Cat B100 vs NIU GO 21
Cat B100
NIU GO 21
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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, 1700, 1900, 2100-
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-122014-5
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Status2014-122014-6
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Design
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SIMYesDual SIM (Mini-SIM)
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Height123 mm105 mm
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Width56 mm44.9 mm
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Thickness17.5 mm14.2 mm
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Weight136 g66 g
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ColorsBlackBlack, Blue, Gray, Green, Orange, Red
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Display
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Display typeTFTTFT
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Physical size2.2 inches1.8 inches
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Resolution240 x 320 pixels128 x 160 pixels
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Pixel density182 ppi114 ppi
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Display colors-66560
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Hardware
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ChipsetMediatek MT6276W-
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Memory ROM128 MB-
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Memory RAM64 MB-
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Internal storage-64 Mbit
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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Main camera
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Main camera3.15 MP
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Primary camera resolution2048 x 1536 pixels640 x 480 pixels
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Primary camera video320p@30fpsno
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; Polyphonic, MP3 ringtonesVibration, MP3 ringtones
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Multimedia
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Radio FMFM radioStereo FM radio
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Connectivity
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WLAN
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv2.0v2.1
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Bluetooth A2DPYes-
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Bluetooth EDRYesYes
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMSSMS
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Messaging MMS-MMS
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Messaging IM-IM
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WAP-Yes
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Java-No
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Browser
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1150 mAh650 mAh
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Talk time10 h6 h
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Standby time552 h200 h
