Samsung Galaxy S21 Ultra 5G vs ZTE nubia Red Magic 3
Samsung Galaxy S21 Ultra 5G
ZTE nubia Red Magic 3
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMAGSM 850, 900, 1800, 1900, CDMA 800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 800, 850, 900, 1700/2100, 1900, 2100, TD-SCDMA 1880-1920, 2010-2025
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4G networkLTE 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, 71LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 30(2300), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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5G network5G band SA/NSA/Sub6/mmWave-
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-A (CA), 2000 Mbps download, 200 Mbps uploadLTE Cat 18, 1.2 Gbps download, 221.0 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-012019-5
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Status2021-012019-5
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Design
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BuildGlass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum frameAluminium alloy
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SIMSingle SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)Dual SIM (Nano-SIM)
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Height165.1 mm171.7 mm
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Width75.6 mm78.5 mm
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Thickness8.9 mm9.65 mm
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Weight227 (Sub6) / 229 (mmWave) g215 g
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PaymentSamsung Pay (Visa, MasterCard certified)-
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WaterproofIP68 (1.5m and 30 mins)IP55
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Dust proofIP68IP55
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ColorsBlack, Brown, Silver, Navy, TitaniumBlack, Red, Blue, Gray
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Display
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Display typeDynamic AMOLED 2XAMOLED capacitive touchscreen
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Physical size6.8 inches6.65 inches
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Resolution1440 x 3200 pixels1080 x 2340 pixels
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Pixel density515 ppi388 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass VictusScratch resistant
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Multitouch-Yes
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Display features120Hz, HDR10+, 1500 nits (peak), Infinity-O display, Always-On displayHDR10, 90Hz refresh rate, DC dimming
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DxOMark display score91-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.9 GHz Cortex-X1Single-core 2.84 GHz Kryo 485
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CPU(second)Triple-core 2.80 GHz Cortex-A78Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 2.2 GHz Cortex-A55Quad-core 1.8 GHz Kryo 485
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ChipsetExynos 2100Qualcomm SDM855 Snapdragon 855
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GPUMali-G78 MP14Adreno 640
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Memory RAM12, 16 GB6, 8, 12 GB
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Internal storage128, 256, 512 GB64, 128, 256 GB
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Memory cardNo-
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StorageUFS 3.1UFS 2.1
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OS
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OSAndroid 11, One UI 3.1nubia Red Magic 2.0 (Android 9.0 Pie)
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Main camera
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Camera typeQuadSingle
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Main camera(wide) , 108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm48 MP, f/1.7 , 26 mm, 1/2" , 0.8 µm
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(periscope telephoto) , 10 MP, f/4.9 , 1/3.24" , 1.22 µm, 10x optical zoom
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(telephoto) , 10 MP, f/2.4 , 70 mm, 1/3.24" , 1.22 µm, 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 resolution12000 x 9000 pixels8000 x 6000 pixels
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Primary camera video8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS2160p@60fps, 1080p@240fps, gyro-EIS
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Primary camera flashLED flashdual LED flash
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Camera featuresAutofocus, 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 autofocusAutofocus, continuous shooting, digital 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, phase detection, laser autofocus, contrast autofocus
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DxOMark photo128-
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DxOMark zoom76-
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DxOMark video98-
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DxOMark camera score121-
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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 µm16 MP, f/2.0 , 26 mm, 2.0 µm
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Selfie camera resolution7968 x 5480 pixels4608 x 3456 pixels
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Selfie camera featuresAutofocus, HDR, phase detection autofocus-
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Selfie camera video4K@30/60fps, 1080p@30fps4320p@30fps, 2160@60fps
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DxOMark photo105-
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DxOMark video93-
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DxOMark camera score100-
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Sound
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3.5mm jackNoYes
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LoudspeakerYes, with stereo speakersYes, with stereo speakers
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EarpieceYesYes
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax, 6EWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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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 3.2Type-C 1.0 reversible connector
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USB On-The-GoYesYes
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Bluetoothv5.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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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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Beidou-Yes
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BDSYes-
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Features
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SensorsAccelerometer, barometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, fingerprint, gyroscope, proximity, light
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity5000 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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Wireless reverse chargingYes-
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Fast wireless chargingQi/PMA-
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DxOMark autonomy48-
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DxOMark charging74-
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DxOMark efficiency53-
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DxOMark battery score57-
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Tests and performance
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Antutu677991 (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-
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Cost
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Price1200 USD-
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Multimedia
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Radio-Yes