Asus ROG Phone 3 ZS661KS vs Plum Optimax 2
Asus ROG Phone 3 ZS661KS
Plum Optimax 2
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Network
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2G networkGSM 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 version-
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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 version-
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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 upload-
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5G speed4.4 Gbps download-
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GPRSYesNo
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EDGEYesNo
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Availability
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Oficially announced2020-072018-3
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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 frame-
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SIMDual SIM (Nano-SIM, dual stand-by)No
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Height171 mm192 mm
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Width78 mm109.7 mm
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Thickness9.9 mm11.5 mm
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Weight240 g270 g
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Build featuresRGB light panel (on the back), Pressure sensitive zones (Gaming triggers)-
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ColorsBlackBlack, Gold, Pink, Rose Gold, Silver
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Display
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Display typeAMOLED capacitive touchscreenTN TFT capacitive touchscreen
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Physical size6.59 inches7.0 inches
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Resolution1080 x 2340 pixels600 x 1024 pixels
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Pixel density391 ppi170 ppi
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Display colors107374182416777216
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ProtectionCorning Gorilla Glass 6-
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Multitouch-Yes, max 5 fingers
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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-core-
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CPUSingle-core 3.1 GHz Kryo 585Quad-core 1.2 GHz Cortex-A7 ARM
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CPU(second)Triple-core 2.42 GHz Kryo 585
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CPU(third)Quad-core 1.8 GHz Kryo 585
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ChipsetQualcomm SM8250 Snapdragon 865+-
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GPUAdreno 650Mali-400
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Memory RAM8, 12, 16 GB1 GB
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Internal storage128, 256, 512 GB8 GB
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Memory cardNomicroSD
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Memory card max-32 GB
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StorageUFS 3.1-
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OS
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OSROG UI (Android 10)Android 6.0 (Marshmallow)
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Main camera
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Camera typeTriple-
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Main camera64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm5 MP
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13 MP, f/2.4 , 11 mm
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5 MP, f/2.0
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Primary camera video8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS720p@30fps
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Primary camera flashLED flash-
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Camera featuresHDR, PanoramaYes
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Selfie camera
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Selfie camera24 MP, f/2.0 , 27 mm, 0.9 µm2 MP
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Selfie camera video1080p@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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EarpieceYes-
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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 802.11b, 802.11g, 802.11n
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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 BandYes-
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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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Bluetoothv5.1v2.1
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Bluetooth A2DPYes-
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bluetooth LEYes-
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Bluetooth AptXaptX HD, aptX Adaptive-
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NFCYes-
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GPSYes, with A-GPSNo
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GLONASSYes-
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GALILEOYes-
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BDSYes-
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QZSSYes-
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GNSSYes-
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Features
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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, proximityAccelerometer
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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 mAh2400 mAh
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Battery removableNon-removable-
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Fast battery chargingQuick Charge 4.0-
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Wireless reverse chargingYes-
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Talk time-12 h
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Standby time-170 h
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Cost
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Price600 USD-
