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Phone Ericsson R520 BlackBerry 7280 Ericsson T28 World Kyocera 2135 Motorola C333 (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? ? ?
Display Resolution & Type ? 240 x 160 pixels
LCD (Color)
? ? 96 x 64 pixels
LCD (Grayscale)
Display Refresh ? ? ? ? ?
Battery ? ? 500 mAh 925 mAh ?
Processor ? ? ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - - - - -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - - -
Front Camera - - - - -
Weight 4.23 oz
(120g)
4.9 oz
(139g)
3.14 oz
(89g)
4.7 oz
(133g)
3.9 oz
(111g)
Dimensions 5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
4.4" x 2.9" x 0.94"
(112 x 74 x 23.9 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
4.2" x 1.8" x 0.9"
(107 x 46 x 22.9 mm)
Form Factor Slab Slab Flip Slab Slab
Platform / OS (proprietary) BlackBerry OS (proprietary) (proprietary) (proprietary)
Network Bands

GSM: 900, 1800, 1900

GSM: 850, 1800, 1900

GSM: 900, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

Data Technology GPRS GPRS - - 1xRTT
Features 
GPS / Location - n/a - - Yes
Accessibility
Multiple Languages Yes n/a - Yes Yes
TTY/TDD (Digital) - - - - Yes
Alerts
Ringer Profiles Yes - Yes - -
Connectivity
Bluetooth Yes
HSP, Sync, OPP, DUN
- - - -
Infrared (IR) Yes - - - -
USB - Yes - - Yes
Contacts
Ringer ID - n/a - - Yes
Voice Dialing Yes n/a Yes - -
Customization
Changeable Body Plates - - - Yes Yes
Custom Graphics - n/a - - Yes
Custom Ringtones Yes n/a Yes Yes Yes
Data & Network
Data Tethering Yes n/a Yes 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 - - -
Messaging
Email Client - n/a - - -
EMS / Picture Messaging - n/a - - Yes
Text Messaging Templates Yes n/a - Yes Yes
Productivity
Alarm Yes n/a Yes Yes -
Calculator Yes n/a Yes Yes Yes
Calendar Yes n/a - - Yes
To-Do List - n/a - - -
Voice Memo Yes n/a - - -
Software
Games Yes n/a Yes Yes Yes
Java (J2ME) - n/a - - -
Voice
Headset Jack (2.5 mm) - n/a - Yes -
Speaker Phone Yes - - - -
  Ericsson R520 BlackBerry 7280 Ericsson T28 World Kyocera 2135 Motorola C333 (CDMA)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson R520 BlackBerry 7280 Ericsson T28 World Kyocera 2135 Motorola C333 (CDMA)

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