Samsung Galaxy S21 5G vs Xiaomi Mi 9 Explorer
Samsung Galaxy S21 5G
Xiaomi Mi 9 Explorer
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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, 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(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 28(700), 38(2600), 39(1900), 40(2300)
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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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LTE speedLTE-A (CA), 2000 Mbps download, 200 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-012019-2
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Status2021-012019-3
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Design
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BuildGlass front (Gorilla Glass Victus), plastic back, aluminum frameBack glass (Gorilla Glass 5), aluminum frame (7000 series)
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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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Height151.7 mm157.5 mm
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Width71.2 mm74.7 mm
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Thickness7.9 mm7.6 mm
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Weight169 (Sub6) / 171 (mmWave) g173 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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ColorsGray, Pink, Violet, WhiteBlack
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Display
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Display typeDynamic AMOLED 2XSuper AMOLED
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Physical size6.2 inches6.39 inches
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Resolution1080 x 2400 pixels1080 x 2340 pixels
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Pixel density421 ppi403 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass VictusCorning Gorilla Glass 6
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Multitouch-Yes
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Display features120Hz, HDR10+, 1300 nits (peak), Infinity-O display, Always-On display-
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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 RAM8 GB12 GB
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Internal storage128, 256 GB256 GB
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Memory cardNoNo
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StorageUFS 3.X-
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OS
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OSAndroid 11, One UI 3.1MIUI 10 (Android 8.1 Oreo)
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 12 MP, f/1.8 , 26 mm, 1/1.76" , 1.8 µm48 MP, f/1.5 , 1/2" , 0.8 µm, 2x optical zoom
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(telephoto) , 64 MP, f/2.0 , 29 mm, 1/1.72" , 0.8 µm, 1.1x optical zoom , 3x hybrid zoom16 MP, f/2.2 , 13 mm, 1/3.6" , 1.0 µm
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120˚ , (ultrawide) , 12 MP, f/2.2 , 13 mm, 1/2.55" , 1.4 µm12 MP, f/2.2 , 54 mm, 1.0 µm
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Primary camera resolution4032 x 3024 pixels-
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Primary camera video8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS2160p@30/60fps, 1080p@30/120/240fps, 1080p@960fps
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Primary camera flashLED flashLED flash
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Primary camera phase detection autofocus-phase detection and laser autofocus
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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 autofocus2x optical zoom
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DxOMark photo123-
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DxOMark zoom77-
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DxOMark video93-
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DxOMark camera score116-
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Selfie camera
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Selfie camera(wide) , 10 MP, f/2.2 , 80˚ , 26 mm, 1/3.24" , 1.22 µm20 MP, f/2.0 , 0.9 µm
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Selfie camera resolution3648 x 2736 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 photo100-
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DxOMark video95-
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DxOMark camera score98-
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Sound
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3.5mm jackNoNo
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LoudspeakerYes, with stereo speakersYes
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EarpieceYes-
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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, 802.11ac
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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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WLAN DLNA-Yes
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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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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYes-
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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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QZSS-Yes
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Features
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SensorsAccelerometer, barometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, gyroscope, fingerprint
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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 capacity4000 mAh3300 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesQuick Charge 4.0+
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Wireless charging-Yes
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Wireless reverse chargingYes-
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Fast wireless chargingQi/PMA-
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Tests and performance
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Antutu677991 (v8)-
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Geekbench(single-core)828 (v5.2)-
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Geekbench(multi-core)2897 (v5.2)-
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SAR value
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SAR(head)0.74 W/kg-
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SAR(body)1.08 W/kg-
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SAR EU(head)0.46 W/kg-
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SAR EU(body)1.51 W/kg-
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Cost
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Price800 USD-
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Multimedia
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Radio-No