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Phone Siemens A56 / A56i Motorola EM330 / EM28 BlackBerry Bold 9900 Samsung SPH-N270 (Matrix Phone)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 1.8" diag.
4 : 3
2.8" diag.
4 : 3
?
Display Resolution & Type 101 x 64 pixels 128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
640 x 480 pixels
(~286 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 700 mAh 940 mAh 1,230 mAh 1,000 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon S2 MSM8255 ?
RAM ? ? 768 MB ?
Storage ? raw hardware ? raw hardware 8 GB ? raw hardware
Main Camera - 1 megapixel 5 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? 720p HD -
Front Camera - - - -
Weight 3 oz
(85g)
3.17 oz
(90g)
4.59 oz
(130g)
4.66 oz
(132g)
Dimensions 4" x 1.7" x 0.8"
(102 x 43 x 20.3 mm)
3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
4.53" x 2.6" x 0.41"
(115 x 66 x 10.5 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
Form Factor Slab Clamshell Slab Slide
Platform / OS (proprietary) (proprietary) BlackBerry OS (proprietary)
Network Bands

GSM: 850, 1900

GSM: 850, 1800, 1900

*

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

AMPS: 850

Data Technology - EDGE HSPA 14.4 -
Features 
GPS / Location Yes - n/a Yes
Accessibility
Adjustable Text Size - - n/a -
Hearing Aid Compatible - Yes Yes -
Multiple Languages - Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Extra Display - Yes - -
Ringer Profiles Yes - Yes -
Connectivity
Bluetooth - Yes Yes -
NFC - - Yes -
USB - Yes
Mini-USB
Yes
Micro-USB
-
Wi-Fi - - Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID Yes - n/a Yes
Ringer ID Yes - n/a Yes
Voice Dialing - - n/a Yes
Customization
Changeable Body Plates Yes - - -
Custom Graphics Yes Yes n/a -
Custom Ringtones Yes Yes n/a -
Real-Music Ringers - Yes n/a -
Data & Network
Data Tethering - - n/a -
WAP / Web Browser Yes Yes n/a -
Input
Predictive Text Entry Yes Yes n/a Yes
Side Keys - Yes Yes -
Text Keyboard, Hardware - - Yes -
Touch Screen - - Yes -
Memory
Memory Card Slot - Yes Yes -
Messaging
Email Client - - n/a -
EMS / Picture Messaging Yes Yes n/a -
Instant Messaging - - n/a -
MMS - Yes n/a -
Text Messaging Templates - Yes n/a -
Music
FM Radio - Yes - -
Headphone Jack (3.5mm) - Yes Yes -
Music Player - Yes n/a -
Productivity
Alarm Yes Yes n/a Yes
Calculator Yes Yes n/a Yes
Calendar - Yes n/a Yes
To-Do List - - n/a Yes
Voice Memo - - n/a Yes
Software
Games Yes Yes n/a -
Java (J2ME) - Yes n/a -
Voice
Headset Jack (2.5 mm) - - n/a Yes
Speaker Phone - Yes Yes -
  Siemens A56 / A56i Motorola EM330 / EM28 BlackBerry Bold 9900 Samsung SPH-N270 (Matrix Phone)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Siemens A56 / A56i Motorola EM330 / EM28 BlackBerry Bold 9900 Samsung SPH-N270 (Matrix Phone)

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