Lenovo K9 vs Samsung Galaxy M31 Prime
Lenovo K9
Samsung Galaxy M31 Prime
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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 850, 900, 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE-A, Cat6, 300 Mbps download, 51 Mbps uploadLTE-A, Cat10 452 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 announced2018-102020-10
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Status2018-102020-10
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Design
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BuildMetalGlass front (Gorilla Glass 3), plastic back, plastic frame
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height153.8 mm159.2 mm
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Width72.9 mm75.1 mm
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Thickness8 mm8.9 mm
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Weight155 g191 g
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ColorsBlack, BlueBlack, Iceberg Blue, Ocean Blue
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED
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Physical size5.7 inches6.4 inches
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Resolution720 x 1440 pixels1080 x 2340 pixels
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Pixel density282 ppi403 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen2.5D curved glass screen, Corning Gorilla Glass 3
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MultitouchYes-
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Display features-420 nits (typ), Infinity-O Display
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.0 GHz Cortex-A53Quad-core 2.3 GHz Cortex-A73
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CPU(second)quad-core 1.5 GHz Cortex-A53quad-core 1.7 GHz Cortex-A53
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ChipsetMediatek MT6762 Helio P22Exynos 9611
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GPUPowerVR GE8320Mali-G72 MP3
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Memory RAM3 GB6 GB
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Internal storage32 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB512 GB
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Storage-UFS 2.1
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OS
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OSAndroid 8.1 OreoAndroid 10, One UI 2.0
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Main camera
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Camera typeDualQuad
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Main camera13 MP, f/2.2 , 1/3" , 1.12 µm64 MP, f/1.8 , 1/1.72" , 0.8 µm, (wide) , 26 mm
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5 MP, f/2.4 , 1.12 µm8 MP, f/2.2 , 1.12 µm, (ultrawide) , 123˚ , 1/4.0"
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(macro) , 5 MP, f/2.4
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(depth) , 5 MP, f/2.2
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Primary camera resolution4160 x 3120 pixels9280 x 6944 pixels
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Primary camera video1080p@30/60fps4K@30fps, 1080p@30fps, gyro-EIS
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Primary camera flashdual-LED flashLED flash
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Primary camera phase detection autofocusphase detection autofocus-
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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-modeAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeDualSingle
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Selfie camera13 MP, f/2.2 , 1/3" , 1.12 µm32 MP, f/2.0 , 1/2.8" , 0.8 µm, (wide) , 26 mm
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5 MP, f/2.4 , 1.12 µm
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Selfie camera resolution4160 x 3120 pixels-
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Selfie camera features-Face unlock, HDR
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Selfie camera video1080p@30/60fps4K@30fps, 1080p@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, 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 HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual Band-Yes
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USBType-C 1.0 reversible connectorType-C 2.0
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USB On-The-GoYes-
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Bluetoothv4.1v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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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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SensorsAccelerometer, fingerprint, 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 capacity3000 mAh6000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesFast Charging
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Tests and performance
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Antutu-81000 (v8)
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SAR value
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SAR(head)-0.38 W/kg
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Cost
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Price-220 USD
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