Samsung X670 vs Siemens A31
Samsung X670
Siemens A31
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced20062005-11
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Status
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Design
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SIMMini-SIMMini-SIM
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Height87 mm102 mm
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Width45 mm46 mm
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Thickness21 mm17.6 mm
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Weight79 g85 g
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Colors-Anthracite, Ruby Red
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Display
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Display typeUFBCSTN
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Physical size1.8 inches-
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Resolution128 x 160 pixels128 x 128 pixels
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Pixel density114 ppi-
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Display colors6656066560
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Hardware
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Internal storage18 MB1.5 MB
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Memory card
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Main camera
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Primary camera resolution640 x 480 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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Radio-No
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Radio FMFM radio-
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Connectivity
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WLAN
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USBYes
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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 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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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity800 mAh820 mAh
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Talk time3 h5 h
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Standby time200 h270 h
