Doogee S51 vs Infinix Smart HD 2021
Doogee S51
Infinix Smart HD 2021
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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, 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, 3, 5, 8, 38, 40, 41
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HSDPA speed-21.1 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, Cat4, 150 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-092020-12
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Status2022-092020-12
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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 mm158.3 mm
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Width81.4 mm75.2 mm
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Thickness14.6 mm9.8 mm
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Weight266 g195 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, Green
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Display
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Display typeIPS LCDIPS LCD
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Physical size6.0 inches6.1 inches
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Resolution720 x 1440 pixels720 x 1560 pixels
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Pixel density268 ppi282 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass2.5D curved glass screen
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Display features-500 nits (typ)
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Hardware
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CPUOcta-core 2.0 GHz Cortex-A53Quad-core 1.8 GHz Cortex-A53
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ChipsetMediaTek Helio G25Mediatek MT6761D Helio A20
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GPUPowerVR GE8320PowerVR GE8320
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Memory RAM4 GB2 GB
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Internal storage64 GB32 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max512 GB256 GB
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Storage-eMMC 5.1
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OS
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OSAndroid 12Android 10 Go Edition, XOS 6.2
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Main camera
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Camera typeDualDual
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Main camera(wide) , 20 MP, f/1.8 , 90˚ , 1/2.9" , 1.25 µm8 MP, f/2.0
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(depth) , 2 MP, f/2.4 , 1/5" , 1.75 µm
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Primary camera resolution5184 x 3840 pixels3264 x 2448 pixels
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Primary camera video1080p1080p@30fps
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Primary camera flashquad-LED flashdual-LED 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, 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 typeSingleSingle
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Selfie camera(wide) , 8 MP, f/2.0 , 80˚5 MP, f/2.0
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Selfie camera resolution3264 x 2448 pixels3648 x 2448 pixels
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Selfie camera featuresFace unlockFace 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
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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 Dual BandYes-
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USBType-C 2.0microUSB 2.0
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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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NFCYesNo
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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GALILEOYes-
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BDSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, geomagnetic, gyroscope, light, proximityAccelerometer, fingerprint, 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 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Talk time 3G24 h33 h
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Talk time 4G24 h-
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Standby time 3G360 h840 h
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Standby time 4G360 h-
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Tests and performance
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Antutu102000 (v8)50300 (v8)
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Geekbench(single-core)166 (v5.2)132 (v5.2)
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Geekbench(multi-core)968 (v5.2)450 (v5.2)
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Cost
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Price155 USD90 USD
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SAR value
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SAR(head)-0.53 W/kg
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SAR(body)-1.22 W/kg
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