Oppo A9 vs Oppo A91
Oppo A9
Oppo A91
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Network
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2G networkGSM 850, 900, 1800, 1900, CDMA 800 & TD-SCDMAGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 800, 850, 900, 1700/2100, 1900, 2100, TD-SCDMA 1880-1920, 2010-2025HSDPA 850, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)LTE 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 speed-42.2 Mbps
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HSUPA speed-11.5 Mbps
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EV-DO speed3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE Cat 13, 391.6 Mbps download, 150.7 Mbps uploadLTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-42019-12
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Status2019-42019-12
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Design
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BuildAluminium alloy, glassAluminium alloy, glass
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SIMDual SIM (Nano-SIM/microSD)Dual SIM (Nano-SIM, dual stand-by)
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Height162 mm160.2 mm
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Width76.1 mm73.3 mm
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Thickness8.3 mm7.9 mm
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Weight190 g172 g
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ColorsPurple, Green, Blue, WhiteDark blue, Blue, Red
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Display
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Display typeIPS capacitive touchscreenAMOLED capacitive touchscreen
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Physical size6.53 inches6.4 inches
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Resolution1080 x 2340 pixels1080 x 2400 pixels
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Pixel density395 ppi411 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, Scratch resistantScratch resistant
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MultitouchYesYes
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.1 GHz Cortex-A73Quad-core 2.1 GHz Cortex-A73
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CPU(second)quad-core 1.95 GHz Cortex-A73quad-core 2.0 GHz Cortex-A53
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ChipsetMediaTek Helo P70Mediatek MT6771V Helio P70
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GPUARM Mali-G72 MP3Mali-G72 MP3
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Memory RAM4, 6 GB8 GB
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Internal storage128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB256 GB
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OS
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OSColorOS 6 (Android 9.0 Pie)ColorOS 6.1 (Android 9.0 Pie)
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Main camera
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Camera typeDualQuad
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Main camera16 MP, f/1.848 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm
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2 MP, f/2.48 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 resolution4608 x 3456 pixels8000 x 6000 pixels
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Primary camera video2160@30fps2160p@30fps
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Primary camera flashdual LED flashLED flash
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Camera featuresAutofocus, 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, phase detectionAutofocus, 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 camera16 MP, f/216 MP, f/2 , 26 mm, 1/3.1" , 1.0 µm
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Selfie camera resolution4608 x 3456 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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RadioNoFM 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 displayYesYes
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WLAN WiFi Dual BandYesYes
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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 LEYesYes
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Bluetooth EDRYes-
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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, compass, fingerprint, gyroscope, proximity, lightAccelerometer, 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-PoLi-Po
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Battery capacity4020 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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