Nokia 8.1 vs Oppo A91
Nokia 8.1
Oppo A91
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 39(1900); LTE-TDD 1900, 2300, 2500, 2600 MHzLTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps11.5 Mbps
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LTE speedLTE-A (2CA), Cat6, 300 Mbps download, 51 Mbps uploadLTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-122019-12
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Status2018-122019-12
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Design
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BuildFront/back glass, aluminum frameAluminium alloy, glass
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height154.8 mm160.2 mm
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Width75.8 mm73.3 mm
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Thickness8 mm7.9 mm
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Weight180 g172 g
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ColorsBlue, Black, Copper, SilverDark blue, Blue, Red
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Display
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Display typeIPS LCD capacitive touchscreenAMOLED capacitive touchscreen
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Physical size6.18 inches6.4 inches
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Resolution1080 x 2280 pixels1080 x 2400 pixels
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Pixel density408 ppi411 ppi
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Display colors1677721616777216
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ProtectionFull lamination technologyScratch resistant
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MultitouchYesYes
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Display featuresHDR10 compliant-
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.2 GHz Kryo 360 GoldQuad-core 2.1 GHz Cortex-A73
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CPU(second)Hexa-core 1.7 GHz Kryo 360 Silverquad-core 2.0 GHz Cortex-A53
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ChipsetQualcomm SDM710 Snapdragon 710Mediatek MT6771V Helio P70
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GPUAdreno 616Mali-G72 MP3
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Internal storage64 GB128 GB
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Memory RAM4 GB8 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max400 GB256 GB
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StorageeMMC 5.1-
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OS
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OSAndroid 9.0 Pie; Android OneColorOS 6.1 (Android 9.0 Pie)
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Main camera
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Camera typeDualQuad
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Main camera12 MP, f/1.8 , 25 mm, 1/2.55" , 1.4 µm48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm
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13 MP, f/2.28 MP, f/2.2 , 13 mm, 1/4.0" , 1.12 µm
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2 MP, f/2.4 , 1/5" , 1.75 µm
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2 MP, f/2.4 , 1/5" , 1.75 µm
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Primary camera resolution4032 x 3024 pixels8000 x 6000 pixels
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Primary camera video2160p@30fps, 1080p@30fps2160p@30fps
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Primary camera flashdual-LED flashLED flash
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Primary camera phase detection autofocusdual pixel phase detection autofocus-
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Camera featuresAutofocus, continuous shooting, digital zoom, optical zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, 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 camera20 MP, f/2.0 , 0.9 µm16 MP, f/2 , 1.0 µm, 26 mm, 1/3.1"
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Selfie camera resolution5120 x 3840 pixels4608 x 3456 pixels
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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
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EarpieceYesYes
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Multimedia
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Radio-FM Radio
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-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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Wi-Fi display-Yes
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WLAN WiFi Dual BandYesYes
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USBType-C 1.0 reversible connectorType-C 1.0 reversible connector
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USB On-The-GoYesYes
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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Beidou-Yes
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BDSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, proximityAccelerometer, compass, fingerprint, gyroscope, proximity, light
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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 capacity3500 mAh4025 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesVOOC Flash Charge 4.0 (50% in 30 min)
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Cost
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Price-290 USD
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