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Phone Samsung SCH-R211 BlackBerry 8820 Motorola i450 / i455 Samsung SCH-A570
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 1.5" diag.
1 : 1
? ? ?
Display Resolution & Type 128 x 128 pixels
(~121 ppi)
LCD (STN)
320 x 240 pixels
LCD (TFT/TFD)
130 x 130 pixels
LCD (STN)
128 x 160 pixels
LCD (STN)
Display Refresh ? ? ? ?
Battery 800 mAh 1,400 mAh ? ?
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - - - -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - - -
Front Camera - - - -
Weight 2.73 oz
(77g)
4.73 oz
(134g)
4.5 oz
(128g)
3.6 oz
(102g)
Dimensions 4.07" x 1.77" x 0.59"
(103 x 45 x 15 mm)
4.49" x 2.6" x 0.55"
(114 x 66 x 14 mm)
3.5" x 2" x 1.1"
(89 x 51 x 27.9 mm)
3.3" x 1.8" x 0.9"
(84 x 46 x 22.9 mm)
Form Factor Slab Slab Clamshell Clamshell
Platform / OS (proprietary) BlackBerry OS (proprietary) (proprietary)
Network Bands

CDMA: 850, 1700, 1900

GSM: 850, 900, 1800, 1900

iDEN: 800

CDMA: 850, 1900

Data Technology 1xRTT EDGE - 1xRTT
Features 
GPS / Location Yes n/a Yes Yes
Accessibility
Hearing Aid Compatible Yes - Yes -
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display - - Yes Yes
Ringer Profiles - Yes Yes -
Connectivity
Bluetooth - Yes - -
USB - Yes
Mini-USB
Yes -
Wi-Fi - Yes - -
Contacts
Picture ID Yes n/a Yes -
Ringer ID Yes n/a Yes -
Voice Dialing - n/a Yes Yes
Customization
Custom Graphics Yes n/a Yes Yes
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers - n/a Yes * -
Data & Network
Data Tethering - n/a Yes -
WAP / Web Browser Yes n/a Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - -
Memory
Memory Card Slot - Yes - -
Messaging
EMS / Picture Messaging - n/a - Yes
MMS - n/a Yes -
Text Messaging Templates Yes n/a Yes Yes
Productivity
Alarm Yes n/a - Yes
Calculator Yes n/a - Yes
Calendar Yes n/a Yes Yes
To-Do List - n/a - Yes
Voice Memo - n/a Yes Yes
Software
BREW Yes n/a - Yes
Games Yes n/a Yes Yes
Java (J2ME) - n/a Yes -
Voice
Headset Jack (2.5 mm) Yes n/a Yes Yes
Push-To-Talk - Yes * Yes -
Speaker Phone Yes Yes Yes -
  * Some versions only
  Samsung SCH-R211 BlackBerry 8820 Motorola i450 / i455 Samsung SCH-A570
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-R211 BlackBerry 8820 Motorola i450 / i455 Samsung SCH-A570

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