Asus ROG Phone 3 ZS661KS vs vivo U20
Asus ROG Phone 3 ZS661KS
vivo U20
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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, 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), 8(900), 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 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 uploadLTE, Cat12, 603 Mbps download, 102 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 announced2020-072019-11
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Status2020-072019-11
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Design
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BuildGlass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum framePlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height171 mm162.2 mm
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Width78 mm76.5 mm
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Thickness9.9 mm8.9 mm
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Weight240 g193 g
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Build featuresRGB light panel (on the back), Pressure sensitive zones (Gaming triggers)-
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ColorsBlackBlack, Blue
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Display
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Display typeAMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.59 inches6.53 inches
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Resolution1080 x 2340 pixels1080 x 2340 pixels
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Pixel density391 ppi395 ppi
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Display colors107374182416777216
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ProtectionCorning Gorilla Glass 6Scratch resistant
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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 2.0 GHz Kryo 460 Gold
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CPU(second)Triple-core 2.42 GHz Kryo 585Hexa-core 1.7 GHz Kryo 460 Silver
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CPU(third)Quad-core 1.8 GHz Kryo 585
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ChipsetQualcomm SM8250 Snapdragon 865+Qualcomm SDM675 Snapdragon 675
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GPUAdreno 650Adreno 612
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Internal storage128, 256, 512 GB64 GB
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Memory RAM8, 12, 16 GB4, 6 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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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)Funtouch 9.2 OS (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 µm16 MP, f/1.8
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13 MP, f/2.4 , 11 mm8 MP, f/2.2 , 13 mm
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5 MP, f/2.02 MP, f/2.4
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Primary camera resolution-4608 x 3456 pixels
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Primary camera video8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS2160p@30fps, 1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresHDR, PanoramaAutofocus, 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 µm16 MP, f/2.0 , 26 mm, 1.0 µm, 1/3.1"
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Selfie camera resolution-4608 x 3456 pixels
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Selfie camera video1080p@30fps1080p@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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EarpieceYesYes
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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
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi displayYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 3.1 (side), Type-C 2.0 (bottom)microUSB 2.0
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USB connectorAccessory connector-
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USB On-The-Go-Yes
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Bluetoothv5.1v5.0
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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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GALILEOYesYes
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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-Po
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Battery capacity6000 mAh5000 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 USD155 USD