Asus ROG Phone 3 ZS661KS vs Samsung Galaxy A8s
Asus ROG Phone 3 ZS661KS
Samsung Galaxy A8s
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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 800, 850, 900, 1700(AWS), 1800, 1900, 2100 - A version; HSDPA 850, 900, 1700(AWS), 1900, 2100 - B versionHSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 71 - A version; LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 34, 38, 39, 40, 41 - B versionLTE
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5G network5G band 1, 2, 3, 5, 28, 41, 66, 71, 77, 78, 79; SA/NSA - A version; 5G band 41, 77, 78, 79 SA/NSA - B version-
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE-A, (6CA) Cat20, 2000 Mbps download, 150 Mbps upload-
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5G speed4.4 Gbps download-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-072018-12
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Status2020-072018-12
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Design
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BuildGlass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frameFront/back glass, aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height171 mm158.4 mm
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Width78 mm74.9 mm
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Thickness9.9 mm7.4 mm
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Weight240 g173 g
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Payment-Samsung Pay
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Build featuresRGB light panel (on the back), Pressure sensitive zones (Gaming triggers)-
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ColorsBlackBlue, Grey, Green
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Display
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Display typeAMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.59 inches6.4 inches
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Resolution1080 x 2340 pixels1080 x 2340 pixels
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Pixel density391 ppi403 ppi
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Display colors107374182416777216
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ProtectionCorning Gorilla Glass 6-
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Multitouch-Yes
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Display featuresHDR10+, 144Hz refresh rate, 650 nits max. brightnessAlways-on display
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DxOMark display score70-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.1 GHz Kryo 585Dual-core 2.2 GHz Kryo 360 Gold
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CPU(second)Triple-core 2.42 GHz Kryo 585Hexa-core 1.7 GHz Kryo 360 Silver
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CPU(third)Quad-core 1.8 GHz Kryo 585
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ChipsetQualcomm SM8250 Snapdragon 865+Qualcomm SDM710 Snapdragon 710
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GPUAdreno 650Adreno 616
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Memory RAM8, 12, 16 GB6, 8 GB
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Internal storage128, 256, 512 GB128 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-512 GB
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StorageUFS 3.1-
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OS
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OSROG UI (Android 10)Android 9.0 Pie
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Main camera
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Camera typeTripleTriple
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Main camera64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm24 MP, f/1.7
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13 MP, f/2.4 , 11 mm10 MP, f/2.4
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5 MP, f/2.05 MP, f/2.2
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Primary camera resolution-5632 x 4224 pixels
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Primary camera video8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresHDR, PanoramaAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera24 MP, f/2.0 , 27 mm, 0.9 µm24 MP
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Selfie camera resolution-5632 x 4224 pixels
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackNoNo
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LoudspeakerYes, with DTS X stereo speakersYes
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EarpieceYesYes
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Headphone adapter-Yes
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Multimedia
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RadioNoFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11adWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi displayYes-
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WLAN WiFi Dual BandYesYes
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USBType-C 3.1 (side), Type-C 2.0 (bottom)Type-C 1.0 reversible connector
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USB connectorAccessory connector-
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Bluetoothv5.1v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth EDR-Yes
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Bluetooth AptXaptX HD, aptX Adaptive-
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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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Beidou-Yes
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BDSYes-
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QZSSYes-
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GNSSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, fingerprint, gyroscope, light, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity6000 mAh3400 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 4.0Yes
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Wireless reverse chargingYes-
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Cost
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Price600 USD-