vivo X Fold vs vivo Y51a
vivo X Fold
vivo Y51a
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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, 66LTE frequency band 1, 3, 5, 8, 40
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5G network5G 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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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-ALTE-A, 603 Mbps download, 151 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-042021-01
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Status2022-042021-01
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Design
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BuildAluminium alloy, glassPlastic
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SIMNano-SIMDual SIM (Nano-SIM, dual stand-by)
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Height162 mm163.9 mm
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Width74.5 mm75.3 mm
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Thickness14.6 mm8.4 mm
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Height unfolded162 mm-
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Width unfolded144.9 mm-
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Thickness unfolded6.3 mm-
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Weight311 g188 g
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ColorsBlack, BlueCrystal Symphony, Titanium Sapphire
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Display
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Display typeFoldable LTPO 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+-
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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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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.0 GHz Cortex-X2Quad-core 2.0 GHz Kryo 260 Gold
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CPU(second)Triple-core 2.50 GHz Cortex-A710quad-core 1.8 GHz Kryo 260 Silver
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CPU(third)Quad-core 1.8 GHz Cortex-A510
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ChipsetQualcomm SM8450 Snapdragon 8 Gen 1Qualcomm SM6115 Snapdragon 662
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GPUAdreno 730Adreno 610
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Memory RAM12 GB8 GB
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Internal storage256, 512 GB128 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-1 TB
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StorageUFS 3.1-
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OS
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OSAndroid 12, Origin OS OceanAndroid 11, Funtouch 11
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Main camera
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Camera typeQuadTriple
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Main camera(wide) , 50 MP, f/1.8 , 1/1.57" , 1.0 µm(wide) , 48 MP, f/1.8 , 1/2.0" , 0.8 µm
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(periscope telephoto) , 8 MP, f/3.4 , 125 mm, 5x optical zoom(ultrawide) , 8 MP, f/2.2 , 120˚ , 1/4.0" , 1.12 µm
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(telephoto) , 12 MP, f/2.0 , 47 mm, 2x optical zoom(macro) , 2 MP, f/2.4
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(ultrawide) , 48 MP, f/2.2 , 114˚ , 14 mm
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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 pixels4640 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, 802.11axWi-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 BandYesYes
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USBType-C 3.1Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX HD-
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InfraredYes-
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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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NavICYes-
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Features
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SensorsAccelerometer, barometer, compass, 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 capacity4600 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes, 66W (100% in 37 min)Quick Charge
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Wireless reverse chargingYes, 10W-
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Fast wireless chargingYes, 50W-
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Talk time 3G22.6 h-
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Tests and performance
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Antutu1073500 (v9)178300 (v8)
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Geekbench(single-core)1278 (v5.2)317 (v5.2)
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Geekbench(multi-core)4189 (v5.2)1384 (v5.2)
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Cost
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Price1430 USD240 USD