Asus ROG Phone 3 ZS661KS vs Xiaomi Mi A2
Asus ROG Phone 3 ZS661KS
Xiaomi Mi A2
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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 & TD-SCDMA
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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), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
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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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HSPA speed-HSPA
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LTE speedLTE-A, (6CA) Cat20, 2000 Mbps download, 150 Mbps uploadLTE
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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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Status2020-072018
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Oficially announced2020-072018-4
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Design
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BuildGlass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frameFront glass, aluminum body
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SIMDual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height171 mm158.7 mm
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Width78 mm75.4 mm
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Thickness9.9 mm7.3 mm
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Weight240 g168 g
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Build featuresRGB light panel (on the back), Pressure sensitive zones (Gaming triggers)-
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ColorsBlackBlack, Cherry Pink, Flame Red, Glacier Blue, Sand Gold
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Display
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Display typeAMOLED capacitive touchscreenLTPS IPS LCD capacitive touchscreen
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Physical size6.59 inches5.99 inches
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Resolution1080 x 2340 pixels1080 x 2160 pixels
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Pixel density391 ppi403 ppi
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Display colors107374182416777216
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ProtectionCorning Gorilla Glass 6Corning Gorilla Glass 3
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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 585Quad-core 2.2 GHz Kryo 260
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CPU(second)Triple-core 2.42 GHz Kryo 585quad-core 1.8 GHz Kryo 260
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CPU(third)Quad-core 1.8 GHz Kryo 585
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ChipsetQualcomm SM8250 Snapdragon 865+Qualcomm SDM660 Snapdragon 660
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GPUAdreno 650Adreno 512
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Memory RAM8, 12, 16 GB4, 6 GB
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Internal storage128, 256, 512 GB64, 128 GB
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Memory cardNomicroSD(uses second SIM slot)
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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 8.1 (Oreo); Android One
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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 µm12 MP, f/1.8 , 1/2.9" , 1.25 µm, 2x optical zoom
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13 MP, f/2.4 , 11 mm20 MP, f/1.8 , 1/2.8" , 1 µm
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5 MP, f/2.0
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Primary camera resolution-4000 x 3000 pixels
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Primary camera video8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS2160p@30fps, 1080p@30fps, 720p@120fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flashLED flashLED flash
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Electronic image stabilization-EIS (gyro)
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Camera featuresHDR, PanoramaGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera24 MP, f/2.0 , 27 mm, 0.9 µm20 MP, f/1.8 , 1.0 µm, 1/2.8"
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Selfie camera resolution-5384 x 3752 pixels
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Secondary camera HDR-Auto HDR
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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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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYes-
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Headphone adapter-Yes
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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)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 AptXaptX HD, aptX Adaptive-
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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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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 (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-PoLi-Ion
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Battery capacity6000 mAh3010 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 4.0Qualcomm Quick Charge 3.0
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Wireless reverse chargingYes-
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Cost
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Price600 USD-