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Phone Samsung SGH-X507 / X506 Motorola T720 / T721 (GSM) Alcatel 665
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size ? ? 1.8" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
120 x 160 pixels
LCD (STN)
128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ?
Battery 800 mAh ? 650 mAh
Processor ? ? ?
RAM ? ? 16 MB
Storage ? raw hardware ? raw hardware 32 MB
Main Camera - - 2 megapixel
Wide Camera - - -
Tele Camera - - -
Video Capture - - QCIF (176 x 144)
Front Camera - - -
Weight 2.9 oz
(82g)
3.56 oz
(101g)
2.72 oz
(77g)
Dimensions 3.3" x 1.75" x 0.75"
(84 x 44 x 19.1 mm)
3.5" x 1.87" x 0.83"
(89 x 47 x 21.1 mm)
3.78" x 1.89" x 0.66"
(96 x 48 x 16.8 mm)
Form Factor Clamshell Clamshell Clamshell
Platform / OS (proprietary) (proprietary) (proprietary)
Network Bands

GSM: 850, 900, 1800, 1900

GSM: 850, 1900

GSM: 850, 1900

Data Technology EDGE GPRS -
Features 
Accessibility
Hearing Aid Compatible - - Yes
Multiple Languages Yes Yes Yes
TTY/TDD (Digital) Yes - -
Alerts
Extra Display Yes Yes Yes
Ringer Profiles - - Yes
Connectivity
Bluetooth - - Yes
USB Yes - Yes
Micro-USB
Contacts
Picture ID Yes - Yes
Ringer ID Yes Yes Yes
Voice Dialing - Yes -
Customization
Changeable Body Plates - Yes -
Custom Graphics Yes Yes Yes
Custom Ringtones Yes Yes Yes
Real-Music Ringers Yes - Yes
Data & Network
Data Tethering Yes Yes -
WAP / Web Browser Yes Yes Yes
Input
Predictive Text Entry Yes Yes Yes
Side Keys Yes Yes Yes
Memory
Memory Card Slot - - Yes
Messaging
Email Client Yes * Yes -
EMS / Picture Messaging Yes Yes -
Instant Messaging Yes - Yes
MMS Yes - Yes
Text Messaging Templates Yes Yes Yes
Music
FM Radio - - Yes
Headphone Jack (3.5mm) - - Yes
Music Player - - Yes
Productivity
Alarm Yes Yes Yes
Calculator Yes Yes Yes
Calendar Yes Yes Yes
Voice Memo Yes Yes Yes
Software
Games Yes Yes Yes
Java (J2ME) Yes Yes Yes
Voice
Headset Jack (2.5 mm) Yes Yes -
Speaker Phone Yes - Yes
  * Some versions only
  Samsung SGH-X507 / X506 Motorola T720 / T721 (GSM) Alcatel 665
  X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X507 / X506 Motorola T720 / T721 (GSM) Alcatel 665

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