Amazon Fire HD 7 vs NIU Niutek 3.5D2
Amazon Fire HD 7
NIU Niutek 3.5D2
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 1900
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HSDPA speed-21.1 Mbps
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HSUPA speed-5.76 Mbps
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GPRSYes
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EDGEYes
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Availability
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Status2014-102014-10
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Oficially announced2014-92014-8
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Design
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SIMNoDual SIM (Mini-SIM/ Micro-SIM)
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Height191 mm116 mm
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Width128 mm61 mm
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Thickness10.6 mm11.5 mm
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Weight337 g98 g
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ColorsBlack, Citron, Cobalt, Magenta, WhiteBlack, Blue, Green, Red, White
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Display
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Display typeIPS LCD capacitive touchscreenTFT capacitive touchscreen
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Physical size7.0 inches3.5 inches
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Resolution800 x 1280 pixels320 x 480 pixels
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Pixel density216 ppi165 ppi
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Display colors16777216262144
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Hardware
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CPUQuad-core 1.5 GHzDual-core 1 GHz ARM Cortex-A7
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Chipset-Mediatek MT6572M
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GPU-Mali-400
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Memory ROM-2 GB
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Memory RAM1 GB256 MB
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Internal storage8, 16 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, v4.4 (KitKat)Android 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 video1080p480p@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 cameraVGA cameraVGA camera
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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USBv2.0(Slimport)microUSB 2.0
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BluetoothYesv3.0
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Bluetooth A2DP-Yes
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GPSNoYes, with A-GPS
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, gyroAccelerometer
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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 capacity-1200 mAh
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Battery removableNon-removable-
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Talk time8 h-
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Talk time 2G-8 h
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Talk time 3G-6 h
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Standby time--
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Standby time 2G-400 h
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Standby time 3G-320 h