NIU Niutek 3.5D2 vs Oppo R811 Real
NIU Niutek 3.5D2
Oppo R811 Real
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 850, 1900TD-SCDMA 1880-1920/2010-2025
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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 announced2014-82012-10
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Status2014-102012-12
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Design
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SIMDual SIM (Mini-SIM/ Micro-SIM)Dual SIM (Mini-SIM, dual stand-by)
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Height116 mm115.2 mm
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Width61 mm61.5 mm
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Thickness11.5 mm10.9 mm
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Weight98 g119 g
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ColorsBlack, Blue, Green, Red, WhiteWhite
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size3.5 inches3.5 inches
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Resolution320 x 480 pixels320 x 480 pixels
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Pixel density165 ppi165 ppi
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Display colors26214416777216
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A71 GHz ARM Cortex-A9
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ChipsetMediatek MT6572MMediatek MT6515
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GPUMali-400PowerVR SGX531
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Memory ROM2 GB-
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Memory RAM256 MB512 MB
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Internal storage-4 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, v4.2 (Jelly Bean)Android OS, v4.0.4 (Ice Cream Sandwich)
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Main camera
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Main camera2 MP3.15 MP
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Primary camera resolution1600 x 1200 pixels2048 x 1536 pixels
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Primary camera video480p@30fpsvideo
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Primary camera Autofocus-autofocus
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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 cameraYes
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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, WAV ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv3.0Yes
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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 IMIM-
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Messaging Push EmailPush EmailPush Email
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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SensorsAccelerometer-
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1200 mAh1520 mAh
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Talk time-10 h
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Talk time 2G8 h-
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Talk time 3G6 h-
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Standby time-250 h
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Standby time 2G400 h-
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Standby time 3G320 h-