Doogee S51 vs Samsung Galaxy M21
Doogee S51
Samsung Galaxy M21
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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EV-DO speedEV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE, Cat7, 301 Mbps download, 102 Mbps uploadLTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-092020-03
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Status2022-092020-03
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Design
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BuildMetal, rubber, polycarbonateGlass front, plastic back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height167.4 mm159 mm
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Width81.4 mm75.1 mm
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Thickness14.6 mm8.9 mm
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Weight266 g188 g
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WaterproofIP68/IP69K-
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Dust proofIP68/IP69K-
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MIL-STD-810HYes-
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ColorsBlack, Green, OrangeBlack, Blue
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Display
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Display typeIPS LCDSuper AMOLED capacitive touchscreen
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Physical size6.0 inches6.4 inches
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Resolution720 x 1440 pixels1080 x 2340 pixels
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Pixel density268 ppi403 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass2.5D curved glass screen, Corning Gorilla Glass 3
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Multitouch-Yes
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Display features-420 nits max brightness
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Hardware
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CPU-Octa-core
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CPUOcta-core 2.0 GHz Cortex-A53Quad-core 2.3 GHz Cortex-A73
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CPU(second)quad-core 1.7 GHz Cortex-A53
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ChipsetMediaTek Helio G25Exynos 9611
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GPUPowerVR GE8320Mali-G72 MP3
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Memory RAM4 GB4, 6 GB
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Internal storage64 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max512 GB512 GB
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Storage-UFS 2.1
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OS
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OSAndroid 12One UI 2 (Android 10.0)
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Main camera
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Camera typeDualTriple
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Main camera(wide) , 20 MP, f/1.8 , 90˚ , 1/2.9" , 1.25 µm48 MP, f/2.0 , 1/2.0" , 0.8 µm, 26 mm
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(depth) , 2 MP, f/2.4 , 1/5" , 1.75 µm8 MP, f/2.2 , 1/4.0" , 1.12 µm, 12 mm
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5 MP, f/2.2
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Primary camera resolution5184 x 3840 pixels8000 x 6000 pixels
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Primary camera video1080p2160p@30fps, 1080p@30fps, gyro-EIS
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Primary camera flashquad-LED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocusAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera(wide) , 8 MP, f/2.0 , 80˚20 MP, f/2.0 , 26 mm
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Selfie camera resolution3264 x 2448 pixels-
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Selfie camera featuresFace unlock-
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Selfie camera video1080p1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioFM RadioFM radio with RDS
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual BandYes-
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USBType-C 2.0Type-C 1.0 reversible connector
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USB On-The-GoYes-
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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 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, compass, fingerprint, geomagnetic, gyroscope, light, proximityAccelerometer, compass, fingerprint, gyroscope, 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 capacity5180 mAh6000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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Talk time 3G24 h-
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Talk time 4G24 h-
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Standby time 3G360 h-
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Standby time 4G360 h-
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Tests and performance
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Antutu102000 (v8)-
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Geekbench(single-core)166 (v5.2)-
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Geekbench(multi-core)968 (v5.2)-
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Cost
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Price155 USD180 USD