Alcatel OT-978 vs Allview A4 Duo
Alcatel OT-978
Allview A4 Duo
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 2100HSDPA 900, 2100
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HSDPA speedHSDPAHSDPA
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HSUPA speed-HSUPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-122013-11
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Status2013-11
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Design
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SIMMini-SIMDual SIM (dual stand-by)
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Height127.4 mm116.1 mm
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Width66.1 mm63.2 mm
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Thickness10.9 mm12 mm
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Weight144.5 g110.6 g
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size4.0 inches3.5 inches
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Resolution480 x 800 pixels320 x 480 pixels
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Pixel density233 ppi165 ppi
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Display colors16777216-
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A7
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GPU-Mali-400
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Internal storage512 MB-
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Memory RAM-512 MB
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Memory cardmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v2.3 (Gingerbread)Android OS, v4.2 (Jelly Bean)
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Main camera
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Main camera3.15 MP2 MP
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Primary camera resolution2048 x 1536 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Selfie camera
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Secondary cameraVGA cameraNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3 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, 802.11gWi-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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Bluetoothv3.0v4.0
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Bluetooth A2DPYesYes
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Bluetooth EDR-Yes
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GPSYes, with A-GPSNo
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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 Email-Push Email
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity-1200 mAh
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Talk time-8 h 20 min
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Standby time-200 h
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