Motorola A728 vs Samsung T639
Motorola A728
Samsung T639
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Network
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2G networkGSM 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G network-UMTS 1700
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Speed Yes-Yes
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2005-72007-10
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Status
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Design
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SIMMini-SIMMini-SIM
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Height101 mm94 mm
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Width53 mm38 mm
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Thickness21 mm17 mm
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Weight120 g91 g
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ColorsBlackBlue, Cyan, Green, Red
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Display
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Display typeTFT resistive touchscreenTFT
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Physical size-2.2 inches
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Resolution240 x 320 pixels176 x 220 pixels
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Pixel density-128 ppi
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Display colors66560262144
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Hardware
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Internal storage8 MB30 MB
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Memory cardmicroSD
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Memory card max-2 GB
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OS
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OSLinux-
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Main camera
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Main camera1.3 MP
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Primary camera resolution352 x 288 pixels1280 x 1024 pixels
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Primary camera videovideovideo
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackNoNo
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LoudspeakerNoYes
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; Downloadable polyphonic, MP3 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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BluetoothYesv2.0
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Bluetooth A2DP-Yes
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InfraredYes-
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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 MMSMMSMMS
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Messaging Instant MessagingInstant Messaging-
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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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Browser
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HTMLYesHTML (NetFront 3.4)
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity-880 mAh
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Talk time-4 h
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Standby time-250 h
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