Motorola ROKR Z6 vs Siemens AL21
Motorola ROKR Z6
Siemens AL21
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2007-12005-11
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Status
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Design
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SIMMini-SIMMini-SIM
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Height105 mm86.8 mm
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Width45 mm45.8 mm
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Thickness16.2 mm19.2 mm
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Weight105 g78 g
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ColorsBlackBlack Magic, Red Temptation
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Display
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Display typeTFTTFT
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Physical size2.1 inches-
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Resolution240 x 320 pixels130 x 130 pixels
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Pixel density190 ppi-
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Display colors26214466560
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Hardware
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CPU32-bit
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Internal storage64 MB1.5 MB
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Memory cardmicroSD
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Memory card max1 GB-
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OS
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OSLinux-
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Main camera
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Main camera2 MP
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Primary camera resolution1600 x 1200 pixels-
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Primary camera videoQCIF-
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraNo-
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3, AAC ringtonesVibration; Polyphonic(32) 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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USBminiUSB 2.0Yes
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Bluetoothv2.0
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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 EMSEMSEMS
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Messaging MMSMMSMMS
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Messaging Instant MessagingInstant Messaging-
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Messaging EmailEmail-
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WAPWAP 2.0/xHTMLWAP 1.2.1
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JavaYesYes
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Java MIDPMIDP 2.0MIDP 1.0
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Browser
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HTMLHTML (Opera 8.5)-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity720 mAh600 mAh
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Talk time7 h5 h
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Standby time400 h220 h