Digma Citi 7591 3G vs Samsung Galaxy M21 2021
Digma Citi 7591 3G
Samsung Galaxy M21 2021
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 1, 3, 5, 7, 8, 20, 38, 40, 41
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE, 603 Mbps download, 102 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-82021-07
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Status2019-82021-07
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Design
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BuildPlasticGlass front, plastic back, plastic frame
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height108 mm159 mm
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Width189 mm75.1 mm
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Thickness11 mm9 mm
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Weight280 g192 g
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ColorsBlackBlack, Blue
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Display
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Display typeIPS capacitive touchscreenSuper AMOLED
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Physical size7 inches6.4 inches
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Resolution1280 x 800 pixels1080 x 2400 pixels
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Pixel density216 ppi403 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen
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MultitouchYes-
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Display features-420 nits (peak), Infinity U Display
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A7Quad-core 2.3 GHz Cortex-A73
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CPU(second)quad-core 1.7 GHz Cortex-A53
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ChipsetMediatek MT8321Exynos 9611
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GPUMali-400 MP2Mali-G72 MP3
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Memory RAM2 GB4, 6 GB
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Internal storage32 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max64 GB512 GB
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OS
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OSAndroid 9.0 PieAndroid 11, One UI 3.1 Core
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Main camera
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Camera typeSingleTriple
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Main camera2 MP48 MP, (wide) , f/2.0 , 26 mm, 1/2.0" , 0.8 µm
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(ultrawide) , 8 MP, f/2.2 , 123˚ , 1/4.0" , 1.12 µm
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(depth) , 5 MP, f/2.2
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Primary camera resolution1600 x 1200 pixels8000 x 6000 pixels
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Primary camera video720p@30fps4K@30fps, 1080p@30fps, 720p@240fps, gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresContinuous shooting, digital zoom, geotagging, panorama, HDR, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene modeAutofocus, 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 type-Single
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Selfie camera0.3 MP20 MP, (wide) , f/2.2 , 26 mm
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Selfie camera resolution640 x 480 pixels-
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Selfie camera features-Face unlock
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Selfie camera video480p@30fps1080p@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, RDS, recording
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFC-No
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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BDS-Yes
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Features
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SensorsAccelerometerAccelerometer, 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-PoLi-Po
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Battery capacity2800 mAh6000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Fast Charging
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Talk time 4G-49 h
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Tests and performance
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Antutu-186282 (v8)
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Geekbench(single-core)-256 (v5.4)
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Geekbench(multi-core)-994 (v5.4)
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SAR value
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SAR(head)-0.47 W/kg
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SAR EU(head)-0.49 W/kg
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SAR EU(body)-1.13 W/kg
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Cost
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Price-170 USD
