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Phone Siemens S46 Sony Ericsson S710a Palm Treo 650 (GSM) Nokia 3220 Ericsson T28 World
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? ? ?
Display Resolution & Type ? 240 x 320 pixels
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
128 x 128 pixels
LCD (TFT/TFD)
?
Display Refresh ? ? ? ? ?
Battery 850 mAh 780 mAh ? 760 mAh 500 mAh
Processor ? ? 312 MHz Intel XScale PXA270 ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - 1 megapixel Yes Yes -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QCIF (176 x 144) CIF (352 x 288) ? -
Front Camera - - - - -
Weight 4.3 oz
(122g)
4.83 oz
(137g)
6.3 oz
(179g)
3.03 oz
(86g)
3.14 oz
(89g)
Dimensions 4.62" x 1.75" x 0.88"
(117 x 44 x 22.4 mm)
4.23" x 1.93" x 0.96"
(107 x 49 x 24.4 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
4.11" x 1.74" x 0.74"
(104 x 44 x 18.8 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
Form Factor Slab Swivel Slab Slab Flip
Platform / OS (proprietary) (proprietary) Palm OS (proprietary) (proprietary)
Network Bands

GSM: 900, 1900

TDMA: 850, 1900

GSM: 850, 1800, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 1800, 1900

*

GSM: 900, 1900

Data Technology GPRS EDGE EDGE EDGE -
Features 
Accessibility
Multiple Languages Yes Yes n/a Yes -
TTY/TDD (Digital) - Yes - Yes -
Alerts
Ringer Profiles Yes Yes - Yes Yes
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
- -
Infrared (IR) Yes Yes Yes - -
USB - Yes Yes Yes -
Contacts
Picture ID - Yes n/a Yes -
Ringer ID - Yes n/a Yes -
Voice Dialing Yes Yes n/a Yes Yes
Customization
Changeable Body Plates - - - Yes -
Custom Graphics Yes Yes n/a Yes -
Custom Ringtones Yes Yes n/a Yes Yes
Data & Network
Data Tethering Yes Yes n/a Yes Yes
WAP / Web Browser Yes Yes n/a Yes -
Input
Predictive Text Entry Yes Yes n/a Yes -
Side Keys Yes Yes Yes - Yes
Text Keyboard, Hardware - - Yes - -
Touch Screen - - Yes - -
Memory
Memory Card Slot - Yes Yes - -
Messaging
Email Client - Yes n/a Yes -
EMS / Picture Messaging - Yes n/a Yes -
Instant Messaging - - n/a Yes -
MMS - Yes n/a Yes -
Text Messaging Templates Yes Yes n/a Yes -
Music
Music Player - Yes n/a - -
Productivity
Alarm Yes Yes n/a Yes Yes
Calculator Yes Yes n/a Yes Yes
Calendar Yes Yes n/a Yes -
To-Do List Yes Yes n/a - -
Voice Memo Yes Yes n/a Yes -
Software
Games Yes Yes n/a Yes Yes
Java (J2ME) - Yes n/a Yes -
Voice
Headset Jack (2.5 mm) - - n/a - -
Speaker Phone - Yes Yes Yes -
  * Some versions only
  Siemens S46 Sony Ericsson S710a Palm Treo 650 (GSM) Nokia 3220 Ericsson T28 World
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Siemens S46 Sony Ericsson S710a Palm Treo 650 (GSM) Nokia 3220 Ericsson T28 World

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