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Phone Siemens CX75 Pantech Matrix Pro C820 Samsung Galaxy Reverb BlackBerry Pearl 3G 9100 / 9105
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Not yet released Released Released Released
Specifications 
Display Size ? 2.4" diag.
4 : 3
4" diag.
5 : 3
2.3" diag.
1 : 1
Display Resolution & Type 132 x 176 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
360 x 400 pixels
(~238 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ?
Battery 750 mAh 1,320 mAh 1,700 mAh 1,150 mAh
Processor ? 528 MHz ARM 11 1.4 GHz Qualcomm S2 MSM8655 ?
RAM ? ? 768 MB ?
Storage ? raw hardware ? raw hardware 4 GB ? raw hardware
Main Camera 1 megapixel 2 megapixel 5 megapixel 3 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? QCIF (176 x 144) WVGA / 480p ?
Front Camera - - 1 megapixel -
Weight 3.46 oz
(98g)
5.34 oz
(151g)
4.54 oz
(129g)
3.3 oz
(94g)
Dimensions 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)
4.82" x 2.53" x 0.44"
(122 x 64 x 11.3 mm)
4.25" x 1.96" x 0.52"
(108 x 50 x 13.2 mm)
Form Factor Slab Slide Slab Slab
Platform / OS (proprietary) Windows Mobile Standard Android BlackBerry OS
Network Bands

GSM: 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

Data Technology GPRS HSDPA 3.6 EVDO rA HSDPA 3.6
Features 
GPS / Location - n/a n/a n/a
Accessibility
Adjustable Text Size - n/a n/a n/a
Hearing Aid Compatible - - Yes Yes
Multiple Languages Yes n/a n/a n/a
TTY/TDD (Digital) - Yes Yes -
Alerts
Ringer Profiles Yes Yes - Yes
Connectivity
Bluetooth Yes Yes Yes Yes
Infrared (IR) Yes - - -
USB Yes Yes Yes Yes
Micro-USB
Wi-Fi - - Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a n/a n/a
Ringer ID Yes n/a n/a n/a
Voice Dialing - n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a
Real-Music Ringers - n/a n/a n/a
Data & Network
Data Tethering Yes n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - Yes *
Touch Screen - - Yes -
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client Yes n/a n/a n/a
EMS / Picture Messaging Yes n/a n/a n/a
Instant Messaging - n/a n/a n/a
MMS Yes n/a n/a n/a
Music
Headphone Jack (3.5mm) - - Yes Yes
Music Player Yes n/a n/a n/a
Productivity
Alarm Yes n/a n/a n/a
Calculator Yes n/a n/a n/a
Calendar Yes n/a n/a n/a
To-Do List Yes n/a n/a n/a
Voice Memo Yes n/a n/a n/a
Software
Games Yes n/a n/a n/a
Java (J2ME) Yes n/a n/a n/a
Voice
Push-To-Talk Yes - - -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Siemens CX75 Pantech Matrix Pro C820 Samsung Galaxy Reverb BlackBerry Pearl 3G 9100 / 9105
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Siemens CX75 Pantech Matrix Pro C820 Samsung Galaxy Reverb BlackBerry Pearl 3G 9100 / 9105

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