Acer Iconia Tab B1-A71 vs BLU Vivo Selfie
Acer Iconia Tab B1-A71
BLU Vivo Selfie
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 1700(AWS), 1900
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HSDPA speed-21.1 Mbps
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HSUPA speed-5.76 Mbps
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2013-12015-7
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Status2013-12015-7
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Design
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SIMNoDual SIM (Micro-SIM, dual stand-by)
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Height197.4 mm141 mm
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Width128.5 mm68.4 mm
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Thickness11.3 mm7.8 mm
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Weight320 g111 g
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ColorsBlackBlack, White
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Display
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Display typeTFT capacitive touchscreenAMOLED capacitive touchscreen
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Physical size7.0 inches4.8 inches
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Resolution600 x 1024 pixels720 x 1280 pixels
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Pixel density170 ppi306 ppi
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Display colors26214416777216
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Hardware
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CPUDual-core 1.2 GHz ARM Cortex-A9Quad-core 1.3 GHz ARM Cortex-A7
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ChipsetMediatek MT8317Mediatek MT6582
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GPUSGX531uMali-400
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Memory RAM512 MB1 GB
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Internal storage8, 16 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB64 GB
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OS
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OSAndroid OS, v4.1 (Jelly Bean)Android OS, v5.0 (Lollipop)
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Main camera
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Main camera8 MP
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Primary camera resolution640 x 480 pixels3264 x 2448 pixels
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Primary camera videovideo1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Camera features-Geo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Flash-LED flash
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Secondary cameraNo-
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Selfie camera8 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsN/AVibration; MP3, WAV ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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GPSYesYes, with A-GPS
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, gravity, 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 capacity2710 mAh2300 mAh
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Battery removableNon-removableNon-removable
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Talk time--
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Talk time 2G-24 h
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Talk time 3G-12 h
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Standby time--
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Standby time 2G-750 h
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Standby time 3G-675 h
