Oppo Reno Ace vs Xiaomi Redmi K40 Pro
Oppo Reno Ace
Xiaomi Redmi K40 Pro
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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 800, 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 8(900), 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, 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 speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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EV-DO speed3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE Cat15, 798 Mbps download, 226 Mbps uploadLTE-A, 1174 Mbps download, 210 Mbps upload
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GPRSYesYes
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EDGEYesClass 8
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Availability
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Oficially announced2019-102021-02
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Status2019-102021-03
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Design
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BuildAluminium alloy, glassGlass, Metal
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height161 mm163.7 mm
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Width75.7 mm76.4 mm
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Thickness8.7 mm7.8 mm
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Weight200 g196 g
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Splash resistant-IP53
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Dust proof-IP53
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ColorsPurple, BlueAurora, Black, White
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Display
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Display typeAMOLED capacitive touchscreenSuper AMOLED
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Physical size6.5 inches6.67 inches
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Resolution1080 x 2400 pixels1080 x 2400 pixels
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Pixel density405 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 6Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
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MultitouchYes-
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Display featuresHDR, DCI-P3 100%120Hz, HDR10+, 1300 nits (peak), sunscreen 3.0, night light screen
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.96 GHz Kryo 485Single-core 2.84 GHz Kryo 680
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CPU(second)Triple-core 2.42 GHz Kryo 485Triple-core 2.42 GHz Kryo 680
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CPU(third)Quad-core 1.8 GHz Kryo 485Quad-core 1.80 GHz Kryo 680
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ChipsetQualcomm SDM855 Snapdragon 855+Qualcomm SM8350 Snapdragon 888
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GPUAdreno 640Adreno 660
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Internal storage256 GB128, 256 GB
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Memory RAM8, 12 GB6, 8 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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StorageUFS 3.0UFS 3.1
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OS
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OSColorOS 6.1 (Android 9.0 Pie)Android 11, MIUI 12
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Main camera
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Camera typeQuadTriple
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Main camera48 MP, f/1.7 , 1/2.0" , 0.8 µm, 2x optical zoom64 MP, f/1.9 , 1/1.7" , 0.8 µm, (wide) , 26 mm
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13 MP, f/2.4 , 1/3.4" , 1.0 µm8 MP, f/2.2 , (ultrawide) , 119˚
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8 MP, f/2.2 , 1/3.2" , 1.4 µm5 MP, 1/5.0" , 1.12 µm, (macro) , 50 mm
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2 MP, f/2.4 , 1/5" , 1.75 µm
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Primary camera resolution8000 x 6000 pixels9280 x 6920 pixels
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Primary camera video2160p@30/60fps, 1080p@30/60/120fps (gyro-EIS); video rec. only with main camera8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, 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-modeAutofocus, 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 type-Single
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Selfie camera16 MP, f/2.0 , 26 mm, 1/3.1" , 1.0 µm20 MP, 1/3.4" , 0.8 µm, (wide)
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Selfie camera resolution4608 x 3456 pixels5184 x 3880 pixels
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Selfie camera features-Face 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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LoudspeakerYesYes, with stereo speakers
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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, 802.11ax
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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-GoYesYes
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth EDRYes-
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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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BeidouYes-
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BDS-Yes
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QZSS-Yes
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NavIC-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, 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 capacity4000 mAh4520 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingSuperVOOC 2.0 (100% in 30 min)Quick Charge 3.0 (100% in 52 min)
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Cost
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Price410 USD580 USD
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Tests and performance
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Antutu-727466 (v8)
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Geekbench(single-core)-1132 (v5.2)
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Geekbench(multi-core)-3847 (v5.2)