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Phone Samsung SGH-X640 Pantech Matrix Pro C820 LG Premier Pro LTE Sony Ericsson C905 LG CP150
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.4" diag.
4 : 3
5.3" diag.
16 : 9
2.4" diag.
4 : 3
1.5" diag.
1 : 1
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~277 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
128 x 128 pixels
(~121 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 800 mAh 1,320 mAh 2,880 mAh 930 mAh 800 mAh
Processor ? 528 MHz ARM 11 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) ? ?
RAM ? ? 2 GB ? ?
Storage ? raw hardware ? raw hardware 16 GB ? raw hardware ? raw hardware
Main Camera Yes 2 megapixel 8 megapixel 8 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QCIF (176 x 144) 1080p HD ? -
Front Camera - - 5 megapixel - -
Weight 3 oz
(85g)
5.34 oz
(151g)
5.93 oz
(168g)
4.76 oz
(135g)
2.86 oz
(81g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.2" x 2" x 0.9"
(107 x 51 x 22.9 mm)
5.85" x 2.96" x 0.34"
(149 x 75 x 8.6 mm)
4.15" x 1.93" x 0.77"
(105 x 49 x 19.6 mm)
3.46" x 1.85" x 0.74"
(88 x 47 x 18.8 mm)
Form Factor Clamshell Slide Slab Slide Clamshell
Platform / OS (proprietary) Windows Mobile Standard Android (proprietary) (proprietary)
Network Bands

GSM: 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 13, 66

WCDMA: 2, 4, 5

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

Data Technology GPRS HSDPA 3.6 LTE (Cat 4) HSDPA 3.6 GPRS
Features 
Flashlight - - Yes - -
GPS / Location - n/a n/a Yes -
Accessibility
Hearing Aid Compatible - - Yes - Yes
Multiple Languages Yes n/a n/a Yes Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles - Yes - Yes -
Connectivity
Bluetooth - Yes Yes Yes -
USB - Yes Yes
Micro-USB
Yes -
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes * -
Contacts
Picture ID Yes n/a n/a Yes Yes
Ringer ID Yes n/a n/a Yes Yes
Voice Dialing - n/a n/a Yes -
Customization
Custom Graphics Yes n/a n/a Yes Yes
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers - n/a n/a Yes Yes
Data & Network
Data Tethering - n/a n/a Yes -
WAP / Web Browser Yes n/a n/a Yes Yes
Input
Predictive Text Entry Yes n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - - Yes - -
Memory
Memory Card Slot - Yes Yes Yes -
Messaging
Email Client - n/a n/a Yes -
EMS / Picture Messaging Yes n/a n/a - -
Instant Messaging - n/a n/a Yes Yes
MMS Yes n/a n/a Yes Yes
Text Messaging Templates Yes n/a n/a Yes Yes
Music
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) - - Yes - -
Music Player - n/a n/a Yes -
Photo & Video
Video Calling - n/a n/a Yes * -
Productivity
Alarm Yes n/a n/a Yes Yes
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes Yes
To-Do List Yes n/a n/a Yes Yes
Voice Memo Yes n/a n/a Yes Yes
Software
Games Yes n/a n/a Yes Yes
Java (J2ME) Yes n/a n/a Yes -
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) Yes n/a n/a - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 Pantech Matrix Pro C820 LG Premier Pro LTE Sony Ericsson C905 LG CP150
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Pantech Matrix Pro C820 LG Premier Pro LTE Sony Ericsson C905 LG CP150

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