BLU Vivo IV vs Celkon Q455
BLU Vivo IV
Celkon Q455
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 850, 1900, 2100HSDPA 2100
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HSDPA speedHSDPA, 21 MbpsHSDPA
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HSUPA speedHSUPA, 5.76 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-52014-12
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Status2014-52014-12
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Design
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SIMMicro-SIMDual SIM (Mini-SIM)
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Height145.1 mm136.5 mm
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Width70.2 mm68 mm
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Thickness5.5 mm7.9 mm
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Weight129 g83.7 g
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ColorsBlack, White/Gold, White/SilverBlack, Blue, White
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.0 inches4.5 inches
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Resolution1080 x 1920 pixels540 x 960 pixels
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Pixel density441 ppi245 ppi
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Display colors16777216-
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Hardware
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CPUOcta-core 1.7 GHz ARM Cortex-A7Quad-core 1.2 GHz
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ChipsetMediatek MT6592-
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GPUMali-450-
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Memory RAM2 GB1 GB
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Internal storage16 GB16 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, v4.2.2 (Jelly Bean)Android OS, v4.4.2 (KitKat)
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Main camera
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Main camera13 MP8 MP
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Primary camera resolution4128 x 3096 pixels3264 x 2448 pixels
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Selfie camera5 MP1.3 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, Polyphonic, MP3 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 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0Yes
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GPSYes, with A-GPSYes
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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 IMIM-
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Messaging Push EmailPush 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-PoLi-Ion
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Battery capacity2300 mAh2000 mAh
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Battery removableNon-removable-
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Talk time 2G24 h-
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Talk time 3G12 h6 h
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Standby time--
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Standby time 2G750 h-
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Standby time 3G675 h-