Asus Zenfone 7 Pro ZS671KS vs Samsung Galaxy S21 Ultra 5G
Asus Zenfone 7 Pro ZS671KS
Samsung Galaxy S21 Ultra 5G
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
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3G networkHSDPA 800, 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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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, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71
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5G network5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78; SA/NSA5G band SA/NSA/Sub6/mmWave
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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 (CA), 2000 Mbps download, 200 Mbps upload
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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 announced2020-082021-01
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Status2020-092021-01
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Design
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BuildGlass front (Gorilla Glass 6), glass back (Gorilla Glass 3), aluminum frameGlass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
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Height165.1 mm165.1 mm
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Width77.3 mm75.6 mm
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Thickness9.6 mm8.9 mm
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Weight230 g227 (Sub6) / 229 (mmWave) g
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Payment-Samsung Pay (Visa, MasterCard certified)
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Waterproof-IP68 (1.5m and 30 mins)
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Dust proof-IP68
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ColorsBlack, WhiteBlack, Brown, Silver, Navy, Titanium
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Display
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Display typeSuper AMOLED capacitive touchscreenDynamic AMOLED 2X
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Physical size6.67 inches6.8 inches
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Resolution1080 x 2400 pixels1440 x 3200 pixels
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Pixel density395 ppi515 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 6Scratch resistant, Corning Gorilla Glass Victus
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Display featuresHDR10+, 90Hz refresh rate, 700 nits typ. brightness120Hz, HDR10+, 1500 nits (peak), Infinity-O display, Always-On display
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DxOMark display score-91
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.1 GHz Kryo 585Single-core 2.9 GHz Cortex-X1
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CPU(second)Triple-core 2.42 GHz Kryo 585Triple-core 2.80 GHz Cortex-A78
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CPU(third)Quad-core 1.8 GHz Kryo 585Quad-core 2.2 GHz Cortex-A55
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ChipsetQualcomm SM8250 Snapdragon 865+Exynos 2100
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GPUAdreno 650Mali-G78 MP14
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Memory RAM8 GB12, 16 GB
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Internal storage256 GB128, 256, 512 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max2 TB-
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StorageUFS 3.1UFS 3.1
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OS
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OSZenUI 7 (Android 10)Android 11, One UI 3.1
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Main camera
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Camera typeTripleQuad
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Main camera64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm, (wide)
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8 MP, f/2.4 , 80 mm, 3x optical zoom10 MP, f/4.9 , 10x optical zoom , (periscope telephoto) , 1/3.24" , 1.22 µm
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12 MP, f/2.2 , 17 mm, 1/2.55" , 1.4 µm10 MP, f/2.4 , 70 mm, 1/3.24" , 1.22 µm, (telephoto) , 3x optical zoom
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(ultrawide) , 12 MP, f/2.2 , 13 mm, 1/2.55" , 1.4 µm
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Primary camera resolution9280 x 6920 pixels12000 x 9000 pixels
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Primary camera video8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., 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, optical zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus
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DxOMark photo122128
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DxOMark zoom-76
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DxOMark video10098
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DxOMark camera score115121
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Selfie camera
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Selfie camera(wide) , 40 MP, f/2.2 , 80˚ , 26 mm, 1/2.8" , 0.7 µm
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Selfie camera resolution-7968 x 5480 pixels
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Selfie camera features-Autofocus, HDR, phase detection autofocus
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Selfie camera video-4K@30/60fps, 1080p@30fps
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DxOMark photo104105
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DxOMark video9693
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DxOMark camera score101100
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Sound
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3.5mm jackNoNo
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LoudspeakerYes, with stereo speakersYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioNo-
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax, 6E
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 1.0 reversible connectorType-C 3.2
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USB On-The-GoYesYes
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX Adaptive-
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NFCYesYes
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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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BeidouYes-
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BDS-Yes
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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, barometer, 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-Ion
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Battery capacity5000 mAh5000 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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Wireless reverse charging-Yes
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Fast wireless charging-Qi/PMA
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DxOMark autonomy-48
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DxOMark charging-74
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DxOMark efficiency-53
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DxOMark battery score-57
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Cost
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Price800 USD1200 USD
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Tests and performance
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Antutu-677991 (v8)
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Geekbench(single-core)-1096 (v5.2)
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Geekbench(multi-core)-3723 (v5.2)
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SAR value
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SAR(head)-0.77 W/kg
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SAR(body)-1.02 W/kg
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SAR EU(head)-0.71 W/kg
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SAR EU(body)-1.58 W/kg
