 (Nougat)
ChipsetQualcomm SDM660 Snapdragon 660 (14 nm)Exynos 7870 Octa (14 nm)
CPUOcta-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)Octa-core 1.6 GHz Cortex-A53
GPUAdreno 512Mali-T830 MP1
Memory
Card slotmicroSDXC (uses shared SIM slot)microSDXC (dedicated slot)
Internal
  • 64GB 4GB RAM
  • 64GB 6GB RAM
  • 16GB 3GB RAM
Display
Size (in)6.35.5
Resolution (px)1080 x 22201080 x 1920
ProtectionCorning Gorilla Glass 5-
Display TypeSuper AMOLEDSuper AMOLED
Battery
TypeLi-IonLi-Ion
ChargingFast charging 15W-
Capcity (mAh)37003600
Main Camera
Main Camera TypeDualSingle
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 Video4K@30fps, 1080p@30fps1080p@30fps
Main Camera FeaturesLED flash, panorama, HDRLED flash, panorama, HDR
Selfie Camera
Selfie Camera TypeSingleSingle
Selfie Camera Properties
  • 24 MP, f/2.0, 26mm (wide), 1/2.8", 0.9µm
  • 13 MP, f/1.9, 28mm (wide)
Selfie Camera Video1080p@30fps1080p@30fps
Selfie Camera Features-LED flash
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth5.0, A2DP, LE4.1, A2DP, LE
GPS++
NFC++
RadioFM radioFM radio
USBUSB Type-C 2.0microUSB 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)0.430.57
SAR EU Body (W/kg)1.791.33
Talk time (h)-Up to 24 h (3G)
Music play (h)-91



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