vivo X Fold2 vs vivo y31 2021
vivo X Fold2
vivo y31 2021
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xHSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 66LTE frequency band 1, 3, 5, 8, 38, 40, 41
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5G network5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 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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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-ALTE, Cat4, 150 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2023-042021-01
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Status2023-042021-01
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Design
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BuildAluminium alloy, faux leather, glassGlass front, plastic back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height161.3 mm163.9 mm
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Width73.4 mm75.3 mm
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Thickness12.9 mm8.4 mm
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Height unfolded161.3 mm-
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Width unfolded143.4 mm-
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Thickness unfolded6 mm-
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Weight279 g188 g
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ColorsBlack, Blue, RedPlastic
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Display
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Display typeFoldable LTPO4 AMOLEDIPS LCD
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Physical size8.03 inches6.58 inches
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Resolution1916 x 2160 pixels1080 x 2408 pixels
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Pixel density360 ppi401 ppi
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Display colors1677721616777216
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ProtectionScratch resistant-
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Display features120Hz, HDR10+, Dolby Vision, 1800 nits (peak)-
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Cover displayAMOLED-
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Cover display physical size6.53 inches-
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Cover display resolution1080 x 2520 pixels-
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Cover display features120Hz, HDR10+, Dolby Vision, 1600 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.2 GHz Cortex-X3Quad-core 2.0 GHz Kryo 260 Gold
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CPU(second)dual-core 2.8 GHz Cortex-A715quad-core 1.8 GHz Kryo 260 Silver
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CPU(third)Dual-core 2.8 GHz Cortex-A710
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CPU(fourth)Triple-core 2.0 GHz Cortex-A510
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ChipsetQualcomm SM8550-AB Snapdragon 8 Gen 2Qualcomm SM6115 Snapdragon 662
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GPUAdreno 740Adreno 610
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Memory RAM12 GB6 GB
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Internal storage256, 512 GB128 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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StorageUFS 4.0-
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OS
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OSAndroid 13, Origin OS 3Android 11, Funtouch 11
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 50 MP, f/1.8 , 1/1.49" , 1.0 µm(wide) , 48 MP, f/1.8 , 1/2.0" , 0.8 µm
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(telephoto) , 12 MP, f/2.0 , 47 mm, 1/2.93" , 1.22 µm, 2x optical zoom(macro) , 2 MP, f/2.4
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108˚ , (ultrawide) , 12 MP, f/2.0 , 16 mm, 1/2.93" , 1.22 µm(depth) , 2 MP, f/2.4
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Primary camera resolution8192 x 6144 pixels8000 x 6000 pixels
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Primary camera video8K@30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS4K@30fps, 1080p@30fps, gyro-EIS
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Primary camera opticsZeiss optics-
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Primary camera flashdual-LED flashLED flash
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Camera featuresAutofocus, 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 autofocusAutofocus, continuous shooting, digital zoom, 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 autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 16 MP, f/2.5(wide) , 16 MP, f/2.0 , 1/3.06" , 1.0 µm
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Selfie camera resolution4608 x 3456 pixels4608 x 3456 pixels
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Selfie camera featuresDigital image stabilization, face detection, face unlock, HDR-
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYes, with stereo speakersYes
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EarpieceYesYes
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Multimedia
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RadioNoFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax, 802.11beWi-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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WLAN WiFi Dual Band-Yes
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WiFi Tri-BandYes-
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USBType-C 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.3v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX HD-
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NFCYesNo
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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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QZSSYes-
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Features
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SensorsAccelerometer, barometer, compass, dual screen fingerprint, gyroscope, proximityAccelerometer, 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 capacity4800 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes, 120W (100% in 26 min)Yes (70% in 67 min)
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Wireless reverse chargingYes, 10W-
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Fast wireless chargingYes, 50W (100% in 40 min)-
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Tests and performance
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Antutu1310000 (v9)178300 (v8)
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Geekbench(single-core)1369 (v5.2)415 (v5)
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Geekbench(multi-core)4488 (v5.2)1316 (v5)
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Cost
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Price1460 USD220 USD
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