Samsung Galaxy A8 Star (A9 Star) vs Prestigio Grace 3157 3G
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Samsung Galaxy A8 Star (A9 Star)
Prestigio Grace 3157 3G
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMAGSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 900, 2100
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4G networkLTE-
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HSDPA speed42.2 Mbps21 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE-A speedLTE-A, (3CA) Cat9, 450 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-62017
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Status20182017
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Design
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BuildPolycarbonateMetal, plastic
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Mini-SIM, dual stand-by)
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Height162.4 mm109 mm
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Width77 mm187 mm
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Thickness7.6 mm9.9 mm
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Weight191 g460 g
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PaymentSamsung Pay-
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ColorsBlack, WhiteBlack
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS capacitive touchscreen
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Physical size6.3 inches7 inches
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Resolution1080 x 2220 pixels1280 x 720 pixels
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Pixel density392 ppi210 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen-
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.2 GHz Kryo 260Quad-core 1.3 GHz Cortex-A7
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CPU(second)quad-core 1.8 GHz Kryo 260
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ChipsetQualcomm SDM660 Snapdragon 660Mediatek MT8321
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GPUAdreno 512Mali-400 MP2
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Memory RAM4 GB1 GB
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Internal storage64 GB8 GB
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Memory cardmicroSD(uses second SIM slot)microSD, microSDHC, microSDXC
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Memory card max400 GB32 GB
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OS
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OSAndroid 8.0 (Oreo)Android OS, v7.0 Nougat
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Main camera
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Camera typeDual-
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Main camera24 MP, f/1.72 MP
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16 MP, f/1.7
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Primary camera resolution4608 x 3456 pixels1600 x 1200 pixels
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Primary camera video2160p@30fps, 1080p@30fps480p@30fps
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Primary camera Autofocusphase detection autofocus-
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Primary camera flashLED flash-
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusDigital zoom, panorama, HDR, face detection, self-timer, scene-mode
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Selfie camera
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Selfie camera24 MP, f/2.00.3 MP
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Selfie camera resolution5632 x 4224 pixels640 x 480 pixels
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Selfie camera video1080p480p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtones-
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EarpieceYes-
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBType-C 1.0 reversible connectormicroUSB 2.0
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Bluetoothv5.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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GALILEOYes-
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BDSYes-
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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SensorsFingerprint (rear-mounted), accelerometer, compass, gyro, proximityAccelerometer, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3700 mAh2800 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
