Oppo A97 vs Xiaomi Redmi K40S
Oppo A97
Xiaomi Redmi K40S
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 3, 5, 7, 8, 20, 77, 78LTE frequency band 1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
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5G network-5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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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 announced2022-072022-03
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Status2022-072022-03
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Design
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BuildPlasticGlass front (Gorilla Glass 5), plastic back
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.8 mm163.2 mm
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Width75.1 mm76 mm
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Thickness7.99 mm7.7 mm
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Weight190 g195 g
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Splash resistant-Yes
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ColorsBlack, BlueBlack, Blue, Gray, Green
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Display
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Display typeIPS LCDAMOLED
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Physical size6.6 inches6.67 inches
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Resolution1080 x 2408 pixels1080 x 2400 pixels
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Pixel density400 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screenScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
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Display features90Hz120Hz, HDR10+, 1300 nits (peak)
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.4 GHz Cortex-A76Single-core 3.2 GHz Kryo 585
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CPU(second)Hexa-core 2.0 GHz Cortex-A55Triple-core 2.42 GHz Kryo 585
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CPU(third)Quad-core 1.80 GHz Kryo 585
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ChipsetMediaTek MT6833P Dimensity 810Qualcomm SM8250-AC Snapdragon 870 5G
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GPUMali-G57 MC2Adreno 650
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Memory RAM12 GB6, 8, 12 GB
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Internal storage256 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Storage-UFS 3.1
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OS
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OSAndroid 12, ColorOS 12Android 12, MIUI 13
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Main camera
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Camera typeDualTriple
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Main camera48 MP, f/1.748 MP, f/1.8 , (wide) , 1/2" , 0.8 µm
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(depth) , 2 MP, f/2.4(ultrawide) , 8 MP, 119˚
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(macro) , 2 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels8000 x 6000 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS
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Primary camera flashLED flashdual-LED dual-tone flash
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Camera featuresAutofocus, digital image stabilization, 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, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera12 MP20 MP, (wide)
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Selfie camera resolution3264 x 2448 pixels-
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Selfie camera featuresFace unlock, HDRFace unlock, HDR
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Selfie camera video1080p@30fps1080p@30/120fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYes, with stereo speakersYes, with stereo speakers
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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 802.11a, 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, 802.11ax
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.2v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX HD-
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NFCNoYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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QZSS-Yes
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NavIC-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, proximityAccelerometer, color spectrum, 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 capacity5000 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingSuperVOOC 2.0, 33WQuick Charge 3+, 67W (100% in 38 min)
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Tests and performance
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Antutu355060 (v9)715000 (v9)
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Geekbench(single-core)-983 (v5.2)
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Geekbench(multi-core)-3362 (v5.2)
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Cost
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Price310 USD290 USD
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