BLU X Link vs vivo Y91
BLU X Link
vivo Y91
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800
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3G network-HSDPA 850, 900, 2100
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4G network-LTE
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE, Cat5, 150 Mbps download, 75 Mbps upload
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GPRSYesYes
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EDGENoYes
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Availability
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Oficially announced2018-32018-11
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Status2018-52018-11
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Design
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BuildAluminum bodyPlastic
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SIMMini-SIMDual SIM (Nano-SIM, dual stand-by)
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Height45.8 mm155.1 mm
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Width54 mm75.1 mm
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Thickness13.9 mm8.3 mm
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Weight65 g163.5 g
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WaterproofIP54-
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Dust proofIP54-
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ColorsBlack, Rose Gold, SilverBlack, Blue
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size1.1 inches6.22 inches
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Resolution240 x 240 pixels720 x 1520 pixels
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Pixel density309 ppi270 ppi
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Display colors1677721616777216
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Protection-2.5D curved glass screen
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPU256 MHz1.95 GHz Dual-core Cortex-A53
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CPU(second)Hexa-core 1.45 GHz Cortex-A53
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ChipsetMediatek MT2502Qualcomm SDM439 Snapdragon 439
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GPU-Adreno 505
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Memory RAM4 MB3 GB
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Internal storage4 MB32 GB
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Memory card-microSD, microSDHC, microSDXC
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Memory card max-256 GB
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtones-
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Earpiece-Yes
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Multimedia
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RadioNoFM Radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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USBNomicroUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.2
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Bluetooth A2DP-Yes
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bluetooth LE-Yes
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GPSNoYes, with A-GPS
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GLONASS-Yes
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BDS-Yes
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Features
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Messaging SMSSMS-
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Messaging EmailEmail-
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JavaNo-
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SensorsAccelerometer, heart rateAccelerometer, compass, fingerprint, proximity
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Browser
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HTML-HTML5
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BrowserNo-
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity320 mAh4030 mAh
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Battery removableNon-removableNon-removable
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OS
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OS-Funtouch 4.5 OS (Android 8.1 Oreo)
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Main camera
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Camera type-Dual
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Main camera13 MP, f/2.2
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2 MP, f/2.4
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Primary camera resolution-4160 x 3120 pixels
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Primary camera video-1080p@30fps
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Primary camera flash-LED flash
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Primary camera phase detection autofocus-phase detection autofocus
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Camera features-Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera8 MP, f/2.0
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Selfie camera resolution-3264 x 2448 pixels
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Selfie camera video-720p@30fps