Assistant AS-5421 Surf vs LG Q9
Assistant AS-5421 Surf
LG Q9
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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(2100), 3(1800), 5(850), 7(2600), 8(900)
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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, Cat12, 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 announced2017-122019-1
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Status2017-122019-7
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Design
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BuildPlastic, metalGlass, Metal
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SIMDual SIM (Micro-SIM, dual SIM stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height146 mm153.2 mm
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Width73 mm71.9 mm
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Thickness9.4 mm7.9 mm
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Weight-159 g
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Waterproof-IP68, 1.5m for 30 mins
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Dust proof-IP68
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MIL-STD-810G-Yes
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ColorsBlue, Gold, BlackBlack, Blue, Red
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Display
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Display typeIPS capacitive touchscreenIPS capacitive touchscreen
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Physical size5 inches6.1 inches
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Resolution540 x 960 pixels1440 x 3120 pixels
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Pixel density220 ppi564 ppi
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Display colors1677721616777216
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Protection-Scratch resistant
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MultitouchYesYes
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Display features-Always-on display, HDR10
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Hardware
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CPU-Quad-core
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CPUQuad-core 1.3 GHz Cortex-A7Dual-core 2.15 GHz Kryo
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CPU(second)dual-core 1.6 GHz Kryo
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ChipsetSpreadtrum SC7731GQualcomm MSM8996 Snapdragon 821
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GPUMali-400 MP2Adreno 530
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Memory RAM1 GB4 GB
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Internal storage8 GB64 GB
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Memory cardmicroSD, microSDHCmicroSD, microSDHC, microSDXC
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Memory card max32 GB512 GB
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OS
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OSAndroid 6.0 MarshmallowAndroid 8.1 Oreo
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Main camera
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Camera typeSingle-
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Main camera5 MP16 MP, f/2.2 , 28 mm
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Primary camera resolution2592 x 1944 pixels4608 x 3456 pixels
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Primary camera video720p@30fps2160p@30fps
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Primary camera flashLED flashLED flash
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Primary camera phase detection autofocus-phase 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, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode
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Selfie camera
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FlashLED flash-
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Selfie camera2 MP8 MP, f/1.9 , 26 mm
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Selfie camera resolution1600 x 1200 pixels3264 x 2448 pixels
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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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Earpiece-Yes
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Multimedia
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RadioFM Radio-
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Radio FM-FM radio with RDS
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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 Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 1.0 reversible connector
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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-Yes
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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, proximity, lightAccelerometer, 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-Ion
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Battery capacity1700 mAh3000 mAh
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Battery removableRemovableNon-removable
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Fast battery charging-Quick Charge 3.0
