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Phone Sony Ericsson K850 Samsung SCH-U430 Motorola Triumph Samsung Galaxy Rush Motorola Rival A455
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
? 4.1" diag.
5 : 3
3.5" diag.
5 : 3
2.2" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~228 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery ? 1,000 mAh 1,400 mAh 1,750 mAh 940 mAh
Processor ? ? 1 GHz Qualcomm Snapdragon S2 MSM8655 1 GHz Qualcomm MSM8655 ?
RAM ? ? ? 768 MB ?
Storage ? raw hardware ? raw hardware ? raw hardware 4 GB ? raw hardware
Main Camera 5 megapixel Yes 5 megapixel 3 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? - 720p HD VGA (640 x 480) QVGA (320 x 240)
Front Camera - - Yes 1 megapixel -
Weight 4.2 oz
(119g)
3.21 oz
(91g)
5.04 oz
(143g)
4.2 oz
(119g)
4.48 oz
(127g)
Dimensions 4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
3.67" x 1.85" x 0.78"
(93 x 47 x 19.8 mm)
4.8" x 2.6" x 0.39"
(122 x 66 x 9.9 mm)
4.84" x 2.36" x 0.47"
(123 x 60 x 11.9 mm)
3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
Form Factor Slab Clamshell Slab Slab Slide
Platform / OS (proprietary) (proprietary) Android Android (proprietary)
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 1900

CDMA: 1900

CDMA: 850, 1900

Data Technology HSDPA 3.6 1xRTT EVDO rA EVDO rA EVDO r0
Features 
GPS / Location - Yes n/a n/a Yes
Accessibility
Adjustable Text Size - Yes n/a n/a -
Hearing Aid Compatible - Yes Yes Yes Yes
Multiple Languages Yes Yes n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles Yes - - - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - - n/a n/a -
USB Yes - Yes
Micro-USB
Yes Yes
Micro-USB
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID Yes Yes n/a n/a Yes
Ringer ID Yes Yes n/a n/a Yes
Voice Dialing Yes Yes n/a n/a Yes
Customization
Custom Graphics Yes Yes n/a n/a Yes
Custom Ringtones Yes Yes n/a n/a Yes
Real-Music Ringers Yes - n/a n/a Yes
Data & Network
Data Tethering Yes - n/a n/a Yes
WAP / Web Browser Yes Yes n/a n/a Yes
Input
Predictive Text Entry Yes Yes n/a n/a -
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - - Yes
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client Yes Yes n/a n/a Yes
EMS / Picture Messaging - Yes n/a n/a Yes
Instant Messaging - Yes n/a n/a Yes
MMS Yes Yes n/a n/a Yes
Text Messaging Templates Yes Yes n/a n/a Yes
Music
FM Radio Yes - - - -
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player Yes - n/a n/a Yes
Photo & Video
TV Output - - Yes - -
Video Calling Yes * - n/a n/a -
Productivity
Alarm Yes Yes n/a n/a Yes
Calculator Yes Yes n/a n/a Yes
Calendar Yes Yes n/a n/a Yes
To-Do List Yes - n/a n/a -
Voice Memo Yes Yes n/a n/a Yes
Software
BREW - Yes n/a n/a Yes
Games Yes Yes n/a n/a Yes
Java (J2ME) Yes - n/a n/a -
Voice
Headset Jack (2.5 mm) - Yes n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Sony Ericsson K850 Samsung SCH-U430 Motorola Triumph Samsung Galaxy Rush Motorola Rival A455
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Ericsson K850 Samsung SCH-U430 Motorola Triumph Samsung Galaxy Rush Motorola Rival A455

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