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Phone Samsung SCH-A220 Samsung VI-A820 Pantech Swift ZTE Z221 Palm Treo 650 (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 2.8" diag.
4 : 3
2" diag.
4 : 3
?
Display Resolution & Type 128 x 128 pixels
LCD (STN)
128 x 160 pixels
LCD (STN)
240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery ? 1,000 mAh 1,000 mAh 900 mAh ?
Processor ? ? Qualcomm QSX6270 ? 312 MHz Intel XScale PXA270
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware 142 MB ? raw hardware
Main Camera - - 2 megapixel Yes Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - QVGA (320 x 240) QCIF (176 x 144) QVGA (320 x 240)
Front Camera - - - - -
Weight 3.25 oz
(92g)
3.14 oz
(89g)
6.26 oz
(177g)
3.24 oz
(92g)
6.3 oz
(179g)
Dimensions 2.87" x 2.09" x 0.94"
(73 x 53 x 23.9 mm)
3.56" x 1.88" x 1.06"
(90 x 48 x 26.9 mm)
4.29" x 2.22" x 0.58"
(109 x 56 x 14.7 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
Form Factor Clamshell Clamshell Slide Clamshell Slab
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) Palm OS
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology 1xRTT 1xRTT HSDPA 3.6 HSDPA 3.6 1xRTT
Features 
GPS / Location Yes Yes Yes Yes n/a
Accessibility
Hearing Aid Compatible - - Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
-
Multiple Languages Yes Yes Yes Yes n/a
TTY/TDD (Digital) - Yes Yes Yes -
Alerts
Extra Display - Yes - Yes -
Ringer Profiles - - Yes Yes -
Connectivity
Bluetooth - - Yes Yes Yes
Infrared (IR) - - - - Yes
USB - - Yes Yes -
Contacts
Picture ID - Yes Yes - n/a
Ringer ID Yes Yes Yes - n/a
Voice Dialing Yes Yes - - n/a
Customization
Custom Graphics Yes Yes Yes Yes n/a
Custom Ringtones Yes Yes Yes Yes n/a
Real-Music Ringers - - Yes Yes n/a
Data & Network
Data Tethering Yes - Yes - n/a
WAP / Web Browser Yes Yes Yes Yes n/a
Input
Predictive Text Entry Yes Yes Yes Yes n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes - Yes
Touch Screen - - Yes
Capacitive
- Yes
Memory
Memory Card Slot - - Yes - Yes
Messaging
Email Client - - Yes Yes n/a
Instant Messaging - - Yes Yes n/a
MMS - - Yes Yes n/a
Text Messaging Templates Yes - Yes Yes n/a
Music
Headphone Jack (3.5mm) - - Yes - -
Music Player - - Yes - n/a
Productivity
Alarm Yes Yes Yes Yes n/a
Calculator Yes Yes Yes Yes n/a
Calendar Yes Yes Yes Yes n/a
To-Do List Yes Yes Yes - n/a
Voice Memo Yes Yes Yes Yes n/a
Software
BREW - - Yes - n/a
Games - Yes Yes Yes n/a
Java (J2ME) - Yes - Yes n/a
Voice
Headset Jack (2.5 mm) Yes Yes - - n/a
Push-To-Talk - Yes - - -
Speaker Phone - Yes Yes Yes Yes
  Samsung SCH-A220 Samsung VI-A820 Pantech Swift ZTE Z221 Palm Treo 650 (CDMA)
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Phone Samsung SCH-A220 Samsung VI-A820 Pantech Swift ZTE Z221 Palm Treo 650 (CDMA)

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