Asus Zenfone 7 Pro ZS671KS vs Samsung Galaxy M21
Asus Zenfone 7 Pro ZS671KS
Samsung Galaxy M21
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 800, 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29, 38, 39, 40, 41LTE 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, 7, 8, 12, 20, 28, 38, 77, 78; SA/NSA-
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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 (5CA) Cat 19, 1800 Mbps download, 150 Mbps uploadLTE-A
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5G speed3.6 Gbps download-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-082020-03
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Status2020-092020-03
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Design
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BuildGlass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frameGlass front, plastic back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height165.1 mm159 mm
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Width77.3 mm75.1 mm
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Thickness9.6 mm8.9 mm
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Weight230 g188 g
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ColorsBlack, WhiteBlack, Blue
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Display
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Display typeSuper AMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size6.67 inches6.4 inches
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Resolution1080 x 2400 pixels1080 x 2340 pixels
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Pixel density395 ppi403 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 62.5D curved glass screen, Corning Gorilla Glass 3
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Multitouch-Yes
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Display featuresHDR10+, 90Hz refresh rate, 700 nits typ. brightness420 nits max brightness
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.1 GHz Kryo 585Quad-core 2.3 GHz Cortex-A73
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CPU(second)Triple-core 2.42 GHz Kryo 585quad-core 1.7 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 9611
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GPUAdreno 650Mali-G72 MP3
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Memory RAM8 GB4, 6 GB
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Internal storage256 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max2 TB512 GB
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StorageUFS 3.1UFS 2.1
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OS
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OSZenUI 7 (Android 10)One UI 2 (Android 10.0)
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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 µm48 MP, f/2.0 , 26 mm, 1/2.0" , 0.8 µm
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8 MP, f/2.4 , 80 mm, 3x optical zoom8 MP, f/2.2 , 12 mm, 1/4.0" , 1.12 µm
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12 MP, f/2.2 , 17 mm, 1/2.55" , 1.4 µm5 MP, f/2.2
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Primary camera resolution9280 x 6920 pixels8000 x 6000 pixels
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Primary camera video8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR2160p@30fps, 1080p@30fps, gyro-EIS
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Primary camera flashdual LED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus, laser autofocus, RAWAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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DxOMark photo122-
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DxOMark video100-
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DxOMark camera score115-
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Selfie camera
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Selfie camera20 MP, f/2.0 , 26 mm
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Selfie camera video-1080p@30fps
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DxOMark photo104-
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DxOMark video96-
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DxOMark camera score101-
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Sound
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3.5mm jackNoYes
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LoudspeakerYes, with stereo speakersYes
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EarpieceYesYes
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Multimedia
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RadioNoFM radio with RDS
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11axWi-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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WLAN WiFi Dual BandYes-
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USBType-C 1.0 reversible connectorType-C 1.0 reversible connector
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USB On-The-GoYes-
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX 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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BeidouYesYes
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QZSSYes-
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NavICYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximity, lightAccelerometer, compass, fingerprint, gyroscope, 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 capacity5000 mAh6000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQualcomm Quick Charge 4, Power Delivery 3.0Yes
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Reverse chargingYes-
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Cost
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Price800 USD180 USD