Xiaomi Redmi K40 Pro vs vivo X Fold
Xiaomi Redmi K40 Pro
vivo X Fold
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xHSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 66
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5G network5G band 1, 3, 28, 41, 77, 78 SA/NSA/Sub65G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78, 79 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-A, 1174 Mbps download, 210 Mbps uploadLTE-A
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GPRSYesYes
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EDGEClass 8Yes
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Availability
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Oficially announced2021-022022-04
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Status2021-032022-04
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Design
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BuildGlass, MetalAluminium alloy, glass
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SIMDual SIM (Nano-SIM, dual stand-by)Nano-SIM
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Height163.7 mm162 mm
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Width76.4 mm74.5 mm
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Thickness7.8 mm14.6 mm
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Height unfolded-162 mm
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Width unfolded-144.9 mm
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Thickness unfolded-6.3 mm
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Weight196 g311 g
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Splash resistantIP53-
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Dust proofIP53-
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ColorsAurora, Black, WhiteBlack, Blue
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Display
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Display typeSuper AMOLEDFoldable LTPO AMOLED
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Physical size6.67 inches8.03 inches
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Resolution1080 x 2400 pixels1916 x 2160 pixels
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Pixel density395 ppi360 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 3D curved glass screen, Corning Gorilla Glass 5Scratch resistant
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Display features120Hz, HDR10+, 1300 nits (peak), sunscreen 3.0, night light screen120Hz, HDR10+
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Cover display-AMOLED
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Cover display physical size-6.53 inches
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Cover display resolution-1080 x 2520 pixels
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.84 GHz Kryo 680Single-core 3.0 GHz Cortex-X2
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CPU(second)Triple-core 2.42 GHz Kryo 680Triple-core 2.50 GHz Cortex-A710
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CPU(third)Quad-core 1.80 GHz Kryo 680Quad-core 1.8 GHz Cortex-A510
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ChipsetQualcomm SM8350 Snapdragon 888Qualcomm SM8450 Snapdragon 8 Gen 1
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GPUAdreno 660Adreno 730
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Memory RAM6, 8 GB12 GB
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Internal storage128, 256 GB256, 512 GB
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Memory cardNoNo
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StorageUFS 3.1UFS 3.1
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OS
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OSAndroid 11, MIUI 12Android 12, Origin OS Ocean
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Main camera
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Camera typeTripleQuad
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Main camera(wide) , 64 MP, f/1.9 , 26 mm, 1/1.7" , 0.8 µm(wide) , 50 MP, f/1.8 , 1/1.57" , 1.0 µm
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(ultrawide) , 8 MP, f/2.2 , 119˚(periscope telephoto) , 8 MP, f/3.4 , 125 mm, 5x optical zoom
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(macro) , 5 MP, 50 mm, 1/5.0" , 1.12 µm(telephoto) , 12 MP, 47 mm, f/2.0 , 2x optical zoom
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(ultrawide) , 48 MP, f/2.2 , 114˚ , 14 mm
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Primary camera resolution9280 x 6920 pixels8192 x 6144 pixels
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Primary camera video8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+8K@30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS
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Primary camera optics-Zeiss optics
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Primary camera flashLED flashdual-LED 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-mode, phase detection autofocusAutofocus, continuous autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 20 MP, 1/3.4" , 0.8 µm(wide) , 16 MP, f/2.5
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Selfie camera resolution5184 x 3880 pixels4608 x 3456 pixels
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Selfie camera featuresFace unlock, HDRDigital image stabilization, face detection, face unlock, HDR
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Selfie camera video1080p@30fps, 720p@120fps1080p@30fps
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Sound
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3.5mm jackNoNo
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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, 802.11ac, 802.11axWi-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 3.1
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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 AptX-aptX HD
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InfraredYesYes
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NFCYesYes
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GPSYes, with dual-band A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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QZSSYesYes
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NavICYesYes
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Features
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SensorsAccelerometer, barometer, color spectrum, compass, fingerprint, gyroscope, proximityAccelerometer, barometer, 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 capacity4520 mAh4600 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 3.0 (100% in 52 min)Yes, 66W (100% in 37 min)
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Wireless reverse charging-Yes, 10W
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Fast wireless charging-Yes, 50W
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Talk time 3G-22.6 h
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Tests and performance
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Antutu727466 (v8)1073500 (v9)
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Geekbench(single-core)1132 (v5.2)1278 (v5.2)
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Geekbench(multi-core)3847 (v5.2)4189 (v5.2)
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Cost
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Price580 USD1430 USD
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