Alcatel OT 155 vs BenQ-Siemens EF51
Alcatel OT 155
BenQ-Siemens EF51
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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GPRSYes
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EDGE
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Availability
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Oficially announced20042006-2
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Status
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Design
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SIMMini-SIMMini-SIM
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Height100 mm89 mm
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Width46 mm49 mm
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Thickness21 mm18 mm
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Weight85 g95 g
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Colors-Black, Flashy White
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Display
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Display typeGrayscale graphicTFT
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Physical size-2.2 inches
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Resolution101 x 65 pixels120 x 128 pixels
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Pixel density-80 ppi
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Display colors-262144
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Hardware
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Internal storage-20 MB
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Memory cardminiSD
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Sound
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3.5mm jackNoNo
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LoudspeakerNoNo
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NotificationsVibration; Downloadable polyphonic ringtonesVibration; Downloadable polyphonic, MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLAN
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USBYes
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Bluetoothv1.2
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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 EMSEMS-
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Messaging MMS-MMS
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WAP-WAP 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-IonLi-Ion
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Battery capacity-870 mAh
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Talk time4 h 30 min4 h
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Standby time220 h200 h
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Main camera
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Main camera1.3 MP
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Primary camera resolution-1280 x 1024 pixels
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Primary camera video-no
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Selfie camera
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Secondary camera-No