Samsung Galaxy S21 Ultra 5G vs Xiaomi Mi CC9 Pro
Samsung Galaxy S21 Ultra 5G
Xiaomi Mi CC9 Pro
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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 & TD-SCDMA
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 850, 900, 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(2100), 3(1800), 5(850), 7(2600), 8(900), 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 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 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-A (3CA) Cat 15, 800 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-012019-11
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Status2021-012019-11
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Design
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BuildGlass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum frameAluminium alloy, glass
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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, dual stand-by)
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Height165.1 mm157.8 mm
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Width75.6 mm74.2 mm
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Thickness8.9 mm9.7 mm
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Weight227 (Sub6) / 229 (mmWave) g208 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, Green, White
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Display
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Display typeDynamic AMOLED 2XAMOLED capacitive touchscreen
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Physical size6.8 inches6.47 inches
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Resolution1440 x 3200 pixels1080 x 2340 pixels
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Pixel density515 ppi398 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass VictusScratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
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Multitouch-Yes
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Display features120Hz, HDR10+, 1500 nits (peak), Infinity-O display, Always-On displayHDR10, Always-on display, DCI-P3, 600 nits max brightness
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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
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CPU(second)Triple-core 2.80 GHz Cortex-A78Hexa-core 1.8 GHz Kryo 470
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CPU(third)Quad-core 2.2 GHz Cortex-A55
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ChipsetExynos 2100Qualcomm SDM730 Snapdragon 730G
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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 cardNoNo
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StorageUFS 3.1UFS 2.1
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OS
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OSAndroid 11, One UI 3.1MIUI 11 (Android 9.0 Pie)
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Main camera
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Camera typeQuadPenta
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Main camera(wide) , 108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm108 MP, f/1.7 , 25 mm, 1/1.33" , 0.8 µm
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(periscope telephoto) , 10 MP, f/4.9 , 1/3.24" , 1.22 µm, 10x optical zoom12 MP, f/2.0 , 1/2.55" , 1.4 µm, 2x optical zoom , 50 mm
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(telephoto) , 10 MP, f/2.4 , 70 mm, 1/3.24" , 1.22 µm, 3x optical zoom5 MP, f/2.0 , 1.0 µm, 5x optical zoom
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(ultrawide) , 12 MP, f/2.2 , 13 mm, 1/2.55" , 1.4 µm20 MP, f/2.2 , 13 mm, 1/2.8" , 1.0 µm
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2 MP, f/2.4 , 1/5" , 1.75 µm
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Primary camera resolution12000 x 9000 pixels12032 x 9024 pixels
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Primary camera video8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS2160p@30fps, 1080p@30/60/120/240fps, 720p@960fps
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Primary camera flashLED flashquad-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, macro mode, phase detection
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DxOMark photo128130
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DxOMark zoom76-
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DxOMark video98102
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DxOMark camera score121121
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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 µm32 MP, f/2.0 , 26 mm, 0.8" , 0.8 µm
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Selfie camera resolution7968 x 5480 pixels6528 x 4896 pixels
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Selfie camera featuresAutofocus, HDR, phase detection autofocus-
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Selfie camera video4K@30/60fps, 1080p@30fps1080p@30fps
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DxOMark photo10579
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DxOMark video9374
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DxOMark camera score10077
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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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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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Wi-Fi display-Yes
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WLAN WiFi Dual BandYesYes
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USBType-C 3.2microUSB 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 HID-Yes
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bluetooth LEYesYes
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Bluetooth EDR-Yes
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Bluetooth AptX-aptX HD
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Infrared-Yes
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NFCYesYes
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GPSYes, with A-GPSYes, with dual-band A-GPS
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GLONASSYesYes
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GALILEOYesYes
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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, light, proximity, in-display fingerprint sensor
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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 mAh5260 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes50% in 30 min, 100% in 65 min
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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 USD410 USD
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Multimedia
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Radio-FM Radio