NIU Tek 4D2 vs verykool R27
NIU Tek 4D2
verykool R27
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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 850, 1900
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA speed-HSPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-82014-9
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Status2014-112014-10
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Design
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SIMDual SIM (Mini-SIM/ Micro-SIM)Mini-SIM
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Height123 mm111.4 mm
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Width63 mm51.5 mm
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Thickness10.3 mm15.6 mm
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Weight152 g110 g
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ColorsBlack, Blue, Gray, Orange, WhiteBlack
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Display
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Display typeTFTTFT
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Physical size4.0 inches2.2 inches
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Resolution480 x 800 pixels176 x 220 pixels
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Pixel density233 ppi128 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 ROM-128 MB
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Memory RAM512 MB32 MB
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Internal storage4 GB-
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Memory cardmicroSDmicroSD
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Memory card max64 GB32 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)-
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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 video480p@30fps144p
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, face detection, panorama-
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Selfie camera
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Secondary camera-No
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Selfie camera1.3 MP
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Sound
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3.5mm jackYesNo
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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 radioStereo FM radio
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Radio antenna-built-in antenna
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.02.0
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Bluetoothv4.0v2.1
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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
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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JavaYes, via Java MIDP emulatorNo
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SensorsAccelerometer-
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Browser
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HTMLHTML5-
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Browser-No
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1200 mAh900 mAh
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Talk time-4 h
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Talk time 2G8 h-
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Talk time 3G6 h-
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Standby time-216 h
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Standby time 2G400 h-
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Standby time 3G320 h-