Oppo A57s vs Xiaomi Redmi K40 Gaming
Oppo A57s
Xiaomi Redmi K40 Gaming
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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 networkHSDPA 850, 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
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5G network-5G band 1, 3, 28, 41, 77, 78 SA/NSA/Sub6
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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 speedLTELTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-082021-04
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Status2022-092021-04
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Design
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BuildGlass front (Panda Glass), plastic frame, plastic backGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.8 mm161.9 mm
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Width75 mm76.9 mm
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Thickness8 mm8.3 mm
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Weight187 g205 g
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WaterproofIPX4IP53
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Dust proofIP5XIP53
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Build features-Physical pop-up gaming triggers
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ColorsBlack, BlueBlack, Gray, Silver, Yellow
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Display
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Display typeIPS LCDOLED
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Physical size6.56 inches6.67 inches
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Resolution720 x 1612 pixels1080 x 2400 pixels
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Pixel density269 ppi395 ppi
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Display colors167772161073741824
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Protection-Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
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Display features480 nits (typ), 600 nits (HBM)120Hz, HDR10+, 500 nits (typ)
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.3 GHz Cortex-A53Single-core 3.0 GHz Cortex-A78
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CPU(second)quad-core 1.8 GHz Cortex-A53Triple-core 2.6 GHz Cortex-A78
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CPU(third)Quad-core 2.0 GHz Cortex-A55
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ChipsetMediaTek MT6765G Helio G35MediaTek MT6893 Dimensity 1200 5G
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GPUPowerVR GE8320Mali-G77 MC9
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Memory RAM4 GB6, 8, 12 GB
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Internal storage64 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max1 TB-
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StorageeMMC 5.1UFS 3.1
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OS
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OSAndroid 12, ColorOS 12.1Android 11, MIUI 12.5
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Main camera
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Camera typeDualTriple
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Main camera(wide) , 50 MP, f/1.8 , 27 mm, 0.64 µm(wide) , 64 MP, f/1.7 , 26 mm, 0.7 µm, 1/2"
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(depth) , 2 MP, f/2.4(ultrawide) , 8 MP, f/2.2 , 120˚
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(macro) , 2 MP, f/2.4
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Primary camera resolution-9280 x 6920 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR
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Primary camera flashLED flashdual-LED flash
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Camera featuresHDR, PanoramaAutofocus, continuous shooting, digital 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 camera(wide) , 8 MP, f/2.0 , 26 mm16 MP
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Selfie camera resolution-4608 x 3456 pixels
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Selfie camera featuresPanoramaFace unlock, HDR
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Selfie camera video1080p@30fps1080p@30fps, 720p@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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Bluetoothv5.3v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Infrared-Yes
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NFCYesYes
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GPSYes, with A-GPSYes, with dual-band 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, barometer, 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 mAh5065 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingSuperVOOC, 33W (100% in 69 min)Quick Charge 3+ (100% in 42 min)
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Tests and performance
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Antutu110000 (v8)724495 (v9)
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Geekbench(single-core)-874 (v5.2)
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Geekbench(multi-core)-3574 (v5.2)
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Cost
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Price190 USD470 USD
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