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Phone Motorola RAZR2 V9 / V9x Samsung SCH-A770 Motorola KRZR K1m Samsung SPH-N270 (Matrix Phone) Siemens SL55
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Not yet released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
? ? ? ?
Display Resolution & Type 240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
101 x 80 pixels
LCD (STN)
Display Refresh ? ? ? ? ?
Battery 950 mAh 1,100 mAh 880 mAh 1,000 mAh 500 mAh
Processor ? ? ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 2 megapixel 1 megapixel 1 megapixel - -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? ? ? - -
Front Camera - - - - -
Weight 4.41 oz
(125g)
? 3.63 oz
(103g)
4.66 oz
(132g)
2.79 oz
(79g)
Dimensions 4.06" x 2.09" x 0.53"
(103 x 53 x 13.5 mm)
? 4.06" x 1.73" x 0.67"
(103 x 44 x 17 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
3.21" x 1.75" x 0.86"
(82 x 44 x 21.8 mm)
Form Factor Clamshell Clamshell Clamshell Slide Slide
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

Data Technology HSDPA 3.6 1xRTT EVDO r0 - GPRS
Features 
GPS / Location Yes * Yes Yes Yes -
Accessibility
Hearing Aid Compatible - - Yes - -
Multiple Languages Yes Yes Yes Yes Yes
TTY/TDD (Digital) Yes Yes Yes - -
Alerts
Extra Display Yes Yes Yes - -
Ringer Profiles Yes Yes Yes - Yes
Connectivity
Bluetooth Yes - Yes - -
Infrared (IR) - - - - Yes
USB Yes
Micro-USB
- Yes
Mini-USB
- -
Contacts
Picture ID Yes Yes Yes Yes Yes
Ringer ID Yes Yes Yes Yes Yes
Voice Dialing Yes Yes Yes Yes Yes
Customization
Custom Graphics Yes Yes Yes - Yes
Custom Ringtones Yes Yes Yes - Yes
Real-Music Ringers Yes - - - -
Data & Network
Data Tethering Yes Yes Yes - Yes
External Antenna Jack Yes - - - -
WAP / Web Browser Yes Yes Yes - Yes
Input
Predictive Text Entry Yes Yes Yes Yes Yes
Side Keys Yes Yes Yes - Yes
Memory
Memory Card Slot Yes Yes Yes - -
Messaging
Email Client Yes - - - Yes
EMS / Picture Messaging - - Yes - Yes
Instant Messaging Yes - Yes * - -
MMS Yes Yes Yes - Yes
Text Messaging Templates Yes Yes Yes - Yes
Music
Music Player Yes - Yes - -
Photo & Video
Video Calling Yes * - - - -
Productivity
Alarm Yes Yes Yes Yes Yes
Calculator Yes Yes Yes Yes Yes
Calendar Yes Yes Yes Yes Yes
To-Do List - Yes - Yes Yes
Voice Memo Yes Yes Yes Yes Yes
Software
BREW - Yes Yes * - -
Games Yes Yes Yes - Yes
Java (J2ME) Yes - Yes * - Yes
Voice
Call Screening - Yes - - -
Headset Jack (2.5 mm) - Yes - Yes -
Push-To-Talk Yes * - - - -
Speaker Phone Yes - Yes - Yes
  * Some versions only
  Motorola RAZR2 V9 / V9x Samsung SCH-A770 Motorola KRZR K1m Samsung SPH-N270 (Matrix Phone) Siemens SL55
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Motorola RAZR2 V9 / V9x Samsung SCH-A770 Motorola KRZR K1m Samsung SPH-N270 (Matrix Phone) Siemens SL55

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