BLU Vivo XL4 vs DEXP B450
BLU Vivo XL4
DEXP B450
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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, 1700(AWS), 1900, 2100HSDPA 900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 28(700), 66(1700/2100)-
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HSDPA speed42.2 Mbps21 Mbps
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HSUPA speed11.5 Mbps5.76 Mbps
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LTE speedLTE-A (2CA), Cat6, 300 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-122018-11
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Status2018-122018-11
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Design
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BuildAluminium alloy, plasticPlastic
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SIMDual SIM (Micro-SIM/Nano-SIM, dual stand-by)Dual SIM (Micro-SIM, dual stand-by)
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Height157.2 mm145.6 mm
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Width76.2 mm72.1 mm
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Thickness8 mm9 mm
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Weight178 g148 g
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ColorsBlack, GoldBlack, Gold
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Display
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Display typeIPS capacitive touchscreenIPS
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Physical size6.2 inches5 inches
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Resolution720 x 1520 pixels480 x 854 pixels
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Pixel density271 ppi196 ppi
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Display colors1677721616777216
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.0 GHz Cortex-A53Quad-core 1.3 GHz Cortex-A7
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CPU(second)quad-core 1.5 GHz Cortex-A53
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ChipsetMediatek MT6762 Helio P22Mediatek MT6580M
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GPUPowerVR GE8320Mali-400 MP2
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Memory RAM3 GB1 GB
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Internal storage32 GB8 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max128 GB32 GB
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OS
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OSAndroid 8.1 OreoAndroid 8.1 Oreo
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Main camera
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Camera typeDual-
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Main camera13 MP, f/2.0 , 1/3"5 MP
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2 MP
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Primary camera resolution4160 x 3120 pixels2592 x 1944 pixels
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Primary camera video1080p@30fps720p@30fps
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Primary camera flashLED flashLED
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Primary camera phase detection autofocusphase detection autofocus-
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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-modeContinuous shooting, digital zoom, geotagging, panorama, HDR, white balance settings, ISO settings, exposure compensation, self-timer, scene mode
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Selfie camera
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Selfie camera13 MP, f/2.2 , 1/4"2 MP
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Selfie camera resolution4160 x 3120 pixels1600 x 1200 pixels
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Selfie camera video1080p@30fps480p@30fps MP
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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 802.11a, 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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SensorsAccelerometer, compass, fingerprint, light, proximityAccelerometer
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity4000 mAh2000 mAh
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Battery removableNon-removableRemovable
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Talk time 2G30 h-
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Talk time 3G24 h-
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Standby time 2G750 h-
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Standby time 3G650 h-
