Samsung Galaxy S21 Ultra 5G vs Xiaomi Redmi Note 12 Pro 4G
Samsung Galaxy S21 Ultra 5G
Xiaomi Redmi Note 12 Pro 4G
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMAGSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 850, 900, 1700(AWS), 1900, 2100
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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, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41, 66
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5G network5G 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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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-A (CA), 2000 Mbps download, 200 Mbps uploadLTE-A, 750 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesClass 8
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Availability
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Oficially announced2021-012023-03
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Status2021-012023-04
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Design
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BuildGlass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum framePlastic, glass
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SIMSingle SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height165.1 mm164.2 mm
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Width75.6 mm76.1 mm
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Thickness8.9 mm8.1 mm
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Weight227 (Sub6) / 229 (mmWave) g201.8 g
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PaymentSamsung Pay (Visa, MasterCard certified)-
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WaterproofIP68 (1.5m and 30 mins)-
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Dust proofIP68-
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ColorsBlack, Brown, Silver, Navy, TitaniumBlack, Gray, Ice Blue, White
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Display
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Display typeDynamic AMOLED 2XAMOLED
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Physical size6.8 inches6.67 inches
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Resolution1440 x 3200 pixels1080 x 2400 pixels
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Pixel density515 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass VictusScratch resistant, 2.5D curved glass screen
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Display features120Hz, HDR10+, 1500 nits (peak), Infinity-O display, Always-On display120Hz, Dolby Vision, 700 nits (HBM), 1100 nits (peak)
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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-X1Dual-core 2.2 GHz Kryo 470 Gold
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CPU(second)Triple-core 2.80 GHz Cortex-A78Hexa-core 1.8 GHz Kryo 470 Silver
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CPU(third)Quad-core 2.2 GHz Cortex-A55
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ChipsetExynos 2100Qualcomm SM7150 Snapdragon 732G
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GPUMali-G78 MP14Adreno 618
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Memory RAM12, 16 GB6, 8 GB
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Internal storage128, 256, 512 GB128, 256 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-512 GB
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StorageUFS 3.1UFS 2.2
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OS
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OSAndroid 11, One UI 3.1Android 11, MIUI 13
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Main camera
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Camera typeQuadQuad
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Main camera(wide) , 108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm(wide) , 108 MP, f/1.9 , 24 mm, 1/1.52" , 0.64 µm
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(periscope telephoto) , 10 MP, f/4.9 , 1/3.24" , 1.22 µm, 10x optical zoom(ultrawide) , 8 MP, 120˚
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(telephoto) , 10 MP, f/2.4 , 70 mm, 1/3.24" , 1.22 µm, 3x optical zoom(macro) , 2 MP, f/2.4
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(ultrawide) , 12 MP, f/2.2 , 13 mm, 1/2.55" , 1.4 µm(depth) , 2 MP, f/2.4
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Primary camera resolution12000 x 9000 pixels12000 x 9000 pixels
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Primary camera video8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS4K@30fps, 1080p@30/60fps
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Primary camera flashLED flashLED 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, 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, macro-mode, phase detection autofocus, night mode 2.0
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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 type-Single
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Selfie camera(wide) , 40 MP, f/2.2 , 80˚ , 26 mm, 1/2.8" , 0.7 µm(wide) , 16 MP, f/2.4 , 1/5" , 1.0 µm
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Selfie camera resolution7968 x 5480 pixels4608 x 3456 pixels
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Selfie camera featuresAutofocus, HDR, phase detection autofocusFace detection, face unlock, HDR
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Selfie camera video4K@30/60fps, 1080p@30fps1080p@30fps
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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, 802.11ax
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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 2.0
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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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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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BDSYesYes
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Features
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SensorsAccelerometer, barometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, fingerprint, gyroscope
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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 chargingYesQuick Charge 3.0, 67W
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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)336250 (v9)
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Geekbench(single-core)1096 (v5.2)586 (v5.2)
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Geekbench(multi-core)3723 (v5.2)1788 (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 USD240 USD
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Multimedia
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Radio-FM Radio
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