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Phone Siemens CF75 Ericsson R520 Kyocera 2135 Ericsson T28 World MiTAC Mio 8380
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Not yet released Released Released Released Released
Specifications 
Display Size ? ? ? ? ?
Display Resolution & Type 128 x 160 pixels
LCD (STN)
? ? ? 176 x 220 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery 600 mAh ? 925 mAh 500 mAh 1,050 mAh
Processor ? ? ? ? 200 MHz Intel XScale
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera Yes - - - Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - - ?
Front Camera - - - - -
Weight 3.17 oz
(90g)
4.23 oz
(120g)
4.7 oz
(133g)
3.14 oz
(89g)
5.04 oz
(143g)
Dimensions 3.43" x 1.73" x 1.26"
(87 x 44 x 32 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
3.82" x 2.03" x 1.17"
(97 x 52 x 29.7 mm)
Form Factor Clamshell Slab Slab Flip Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) Windows Mobile Standard
Network Bands

GSM: 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1900

GSM: 900, 1800, 1900

Data Technology EDGE GPRS - - GPRS
Features 
Accessibility
Multiple Languages Yes Yes Yes - n/a
Alerts
Extra Display Yes - - - Yes
Ringer Profiles - Yes - Yes Yes
Connectivity
Bluetooth - Yes
HSP, Sync, OPP, DUN
- - -
Infrared (IR) Yes Yes - - Yes
USB Yes - - - -
Contacts
Ringer ID - - - - n/a
Voice Dialing - Yes - Yes n/a
Customization
Changeable Body Plates - - Yes - -
Custom Graphics Yes - - - n/a
Custom Ringtones Yes Yes Yes Yes n/a
Data & Network
Data Tethering Yes Yes Yes Yes n/a
WAP / Web Browser Yes Yes Yes - n/a
Input
Predictive Text Entry Yes Yes Yes - n/a
Side Keys Yes Yes - Yes Yes
Memory
Memory Card Slot - - - - Yes
Messaging
Email Client Yes - - - n/a
EMS / Picture Messaging Yes - - - n/a
MMS Yes - - - n/a
Text Messaging Templates Yes Yes Yes - n/a
Music
Music Player - - - - n/a
Productivity
Alarm Yes Yes Yes Yes n/a
Calculator Yes Yes Yes Yes n/a
Calendar Yes Yes - - n/a
To-Do List Yes - - - n/a
Voice Memo Yes Yes - - n/a
Software
Games Yes Yes Yes Yes n/a
Java (J2ME) Yes - - - n/a
Voice
Headset Jack (2.5 mm) - - Yes - n/a
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes - - Yes
  Siemens CF75 Ericsson R520 Kyocera 2135 Ericsson T28 World MiTAC Mio 8380
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Phone Siemens CF75 Ericsson R520 Kyocera 2135 Ericsson T28 World MiTAC Mio 8380

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