Huawei U121 vs Samsung E251
Huawei U121
Samsung E251
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800, 1900
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3G networkUMTS 2100-
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Speed YesYes, 384 kbps-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced20072008-9
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Status
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Design
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SIMMini-SIMMini-SIM
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Height103 mm99.5 mm
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Width45 mm49.5 mm
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Thickness14.5 mm14.1 mm
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Weight90 g
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ColorsGreyBlack
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Display
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Display typeTFTTFT
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Physical size1.8 inches2.0 inches
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Resolution176 x 220 pixels128 x 160 pixels
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Pixel density157 ppi102 ppi
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Display colors26214466560
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Hardware
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Memory cardmicroSDmicroSD
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Main camera
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Main camera1.3 MP
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Primary camera resolution1280 x 1024 pixels640 x 480 pixels
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Primary camera videovideoQCIF
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Selfie camera
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Secondary cameraVGA cameraNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; Downloadable polyphonic, MP3 ringtones
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Multimedia
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Radio FMFM radioStereo FM radio with RDS
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Connectivity
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WLAN
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USB2.02.0
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Bluetoothv1.1v2.0
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Bluetooth A2DP-Yes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging EMS-EMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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RSSRSS read-
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WAPWAP 2.0/xHTMLWAP 2.0/xHTML
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JavaNoYes
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Java MIDP-MIDP 2.0
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Battery
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Battery typeLi-Ion-
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Talk time--
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Standby time300 h-
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