Alcatel OT-S621 vs BenQ-Siemens S81
Alcatel OT-S621
BenQ-Siemens S81
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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3G network-UMTS 2100
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Speed Yes-Yes, 384 kbps
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GPRSYesYes
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EDGE
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Availability
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Oficially announced2008-72006-2
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Status
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Design
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SIMMini-SIMMini-SIM
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Height103.5 mm109 mm
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Width44.9 mm48 mm
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Thickness10.9 mm13 mm
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Weight69 g99 g
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ColorsDark ChromeBlack/Silver
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Display
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Display typeSTNTFT
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Physical size1.8 inches2.0 inches
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Resolution128 x 160 pixels176 x 220 pixels
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Pixel density114 ppi141 ppi
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Display colors66560262144
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Hardware
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Internal storage10 MB30 MB
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Memory cardmicroSDmicroSD
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Main camera
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Main camera1.3 MP1.3 MP
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Primary camera resolution1280 x 1024 pixels1280 x 1024 pixels
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Primary camera videovideovideo
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraNoVGA camera
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Sound
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3.5mm jackNoNo
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LoudspeakerYesNo
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NotificationsVibration; Polyphonic(64), MP3 ringtonesVibration; Downloadable polyphonic, MP3, AAC ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLAN
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USBYesYes
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Bluetoothv2.0v1.1
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Bluetooth A2DPYes-
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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WAPWAP 2.0/xHTMLWAP 2.0/xHTML
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JavaYesYes
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Java MIDPMIDP 2.0MIDP 2.0
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity750 mAh920 mAh
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Talk time10 h4 h 50 min
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Standby time400 h320 h
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