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Phone Kyocera 7135 Siemens CX75 Pantech Matrix Pro C820 Motorola Rival A455 Kyocera 3225
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Not yet released Released Released Released
Specifications 
Display Size ? ? 2.4" diag.
4 : 3
2.2" diag.
4 : 3
?
Display Resolution & Type 160 x 160 pixels
LCD (TFT/TFD)
132 x 176 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
?
LCD (Grayscale)
Display Refresh ? ? ? ? ?
Battery ? 750 mAh 1,320 mAh 940 mAh ?
Processor 33 MHz DragonBall ? 528 MHz ARM 11 ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - 1 megapixel 2 megapixel 2 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? QCIF (176 x 144) QVGA (320 x 240) -
Front Camera - - - - -
Weight 6.6 oz
(187g)
3.46 oz
(98g)
5.34 oz
(151g)
4.48 oz
(127g)
4.23 oz
(120g)
Dimensions 3.97" x 2.43" x 1.17"
(101 x 62 x 29.7 mm)
4.33" x 1.88" x 0.74"
(110 x 48 x 18.8 mm)
4.2" x 2" x 0.9"
(107 x 51 x 22.9 mm)
3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
3.4" x 1.97" x 1.02"
(86 x 50 x 25.9 mm)
Form Factor Clamshell Slab Slide Slide Slab
Platform / OS Palm OS (proprietary) Windows Mobile Standard (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology 1xRTT GPRS HSDPA 3.6 EVDO r0 1xRTT
Features 
GPS / Location n/a - n/a Yes Yes
Accessibility
Hearing Aid Compatible - - - Yes -
Multiple Languages n/a 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
Yes
Classic Audio
-
Infrared (IR) Yes Yes - - -
USB Yes Yes Yes Yes
Micro-USB
-
Contacts
Picture ID n/a Yes n/a Yes -
Ringer ID n/a Yes n/a Yes -
Voice Dialing n/a - n/a Yes Yes
Customization
Custom Graphics n/a Yes n/a Yes Yes
Custom Ringtones n/a Yes n/a Yes Yes
Real-Music Ringers n/a - n/a Yes -
Data & Network
Data Tethering n/a Yes n/a Yes Yes
WAP / Web Browser n/a Yes n/a Yes Yes
Input
Predictive Text Entry n/a Yes n/a - Yes
Side Keys Yes Yes Yes Yes -
Text Keyboard, Hardware - - Yes Yes -
Touch Screen Yes - - Yes -
Memory
Memory Card Slot Yes Yes Yes Yes -
Messaging
Email Client n/a Yes n/a Yes -
EMS / Picture Messaging n/a Yes n/a Yes Yes
Instant Messaging n/a - n/a Yes -
MMS n/a Yes n/a Yes -
Text Messaging Templates n/a - n/a Yes -
Music
Headphone Jack (3.5mm) - - - Yes -
Music Player n/a Yes n/a Yes -
Productivity
Alarm n/a Yes n/a Yes Yes
Calculator n/a Yes n/a Yes Yes
Calendar n/a Yes n/a Yes Yes
To-Do List n/a Yes n/a - -
Voice Memo n/a Yes n/a Yes -
Software
BREW n/a - n/a Yes Yes
Games n/a Yes n/a Yes Yes
Java (J2ME) n/a Yes n/a - -
Voice
Headset Jack (2.5 mm) n/a - n/a - Yes
Push-To-Talk - Yes - - -
Speaker Phone Yes Yes Yes Yes Yes
  Kyocera 7135 Siemens CX75 Pantech Matrix Pro C820 Motorola Rival A455 Kyocera 3225
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Phone Kyocera 7135 Siemens CX75 Pantech Matrix Pro C820 Motorola Rival A455 Kyocera 3225

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