Oppo A1k vs vivo NEX Dual Display
Oppo A1k
vivo NEX Dual Display
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkWCDMA 850, 900, 2100HSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 28(700), 38(2600), 40(2300), 41(2500)LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 19(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500)
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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE Cat 4, 150.8 Mbps download, 51 Mbps uploadLTE-A (4CA), Cat16, 1024 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-42018-12
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Status2019-52018-12
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Design
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BuildPlastic bodyAluminium alloy, glass
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SIMDual SIM (Nano-SIM, dual SIM stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height154.5 mm157.2 mm
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Width73.8 mm75.3 mm
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Thickness8.4 mm8.1 mm
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Weight170 g199 g
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ColorsBlack, RedBlue
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Display
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Display typeIPS capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size6.1 inches6.39 inches
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Resolution720 x 1560 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 screen, scratch resistant, Corning Gorilla Glass 3Scratch resistant
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MultitouchYesYes
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Secondary screen resolution-1080 x 1920 pixels
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Secondary screen physical size-5.49 inches
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Secondary display-Super AMOLED
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2 GHz Cortex-A53Quad-core 2.7 GHz Kryo 385 Gold
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CPU(second)quad-core 1.5 GHz Cortex-A53quad-core 1.7 GHz Kryo 385 Silver
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ChipsetMediatek Helio P22 (MT6762)Qualcomm SDM845 Snapdragon 845
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GPUPowerVR GE8320Adreno 630
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Memory RAM2 GB10 GB
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Internal storage32 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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OS
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OSColorOS 6.0 (Android 9.0 Pie)Android 9.0 Pie
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Main camera
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Camera typeSingleTriple
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Main camera8 MP, f/2.2 , 1/3.2" , 1.4 µm12 MP, f/1.8 , 1/2.55" , 1.4 µm
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2 MP, f/1.8
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TOF(time of flight) , f/1.3
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Primary camera resolution3264 x 2448 pixels4032 x 3024 pixels
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Primary camera video1080p@30fps2160p@30fps, 1080p@30fps
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Primary camera flashLED flashLED flash
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Primary camera phase detection autofocus-dual pixel 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-mode, phase detectionAutofocus, continuous shooting, digital zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera5 MP, f/2 , 1/5" , 1.12 µm
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera video720p@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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RadioNoNo
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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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Wi-Fi displayYes-
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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-GoYesYes
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BeidouYesYes
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Features
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SensorsAccelerometer, proximity, light, compass, fingerprintAccelerometer, compass, fingerprint, gyroscope, light, 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 capacity4000 mAh3500 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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