DEXP B255 vs Samsung Galaxy Tab A7 10.4 (2020)
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DEXP B255
Samsung Galaxy Tab A7 10.4 (2020)
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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 900, 2100HSDPA 850, 900, 1900, 2100
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4G network-LTE
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HSDPA speed21 Mbps-
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HSUPA speed5.76 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-112020-09
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Status2018-112020-09
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Design
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BuildMetal, plastic-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)Nano-SIM
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Height147.8 mm157.4 mm
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Width71.5 mm247.6 mm
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Thickness8.8 mm7 mm
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Weight151 g476(Wi-Fi)/477(LTE) g
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ColorsGreyGrey, Gold, Silver
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Display
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Display typeIPSIPS LCD capacitive touchscreen
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Physical size5.5 inches10.4 inches
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Resolution640 x 1280 pixels1200 x 2000 pixels
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Pixel density260 ppi224 ppi
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Display colors1677721616777216
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MultitouchYes-
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A7Quad-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 MT6580AQualcomm SM6115 Snapdragon 662
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GPUMali-400 MP2Adreno 610
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Memory RAM1 GB3 GB
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Internal storage8 GB32, 64 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max32 GB-
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OS
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OSAndroid 7.0 NougatOne UI 2.1 (Android 10)
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Main camera
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Camera typeDualSingle
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Main camera8 MP8 MP
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0.3 MP
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video1080p@30fps1080p@30fps
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Primary camera flashLED-
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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-
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Selfie camera
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Selfie camera2 MP5 MP
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Selfie camera resolution1600 x 1200 pixels-
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Selfie camera video480p@30fps MP1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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EarpieceYes-
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Multimedia
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RadioFM RadioNo
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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 1.0 reversible connector
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Bluetoothv4.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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SensorsAccelerometerAccelerometer, compass, gyro, 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 capacity3000 mAh7040 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Cost
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Price-280 USD
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