NIU Niutek 3.5D2 vs Vodafone Chat 655
NIU Niutek 3.5D2
Vodafone Chat 655
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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, 1900HSDPA 2100
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HSDPA speed21.1 MbpsHSDPA
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HSUPA speed5.76 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-82014-12
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Status2014-102014-12
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Design
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SIMDual SIM (Mini-SIM/ Micro-SIM)Mini-SIM
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Height116 mm112 mm
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Width61 mm61.1 mm
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Thickness11.5 mm11 mm
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Weight98 g104 g
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Keyboard-QWERTY
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ColorsBlack, Blue, Green, Red, WhiteGray
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size3.5 inches2.4 inches
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Resolution320 x 480 pixels320 x 240 pixels
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Pixel density165 ppi167 ppi
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Display colors262144-
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A7
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ChipsetMediatek MT6572M-
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GPUMali-400-
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Memory ROM2 GB-
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Memory RAM256 MB-
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Internal storage-64 MB
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Memory cardmicroSDmicroSD
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Memory card max64 GB16 GB
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OS
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OSAndroid OS, v4.2 (Jelly Bean)-
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Main camera
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Main camera2 MP2 MP
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Primary camera resolution1600 x 1200 pixels1600 x 1200 pixels
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Primary camera video480p@30fpsvideo
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Primary camera flashLED flash-
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Camera featuresFace detection, panorama-
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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, WAV ringtonesVibration, MP3 ringtones
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Multimedia
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Radio FMStereo FM radioFM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11nWi-Fi
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.02.0
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Bluetoothv3.0Yes
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Bluetooth A2DPYes-
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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 IMIMIM
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Messaging Push EmailPush Email-
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JavaYes, via Java MIDP emulatorYes
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SensorsAccelerometer-
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Browser
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HTMLHTML5Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1200 mAh-
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Talk time-5 h
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Talk time 2G8 h-
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Talk time 3G6 h-
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Standby time-509 h
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Standby time 2G400 h-
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Standby time 3G320 h-
