Allview A4 Duo vs BLU Dash X LTE
Allview A4 Duo
BLU Dash X LTE
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 1700, 1900, 2100
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HSDPA speedHSDPA21.1 Mbps
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HSUPA speedHSUPA5.76 Mbps
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LTE speed-LTE, Cat4, 150 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 announced2013-112015-11
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Status2013-112015-11
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Design
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SIMDual SIM (dual stand-by)Dual SIM
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Height116.1 mm142.5 mm
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Width63.2 mm71 mm
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Thickness12 mm9.3 mm
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Weight110.6 g157 g
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ColorsBlackBlack, White
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size3.5 inches5.0 inches
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Resolution320 x 480 pixels720 x 1280 pixels
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Pixel density165 ppi294 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A7Quad-core 1.1 GHz ARM Cortex-A7
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Chipset-Qualcomm MSM8909 Snapdragon 210
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GPUMali-400Adreno 304
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Memory RAM512 MB1 GB
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Internal storage-8 GB
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Memory cardmicroSD
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Memory card max-64 GB
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OS
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OSAndroid OS, v4.2 (Jelly Bean)Android OS, v5.1 (Lollipop)
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Main camera
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Main camera2 MP8 MP
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Primary camera resolution1600 x 1200 pixels3264 x 2448 pixels
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Primary camera videovideo1080p@30fps
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Primary camera flash-LED flash
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Camera features-Yes
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Selfie camera
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Secondary cameraNo-
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Selfie camera5 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM 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 HotspotYesYes
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.1
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Bluetooth A2DPYes-
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Bluetooth EDRYes-
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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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, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1200 mAh2500 mAh
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Talk time8 h 20 min-
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Talk time 2G-26 h
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Talk time 3G-16 h
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Standby time200 h-
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Standby time 2G-825 h
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Standby time 3G-725 h