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Phone Samsung SGH-X640 BlackBerry Curve 3G 9330 Kyocera Event Palm Pre Plus (GSM) Sony Ericsson K850
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.5" diag.
4 : 3
3.5" diag.
5 : 3
3.1" diag.
5 : 3
2.2" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~186 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 800 mAh 1,150 mAh 1,500 mAh 1,150 mAh ?
Processor ? ? 1 GHz Qualcomm Snapdragon S2 MSM8655 ? ?
RAM ? ? 512 MB ? ?
Storage ? raw hardware ? raw hardware 4 GB ? raw hardware ? raw hardware
Main Camera Yes 2 megapixel 3 megapixel 3 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? WVGA / 480p VGA (640 x 480) ?
Front Camera - - - - -
Weight 3 oz
(85g)
3.7 oz
(105g)
4.1 oz
(116g)
4.89 oz
(139g)
4.2 oz
(119g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
4.53" x 2.41" x 0.46"
(115 x 61 x 11.7 mm)
3.9" x 2.3" x 0.67"
(99 x 58 x 17 mm)
4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
Form Factor Clamshell Slab Slab Slide Slab
Platform / OS (proprietary) BlackBerry OS Android webOS (proprietary)
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

CDMA: 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology GPRS EVDO r0 EVDO rA HSDPA 1.8 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 Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Ringer Profiles - Yes - - Yes
Connectivity
Bluetooth -
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
USB - Yes
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi - Yes
802.11 b,g
Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
-
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing - n/a n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers - n/a n/a n/a Yes
Data & Network
Data Tethering - n/a n/a n/a Yes
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - Yes -
Touch Screen - - Yes Yes -
Memory
Memory Card Slot - Yes Yes - Yes
Messaging
Email Client - n/a n/a n/a Yes
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 Yes
Text Messaging Templates Yes n/a n/a n/a Yes
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player - n/a n/a n/a Yes
Photo & Video
Video Calling - n/a n/a n/a Yes *
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List Yes n/a n/a n/a Yes
Voice Memo Yes n/a n/a n/a Yes
Software
Games Yes n/a n/a n/a Yes
Java (J2ME) Yes n/a n/a n/a Yes
Voice
Headset Jack (2.5 mm) Yes n/a n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 BlackBerry Curve 3G 9330 Kyocera Event Palm Pre Plus (GSM) Sony Ericsson K850
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 BlackBerry Curve 3G 9330 Kyocera Event Palm Pre Plus (GSM) Sony Ericsson K850

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