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Phone Samsung SPH-i550 LG TP 5250 Ericsson T28 World BlackBerry 8700 Siemens SL55
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Not yet released Released Released Released Released
Specifications 
Display Size ? ? ? ? ?
Display Resolution & Type 320 x 320 pixels
LCD (TFT/TFD)
? ? 320 x 240 pixels
LCD (TFT/TFD)
101 x 80 pixels
LCD (STN)
Display Refresh ? ? ? ? ?
Battery ? ? 500 mAh 1,100 mAh 500 mAh
Processor 200 MHz Motorola MX-1 ? ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel - - - -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? - - - -
Front Camera - - - - -
Weight ? 3.5 oz
(99g)
3.14 oz
(89g)
4.7 oz
(133g)
2.79 oz
(79g)
Dimensions 3.46" x 2.34" x 1.1"
(88 x 59 x 27.9 mm)
3.3" x 1.8" x 0.98"
(84 x 46 x 24.9 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
4.3" x 2.7" x 0.8"
(109 x 69 x 20.3 mm)
3.21" x 1.75" x 0.86"
(82 x 44 x 21.8 mm)
Form Factor Clamshell Clamshell Flip Slab Slide
Platform / OS Palm OS (proprietary) (proprietary) BlackBerry OS (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 1900

AMPS: 850

GSM: 900, 1900

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology 1xRTT - - EDGE GPRS
Features 
GPS / Location n/a - - n/a -
Accessibility
Multiple Languages n/a Yes - n/a Yes
TTY/TDD (Digital) Yes - - Yes -
Alerts
Extra Display Yes Yes - - -
Ringer Profiles - - Yes Yes Yes
Connectivity
Bluetooth - - - Yes
Classic Audio
-
Infrared (IR) Yes - - - Yes
USB - - - Yes -
Contacts
Picture ID n/a - - n/a Yes
Ringer ID n/a - - n/a Yes
Voice Dialing n/a Yes Yes n/a Yes
Customization
Custom Graphics n/a Yes - n/a Yes
Custom Ringtones n/a Yes Yes n/a Yes
Real-Music Ringers n/a - - n/a -
Data & Network
Data Tethering n/a Yes Yes n/a Yes
WAP / Web Browser n/a Yes - n/a Yes
Input
Predictive Text Entry n/a Yes - n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen Yes - - - -
Memory
Memory Card Slot Yes - - - -
Messaging
Email Client n/a - - n/a Yes
EMS / Picture Messaging n/a - - n/a Yes
MMS n/a - - n/a Yes
Text Messaging Templates n/a - - n/a Yes
Music
Music Player n/a - - n/a -
Productivity
Alarm n/a - Yes n/a Yes
Calculator n/a Yes Yes n/a Yes
Calendar n/a Yes - n/a Yes
To-Do List n/a - - n/a Yes
Voice Memo n/a Yes - n/a Yes
Software
Games n/a Yes Yes n/a Yes
Java (J2ME) n/a - - n/a Yes
Voice
Headset Jack (2.5 mm) n/a Yes - n/a -
Speaker Phone - - - Yes Yes
  Samsung SPH-i550 LG TP 5250 Ericsson T28 World BlackBerry 8700 Siemens SL55
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Phone Samsung SPH-i550 LG TP 5250 Ericsson T28 World BlackBerry 8700 Siemens SL55

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