Samsung Galaxy A02s vs vivo Y78
Samsung Galaxy A02s
vivo Y78
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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, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 38, 39, 40, 41
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5G network-5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 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, Cat4, 150 Mbps download, 50 Mbps uploadLTE-A, 750 Mbps download, 211 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2021-022023-06
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Oficially announced2020-112023-05
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Design
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BuildPlasticGlass front, plastic frame, plastic back
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SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height164.2 mm164.3 mm
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Width75.9 mm74.8 mm
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Thickness9.1 mm7.9 mm
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Weight196 g177 g
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Waterproof-IP54
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Dust proof-IP54
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ColorsBlack, WhiteBlack, Gold
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Display
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Display typePLS IPSAMOLED
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Physical size6.5 inches6.78 inches
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Resolution720 x 1600 pixels1080 x 2400 pixels
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Pixel density270 ppi388 ppi
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Display colors1677721616777216
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Protection-2.5D curved glass screen
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Display featuresInfinity-V Display-
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Hardware
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CPU-Octa-core
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CPUOcta-core 1.8 GHz Cortex-A53Dual-core 2.2 GHz Kryo 660 Gold
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CPU(second)Hexa-core 1.7 GHz Kryo 660 Silver
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ChipsetQualcomm SDM450 Snapdragon 450Qualcomm SM6375 Snapdragon 695 5G
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GPUAdreno 506Adreno 619
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Memory RAM3 GB8 GB
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Internal storage32 GB256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max1 TB-
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StorageeMMC 5.1-
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OS
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OSAndroid 10, One UI 2.0Android 13, Funtouch 13
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 13 MP, f/2.2 , 1/3.1" , 1.12 µm(wide) , 64 MP, f/1.8
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(macro) , 2 MP, f/2.4(macro) , 2 MP, f/2.4
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(depth) , 2 MP, f/2.4(depth) , 2 MP, f/2.4
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Primary camera resolution4160 x 3120 pixels8190 x 6120 pixels
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Primary camera video-1080p@30fps
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Primary camera flashLED 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-mode, macro-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, macro-mode, phase detection autofocus
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Selfie camera
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Selfie camera type-Single
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Selfie camera5 MP, f/2.216 MP, f/2.5 , (wide)
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Selfie camera resolution2560 x 1920 pixels3264 x 2448 pixels
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Selfie camera featuresFace unlockFace 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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RadioNoNo
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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 DirectYesYes
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WLAN WiFi Dual Band-Yes
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USBType-C 2.0Type-C 2.0
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USB On-The-Go-Yes
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Bluetoothv4.2v5.1
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFCNoYes
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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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QZSS-Yes
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Features
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SensorsAccelerometerAccelerometer, 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 capacity5000 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes, 44W
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Tests and performance
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Antutu92177 (v8)485000 (v9)
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Geekbench(single-core)160 (v5.2)-
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Geekbench(multi-core)907 (v5.2)-
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SAR value
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SAR EU(head)0.4 W/kg-
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SAR EU(body)1.37 W/kg-
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Cost
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Price180 USD200 USD
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