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Phone Samsung SGH-ZX20 Palm Treo 650 (CDMA) Motorola i305 Nokia 3220
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? ? ?
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
96 x 64 pixels
LCD (Black & White)
128 x 128 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery ? ? ? 760 mAh
Processor ? 312 MHz Intel XScale PXA270 ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel Yes - Yes
Wide Camera - - - -
Tele Camera - - - -
Video Capture QCIF (176 x 144) QVGA (320 x 240) - ?
Front Camera - - - -
Weight 3.95 oz
(112g)
6.3 oz
(179g)
5.08 oz
(144g)
3.03 oz
(86g)
Dimensions 3.46" x 1.89" x 1.02"
(88 x 48 x 25.9 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
5.04" x 2.32" x 1.3"
(128 x 59 x 33 mm)
4.11" x 1.74" x 0.74"
(104 x 44 x 18.8 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) Palm OS (proprietary) (proprietary)
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

iDEN: 800

GSM: 850, 1800, 1900

*

Data Technology HSDPA 1.8 1xRTT - EDGE
Features 
GPS / Location - n/a Yes -
Ruggedized - - Yes -
Accessibility
Hearing Aid Compatible Yes - - -
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Extra Display Yes - - -
Ringer Profiles Yes - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
- -
Infrared (IR) - Yes - -
USB Yes - Yes Yes
Contacts
Picture ID Yes n/a - Yes
Ringer ID Yes n/a Yes Yes
Voice Dialing - n/a Yes Yes
Customization
Changeable Body Plates - - - Yes
Custom Graphics Yes n/a - Yes
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers Yes n/a Yes -
Data & Network
Data Tethering Yes n/a Yes Yes
WAP / Web Browser Yes n/a Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes
Side Keys 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 - n/a - Yes
Instant Messaging Yes n/a - Yes
MMS Yes n/a - Yes
Text Messaging Templates Yes n/a Yes Yes
Music
Music Player Yes n/a - -
Productivity
Alarm Yes n/a - Yes
Calculator Yes n/a - Yes
Calendar Yes n/a - Yes
To-Do List Yes n/a - -
Voice Memo Yes n/a Yes Yes
Software
Games Yes n/a - Yes
Java (J2ME) Yes n/a - Yes
Voice
Headset Jack (2.5 mm) - n/a Yes -
Push-To-Talk - - Yes -
Speaker Phone Yes Yes Yes Yes
  Samsung SGH-ZX20 Palm Treo 650 (CDMA) Motorola i305 Nokia 3220
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-ZX20 Palm Treo 650 (CDMA) Motorola i305 Nokia 3220

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