Alcatel OT-991 vs BLU Vivo IV
Alcatel OT-991
BLU Vivo IV
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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, 1900, 2100HSDPA 850, 1900, 2100
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HSDPA speedHSDPA, 7.2 MbpsHSDPA, 21 Mbps
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HSUPA speed-HSUPA, 5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2012-22014-5
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Status20122014-5
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Design
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SIMMini-SIMMicro-SIM
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Height122 mm145.1 mm
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Width68 mm70.2 mm
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Thickness10.8 mm5.5 mm
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Weight131.3 g129 g
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ColorsBlack, WhiteBlack, White/Gold, White/Silver
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Display
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Display typeTFT capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size4.0 inches5.0 inches
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Resolution320 x 480 pixels1080 x 1920 pixels
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Pixel density144 ppi441 ppi
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Display colors26214416777216
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Hardware
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CPU800 MHz ARM Cortex-A91.7 GHz ARM Cortex-A7 Octa-core
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ChipsetMediatek MT6573Mediatek MT6592
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GPUPowerVR SGX531Mali-450
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Internal storage150 MB16 GB
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Memory RAM-2 GB
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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, v4.2.2 (Jelly Bean)
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Main camera
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Main camera3.15 MP13 MP
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Primary camera resolution2048 x 1536 pixels4128 x 3096 pixels
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Primary camera videovideo1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashLED flash
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Selfie camera
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Secondary cameraYes-
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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 ringtonesVibration, MP3 ringtones
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Multimedia
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Radio FMStereo FM radio with RDSFM radio
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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, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYes-
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GPSYes, with A-GPSYes, 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 Email-Push Email
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WAPWAP 2.0/xHTML-
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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-Po
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Battery capacity1500 mAh2300 mAh
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Battery removable-Non-removable
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Talk time 2G12 h24 h
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Talk time 3G10 h12 h
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Standby time400 h-
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Standby time 2G-750 h
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Standby time 3G-675 h