LG K31 vs LG K71
LG K31
LG K71
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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 2, 4, 5, 12, 13, 25, 26, 41, 66, 71LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 34, 38, 39, 40, 41
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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 speedLTELTE-A (2CA), Cat6, 300 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 announced2020-082020-09
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Status2020-082020-09
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Design
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BuildPlasticPlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Nano-SIM
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Height147.8 mm171.4 mm
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Width71.1 mm77.7 mm
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Thickness8.6 mm8.7 mm
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Weight146 g220 g
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Stylus-Yes
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MIL-STD-810GYesYes
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ColorsSilverWhite
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD
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Physical size5.7 inches6.8 inches
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Resolution720 x 1520 pixels1080 x 2460 pixels
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Pixel density295 ppi395 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen
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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-A53
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CPU(second)quad-core 1.8 GHz Cortex-A53
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Chipset-Mediatek MT6765 Helio P35
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GPU-PowerVR GE8320
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Memory RAM2 GB4 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 max-2 TB
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StorageeMMC 5.1-
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OS
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OSAndroid 10.0 (LG UX 9.1)Android 10, LG UX
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Main camera
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Camera typeDualTriple
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Main camera13 MP, f/1.8 , 27 mm, 1/3.1" , 1.12 µm48 MP, 1/2.0" , 0.8 µm, (wide)
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5 MP, f/2.2 , 1/5.0" , 1.12 µm5 MP, (ultrawide) , 120˚
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(depth) , 5 MP, f/2.4
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Primary camera resolution4160 x 3120 pixels8000 x 6000 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocusAutofocus, 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 camera5 MP, f/2.2 , 24 mm, 1/5.0" , 1.12 µm32 MP, 1/2.8" , 0.8 µm, (wide)
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera features-Face unlock, HDR
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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USBmicroUSB 2.0Type-C 2.0
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Bluetoothv5.0v5.0
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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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Features
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SensorsAccelerometer, fingerprintAccelerometer, 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 capacity3000 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Cost
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Price150 USD190 USD
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Tests and performance
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Antutu-103000 (v8)
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SAR value
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SAR(head)-0.74 W/kg
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SAR(body)-1.12 W/kg