Microsoft Surface vs NIU GO 21
Microsoft Surface
NIU GO 21
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Network
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2G networkGSM 850, 900, 1800, 1900
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GPRSYes
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EDGE
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Availability
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Oficially announced2012-102014-5
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Status2012-112014-6
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Design
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SIMNoDual SIM (Mini-SIM)
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Height274.6 mm105 mm
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Width172 mm44.9 mm
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Thickness9.4 mm14.2 mm
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Weight680.4 g66 g
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ColorsDark TitaniumBlack, Blue, Gray, Green, Orange, Red
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size10.6 inches1.8 inches
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Resolution1366 x 768 pixels128 x 160 pixels
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Pixel density148 ppi114 ppi
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Display colors1677721666560
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A9
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ChipsetNvidia Tegra 3 T30-
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GPUULP GeForce-
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Memory RAM2 GB-
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Internal storage32, 64 GB64 Mbit
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Memory cardmicroSDmicroSD
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Memory card max64 GB32 GB
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OS
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OSMicrosoft Windows 8 RT-
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Main camera
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Main camera1.2 MP
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Primary camera resolution1280 x 800 pixels640 x 480 pixels
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Primary camera video720pno
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Selfie camera
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Secondary camera-No
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Selfie camera1.2 MP
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Selfie camera video720p@30fps-
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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 ringtonesVibration, MP3 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 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USB2.0microUSB 2.0
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USB hostYes-
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Bluetoothv4.0v2.1
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Bluetooth A2DPYes-
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Bluetooth EDR-Yes
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GPSNoNo
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Features
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Messaging SMS-SMS
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Messaging MMS-MMS
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Messaging EmailEmail-
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Messaging IMIMIM
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Messaging Push EmailPush Email-
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WAP-Yes
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JavaNoNo
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity-650 mAh
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Battery removableNon-removable-
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Talk time8 h6 h
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Standby time360 h200 h
