Micromax Bolt A51 vs ZTE U900
Micromax Bolt A51
ZTE U900
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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3G networkHSDPA 2100TD-HSDPA 1900, 2100
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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TD-HSDPA speed-TD-HSDPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-42011-2
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Status2013-42011
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Design
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SIMDual SIMMini-SIM
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Height118.5 mm
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Width62.5 mm
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Thickness12.8 mm
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Weight118 g
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ColorsBlack/SilverWhite
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Display
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Display typeTFT touchscreenTFT capacitive touchscreen
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Physical size3.5 inches3.5 inches
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Resolution320 x 480 pixels480 x 800 pixels
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Pixel density165 ppi267 ppi
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Display colors-262144
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Hardware
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CPU832 MHz
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Memory ROM512 MB-
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Memory RAM256 MB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v2.3.7 (Gingerbread)Android-based OPhone OS v2.0
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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 videovideovideo
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Primary camera Autofocus-autofocus
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Primary camera flashLED flash-
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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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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYes-
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USBYesmicroUSB 2.0
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Bluetoothv3.0v2.1
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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 SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Email-
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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1500 mAh-
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Talk time4 h 30 min-
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Standby time140 h-
