Samsung Galaxy A8 Star (A9 Star) vs Xiaomi Mi 4s
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Samsung Galaxy A8 Star (A9 Star)
Xiaomi Mi 4s
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMAGSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 1900, 2100; TD-SCDMA
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4G networkLTELTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA speed-HSPA
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LTE speed-LTE, Cat4, 150 Mbps download, 50 Mbps upload
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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 announced2018-62016-2
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Status20182016-3
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Design
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BuildPolycarbonate-
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
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Height162.4 mm139.3 mm
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Width77 mm70.8 mm
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Thickness7.6 mm7.8 mm
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Weight191 g133 g
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PaymentSamsung Pay-
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ColorsBlack, WhiteBlack, Gold, Pink, White
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.3 inches5.0 inches
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Resolution1080 x 2220 pixels1080 x 1920 pixels
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Pixel density392 ppi441 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 260
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CPU(second)quad-core 1.8 GHz Kryo 260
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ChipsetQualcomm SDM660 Snapdragon 660Qualcomm MSM8992 Snapdragon 808
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GPUAdreno 512Adreno 418
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Internal storage64 GB64 GB
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Memory RAM4 GB3 GB
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Memory cardmicroSD(uses second SIM slot)microSD
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Memory card max400 GB128 GB
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OS
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OSAndroid 8.0 (Oreo)Android OS
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Main camera
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Camera typeDual-
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Main camera24 MP, f/1.713 MP, f/2.0
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16 MP, f/1.7
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Primary camera resolution4608 x 3456 pixels-
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Primary camera video2160p@30fps, 1080p@30fps1080p@30fps, 720p@120fps
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Primary camera Autofocusphase detection autofocusphase detection autofocus
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Primary camera flashLED flashdual-LED (dual tone) flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Selfie camera24 MP, f/2.05 MP, f/2.0
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Selfie camera resolution5632 x 4224 pixels-
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Selfie camera video1080p1080p
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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Radio FMFM radioStereo FM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 1.0 reversible connectorType-C reversible connector
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Bluetoothv5.0v4.1
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Infrared-Yes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYes-
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BDSYesYes
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Email-
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Messaging Push Mail-Push Mail
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Java-No
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SensorsFingerprint (rear-mounted), accelerometer, compass, gyro, proximityFingerprint, accelerometer, compass, gyro, 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 mAh3260 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Talk time--
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Standby time--
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