Samsung Galaxy S21 Ultra 5G vs Xiaomi Poco M4 Pro
Samsung Galaxy S21 Ultra 5G
Xiaomi Poco M4 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
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 850, 900, 1700(AWS), 1900, 2100 - global version; 850, 900, 1900, 2100 - India
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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 - global version; 1, 3, 5, 8, 40, 41 - India
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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 (CA)
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-012022-02
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Status2021-012022-03
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Design
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BuildGlass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum frameGlass front (Gorilla Glass 3), plastic frame, plastic back
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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 mm159.9 mm
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Width75.6 mm73.9 mm
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Thickness8.9 mm8.1 mm
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Weight227 (Sub6) / 229 (mmWave) g179.5 g
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PaymentSamsung Pay (Visa, MasterCard certified)-
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WaterproofIP68 (1.5m and 30 mins)-
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Splash resistant-IP53
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Dust proofIP68IP53
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ColorsBlack, Brown, Silver, Navy, TitaniumBlack, Blue, Poco Yellow
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Display
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Display typeDynamic AMOLED 2XAMOLED
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Physical size6.8 inches6.43 inches
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Resolution1440 x 3200 pixels1080 x 2400 pixels
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Pixel density515 ppi409 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass VictusScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3
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Display features120Hz, HDR10+, 1500 nits (peak), Infinity-O display, Always-On display90Hz, 700 nits, 1000 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 2.05 GHz Cortex-A76
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CPU(second)Triple-core 2.80 GHz Cortex-A78Hexa-core 2.0 GHz Cortex-A55
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CPU(third)Quad-core 2.2 GHz Cortex-A55
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ChipsetExynos 2100Mediatek Helio G96
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GPUMali-G78 MP14Mali-G57 MC2
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Memory RAM12, 16 GB6, 8 GB
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Internal storage128, 256, 512 GB64, 128, 256 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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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 for POCO
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Main camera
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Camera typeQuadTriple
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Main camera(wide) , 108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm(wide) , 64 MP, f/1.8 , 26 mm, 0.7 µm, 26˚
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(periscope telephoto) , 10 MP, f/4.9 , 1/3.24" , 1.22 µm, 10x optical zoom(ultrawide) , 8 MP, f/2.2 , 1/4" , 1.12 µm, 118˚
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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
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Primary camera resolution12000 x 9000 pixels9280 x 6920 pixels
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Primary camera video8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS1080p@30fps
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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, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phases detection autofocus, night mode, AI camera 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/2.5 , 1/3.06" , 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
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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, virtual proximity
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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, 33W (100% in 58 min)
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Wireless reverse chargingYes-
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Fast wireless chargingQi/PMA-
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Talk time 2G-31 h
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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)376833 (v9)
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Geekbench(single-core)1096 (v5.2)628 (v5.2)
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Geekbench(multi-core)3723 (v5.2)1922 (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/kg0.85 W/kg
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SAR EU(body)1.58 W/kg0.85 W/kg
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Cost
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Price1200 USD260 USD
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Multimedia
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Radio-FM Radio, recording
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