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Phone LG Trax CU575 BlackBerry 7750 LG Optimus F7 LG K3 Palm Treo Pro (GSM)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 4.7" diag.
16 : 9
4.5" diag.
16 : 9
?
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 980 mAh ? 2,540 mAh 1,940 mAh 1,500 mAh
Processor ? ? 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) 400 MHz MSM7201
RAM ? ? 1 GB 1 GB ?
Storage ? raw hardware ? raw hardware 8 GB 8 GB ? raw hardware
Main Camera 1 megapixel - 8 megapixel 5 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) - 1080p HD 720p HD ?
Front Camera - - 1 megapixel Yes -
Weight 3.89 oz
(110g)
5.01 oz
(142g)
4.7 oz
(133g)
4.6 oz
(130g)
4.69 oz
(133g)
Dimensions 3.89" x 2.01" x 0.62"
(99 x 51 x 15.7 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
5.16" x 2.71" x 0.38"
(131 x 69 x 9.7 mm)
5.24" x 2.67" x 0.37"
(133 x 68 x 9.4 mm)
4.49" x 2.36" x 0.53"
(114 x 60 x 13.5 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) BlackBerry OS Android Android Windows Mobile Professional
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 4, 5, 12, 25

CDMA: 850, 1700, 1900

*

4G LTE: 2, 4, 5, 12, 25, 26, 41

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 1xRTT LTE (Cat 3) LTE (Cat 4) HSDPA 3.6
Features 
Flashlight - - - Yes -
GPS / Location - n/a n/a n/a n/a
Accessibility
Adjustable Text Size - n/a n/a n/a n/a
Hearing Aid Compatible - - Yes Yes -
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display Yes - - - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth Yes - Yes Yes Yes
Mobile Hotspot - n/a n/a n/a n/a
NFC - - Yes - -
USB Yes Yes Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
Contacts
Picture ID Yes n/a n/a n/a n/a
Ringer ID - n/a n/a n/a n/a
Voice Dialing Yes n/a n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a n/a
Real-Music Ringers Yes n/a n/a n/a n/a
Data & Network
Data Tethering Yes n/a n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Stylus - - - - Yes
Text Keyboard, Hardware - Yes - - Yes
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client Yes n/a n/a n/a n/a
Instant Messaging Yes n/a n/a n/a n/a
MMS Yes n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player Yes n/a n/a n/a n/a
Photo & Video
DLNA - - Yes - -
Miracast - - Yes - -
TV Output - - Yes - -
Productivity
Alarm Yes n/a n/a n/a n/a
Calculator Yes n/a n/a n/a n/a
Calendar Yes n/a n/a n/a n/a
To-Do List Yes n/a n/a n/a n/a
Voice Memo Yes n/a n/a n/a n/a
Software
Games Yes n/a n/a n/a n/a
Java (J2ME) Yes n/a n/a n/a n/a
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) - n/a n/a n/a n/a
Speaker Phone Yes - Yes Yes Yes
  LG Trax CU575 BlackBerry 7750 LG Optimus F7 LG K3 Palm Treo Pro (GSM)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG Trax CU575 BlackBerry 7750 LG Optimus F7 LG K3 Palm Treo Pro (GSM)

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