Samsung T739 Katalyst vs Siemens AL21
Samsung T739 Katalyst
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 announced2007-122005-11
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Status
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Design
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SIMMini-SIMMini-SIM
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Height100.8 mm86.8 mm
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Width50.3 mm45.8 mm
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Thickness16.5 mm19.2 mm
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Weight116 g78 g
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ColorsSilverBlack 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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Resolution176 x 220 pixels130 x 130 pixels
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Pixel density134 ppi-
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Display colors26214466560
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Hardware
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Internal storage5 MB1.5 MB
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Memory cardmicroSD
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Memory card max4 GB-
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Main camera
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Main camera1.3 MP
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Primary camera resolution1280 x 960 pixels-
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Primary camera videovideo-
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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 ringtonesVibration; Polyphonic(32) ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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WLAN umaYes-
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USBYesYes
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BluetoothYes
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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 Instant MessagingInstant Messaging-
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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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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity960 mAh600 mAh
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Talk time5 h5 h
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Standby time240 h220 h
