Oppo A91 vs vivo iQOO 8
Oppo A91
vivo iQOO 8
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMAGSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 1700(AWS), 1900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28
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5G network-5G band 1, 5, 8, 3, 28, 41, 77, 78 SA/NSA
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed11.5 Mbps5.76 Mbps
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EV-DO speed-EV-DO 2.4 Mbps download, 0.15 Mbps upload
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LTE speedLTE-ALTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-122021-08
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Status2019-122021-08
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Design
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BuildAluminium alloy, glassAluminium alloy, glass
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height160.2 mm159 mm
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Width73.3 mm75.1 mm
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Thickness7.9 mm8.6 mm
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Weight172 g200 g
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ColorsDark blue, Blue, RedBlack, Orange, White
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Display
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Display typeAMOLED capacitive touchscreenAMOLED
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Physical size6.4 inches6.56 inches
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Resolution1080 x 2400 pixels1080 x 2376 pixels
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Pixel density411 ppi398 ppi
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Display colors167772161073741824
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ProtectionScratch resistantScratch resistant, 2.5D curved glass screen
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MultitouchYes-
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Display features-120Hz, HDR10
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.1 GHz Cortex-A73Single-core 2.84 GHz Kryo 680
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CPU(second)quad-core 2.0 GHz Cortex-A53Triple-core 2.42 GHz Kryo 680
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CPU(third)Quad-core 1.80 GHz Kryo 680
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ChipsetMediatek MT6771V Helio P70Qualcomm SM8350 Snapdragon 888 5G
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GPUMali-G72 MP3Adreno 660
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Memory RAM8 GB8, 12 GB
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Internal storage128 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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Storage-UFS 3.1
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OS
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OSColorOS 6.1 (Android 9.0 Pie)Android 11, OriginOS
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Main camera
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Camera typeQuadTriple
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Main camera48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm50 MP, f/1.8 , 23 mm, 1/2.0" , 0.8 µm, (wide) , 20x digital zoom
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8 MP, f/2.2 , 13 mm, 1/4.0" , 1.12 µm13 MP, f/2.2 , 50 mm, (telephoto)
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2 MP, f/2.4 , 1/5" , 1.75 µm13 MP, f/2.2 , 120˚ , (ultrawide)
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2 MP, f/2.4 , 1/5" , 1.75 µm
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Primary camera resolution8000 x 6000 pixels8000 x 6000 pixels
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Primary camera video2160p@30fps4K@30fps, 1080p@30fps
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Primary camera flashLED flashdual-LED dual-tone flash
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Camera featuresAutofocus, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, phase detection autofocusAutofocus, continuous shooting, digital zoom, optical 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, phase detection autofocus, RAW
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Selfie camera
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Selfie camera type-Single
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Selfie camera16 MP, f/2 , 26 mm, 1/3.1" , 1.0 µm16 MP, f/2.5 , (wide)
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Selfie camera resolution4608 x 3456 pixels4608 x 3456 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 jackYesNo
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioFM RadioNo
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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 displayYes-
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WLAN WiFi Dual BandYesYes
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USBType-C 1.0 reversible connectorType-C 2.0
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USB On-The-GoYes-
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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bluetooth LDAC-Yes
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Bluetooth AptX-aptX HD
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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BeidouYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, 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-Po
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Battery capacity4025 mAh4350 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingVOOC Flash Charge 4.0 (50% in 30 min)Super FlashCharge
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Talk time 4G-11.5 h
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Cost
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Price290 USD580 USD
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Tests and performance
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Antutu-822100 (v9)
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Geekbench(single-core)-1179 (v5.2)
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Geekbench(multi-core)-3893 (v5.2)