Tecno Spark 4 vs vivo Y51a
Tecno Spark 4
vivo Y51a
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 3, 5, 8, 38, 40, 41LTE frequency band 1, 3, 5, 8, 40
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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, Cat4, 150 Mbps download, 50 Mbps uploadLTE-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 announced2019-092021-01
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Status2019-092021-01
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Design
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BuildGlass front, plastic back, plastic framePlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height165.3 mm163.9 mm
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Width75.9 mm75.3 mm
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Thickness8.2 mm8.4 mm
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Weight176 g188 g
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ColorsBlue, PurpleCrystal Symphony, Titanium Sapphire
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Display
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Display typeIPS LCDIPS LCD
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Physical size6.52 inches6.58 inches
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Resolution720 x 1600 pixels1080 x 2408 pixels
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Pixel density269 ppi401 ppi
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Display colors1677721616777216
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Hardware
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CPU-Octa-core
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CPUQuad-core 2.0 GHz Cortex-A53Quad-core 2.0 GHz Kryo 260 Gold
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CPU(second)quad-core 1.8 GHz Kryo 260 Silver
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ChipsetMediaTek Helio A22 MT6761Qualcomm SM6115 Snapdragon 662
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GPUPowerVR GE8300Adreno 610
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Memory RAM2, 3 GB8 GB
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Internal storage32 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max128 GB1 TB
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StorageeMMC 5.1-
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OS
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OSAndroid 9.0 Pie, HIOS 5.5Android 11, Funtouch 11
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Main camera
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Camera typeTripleTriple
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Main camera13 MP, f/1.848 MP, f/1.8 , (wide) , 1/2.0" , 0.8 µm
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2 MP8 MP, (ultrawide) , f/2.2 , 120˚ , 1/4.0" , 1.12 µm
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0.3 MP2 MP, (macro) , f/2.4
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Primary camera resolution4128 x 3096 pixels8000 x 6000 pixels
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Primary camera video720p@30fps4K@30fps, 1080p@30fps, gyro-EIS
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Primary camera flashdual-LED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, 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, 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 camera8 MP, f/2.016 MP, f/2.0 , (wide) , 1/3.06" , 1.0 µm
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Selfie camera resolution3264 x 2448 pixels4640 x 3456 pixels
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Selfie camera featuresFace unlock-
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Selfie camera video720p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioFM RadioFM Radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-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 Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCNoNo
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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BDS-Yes
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Features
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SensorsAccelerometer, fingerprint, 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-IonLi-Po
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Battery capacity4000 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Quick Charge
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Tests and performance
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Antutu80070 (v9)178300 (v8)
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Geekbench(single-core)774 (v4.0)317 (v5.2)
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Geekbench(multi-core)2201 (v4.0)1384 (v5.2)
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Cost
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Price-240 USD
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