Celkon A97 vs NIU Niutek 3.5D2
Celkon A97
NIU Niutek 3.5D2
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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, 900, 1900, 2100HSDPA 850, 1900
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HSDPA speedHSDPA21.1 Mbps
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HSUPA speedHSUPA5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20122014-8
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Status20122014-10
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM/ Micro-SIM)
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Height124 mm116 mm
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Width64 mm61 mm
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Thickness11 mm11.5 mm
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Weight130 g98 g
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ColorsBlackBlack, Blue, Green, Red, White
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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 colors-262144
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Hardware
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CPU1 GHz ARM Cortex-A91 GHz ARM Cortex-A7 Dual-core
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ChipsetMediatek MT6575Mediatek MT6572M
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GPUPowerVR SGX531Mali-400
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Memory ROM-2 GB
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Memory RAM-256 MB
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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, v2.3.6 (Gingerbread)Android OS, v4.2 (Jelly Bean)
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Main camera
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Main camera5 MP2 MP
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Primary camera resolution2592 x 1944 pixels1600 x 1200 pixels
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Primary camera videovideo480p@30fps
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Primary camera flash-LED flash
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Camera features-Face detection, panorama
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Selfie camera
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Secondary cameraYesVGA camera
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMStereo FM radio with RDSStereo FM radio
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Radio recordingFM recording-
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Radio transmitterFM transmitter-
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Connectivity
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WLANWi-Fi 802.11b, 802.11gWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv2.0v3.0
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Bluetooth A2DPYesYes
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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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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Sensors-Accelerometer
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1500 mAh1200 mAh
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Talk time9 h 10 min-
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Talk time 2G-8 h
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Talk time 3G-6 h
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Standby time350 h-
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Standby time 2G-400 h
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Standby time 3G-320 h