Asus ROG Phone 3 ZS661KS vs Samsung Galaxy J7 Duo
Asus ROG Phone 3 ZS661KS
Samsung Galaxy J7 Duo
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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, 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 frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)
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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 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE-A, (6CA) Cat20, 2000 Mbps download, 150 Mbps uploadLTE, Cat4, 150 Mbps download, 50 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 announced2020-072018-4
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Status2020-072018-4
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Design
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BuildGlass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frameMetal
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SIMDual SIM (Nano-SIM, dual stand-by)Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
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Height171 mm153.5 mm
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Width78 mm77.2 mm
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Thickness9.9 mm8.2 mm
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Weight240 g174 g
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Build featuresRGB light panel (on the back), Pressure sensitive zones (Gaming triggers)-
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ColorsBlackBlack, Gold, Rose Gold, White
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Display
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Display typeAMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size6.59 inches5.5 inches
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Resolution1080 x 2340 pixels720 x 1280 pixels
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Pixel density391 ppi267 ppi
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Display colors107374182416777216
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ProtectionCorning Gorilla Glass 62.5D curved glass screen
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Multitouch-Yes
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Display featuresHDR10+, 144Hz refresh rate, 650 nits max. brightness-
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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 Cortex-A73
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CPU(second)Triple-core 2.42 GHz Kryo 585Hexa-core 1.6 GHz Cortex-A53
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CPU(third)Quad-core 1.8 GHz Kryo 585
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ChipsetQualcomm SM8250 Snapdragon 865+Exynos 7885 Octa
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GPUAdreno 650Mali-G71
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Memory RAM8, 12, 16 GB4 GB
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Internal storage128, 256, 512 GB32 GB
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Memory cardNomicroSD
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Memory card max-256 GB
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StorageUFS 3.1-
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OS
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OSROG UI (Android 10)Android 8.0 (Oreo)
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Main camera
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Camera typeTripleDual
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Main camera64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm13 MP, f/1.9
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13 MP, f/2.4 , 11 mm5 MP, f/1.9
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5 MP, f/2.0
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Primary camera resolution-4160 x 3120 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 Autofocus-autofocus
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Primary camera flashLED flashLED flash
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Camera featuresHDR, PanoramaGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Flash-LED flash
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Selfie camera24 MP, f/2.0 , 27 mm, 0.9 µm8 MP, f/1.9
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Selfie camera resolution-3264 x 2448 pixels
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Selfie camera video1080p@30fps720p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYes, with DTS X stereo speakersYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYesYes
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Multimedia
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RadioNo-
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Radio FM-FM 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, 802.11ac
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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)Yes
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USB connectorAccessory connector-
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Bluetoothv5.1v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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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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BDSYesYes
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QZSSYes-
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GNSSYes-
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityFingerprint (front-mounted), accelerometer, 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 mAh3000 mAh
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Battery removableNon-removableRemovable
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Fast battery chargingQuick Charge 4.0-
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Wireless reverse chargingYes-
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Cost
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Price600 USD-