Asus Zenfone 4 Pro vs Samsung Galaxy A8 Star (A9 Star)
Asus Zenfone 4 Pro
Samsung Galaxy A8 Star (A9 Star)
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 19(800), 20(800), 28(700) - global; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850), 28(700), 29(700), 30(2300) - US, Canada, BrazilLTE
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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HSPA speedHSPA-
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LTE speedLTE-
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LTE-A speed-LTE-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 announced2017-82018-6
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Status2018
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Design
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Build-Polycarbonate
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height156.9 mm162.4 mm
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Width75.6 mm77 mm
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Thickness7.6 mm7.6 mm
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Weight175 g191 g
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Payment-Samsung Pay
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ColorsMoonlight white, Pure BlackBlack, White
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Display
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Display typeAMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size5.5 inches6.3 inches
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Resolution1080 x 1920 pixels1080 x 2220 pixels
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Pixel density401 ppi392 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass2.5D curved glass screen
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MultitouchYes, max 10 fingersYes
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.35 GHz KryoQuad-core 2.2 GHz Kryo 260
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CPU(second)quad-core 1.9 GHz Kryoquad-core 1.8 GHz Kryo 260
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ChipsetQualcomm MSM8998 Snapdragon 835Qualcomm SDM660 Snapdragon 660
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GPUAdreno 540Adreno 512
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Memory RAM6 GB4 GB
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Internal storage64, 128 GB64 GB
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Memory cardmicroSD(uses second SIM slot)microSD(uses second SIM slot)
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Memory card max256 GB400 GB
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OS
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OSAndroid 7.1.1 (Nougat)Android 8.0 (Oreo)
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Main camera
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Camera typeDualDual
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Main camera12 MP, f/1.7 , 2x optical zoom24 MP, f/1.7
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16 MP, 50 mm16 MP, f/1.7
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Primary camera resolution-4608 x 3456 pixels
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Primary camera video2160p@30fps2160p@30fps, 1080p@30fps
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Primary camera Autofocuslaser/phase detection autofocusphase detection autofocus
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Primary camera flashdual-LED (dual tone) flashLED flash
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Primary camera optical image stabilization4-axis optical image stabilization-
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Camera features1.4µm pixels, HDR, face detection, geo-tagging, panorama, touch focusGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera8 MP, f/1.924 MP, f/2.0
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Selfie camera resolution-5632 x 4224 pixels
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Selfie camera video-1080p
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Earpiece-Yes
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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 802.11a, 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 reversible connectorType-C 1.0 reversible connector
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth EDRYes-
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InfraredYes-
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NFCYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEO-Yes
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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 EmailPush Email
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JavaNo-
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SensorsFingerprint (front-mounted), accelerometer, compass, gyro, proximityFingerprint (rear-mounted), 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 capacity3600 mAh3700 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes