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Phone LG AX-390 / UX-390 BlackBerry 7750 Sony Ericsson T206 Nokia Lumia 521 / 520 ZTE Speed
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? 4" diag.
5 : 3
4.5" diag.
16 : 9
Display Resolution & Type 128 x 128 pixels
LCD (STN)
240 x 240 pixels
LCD (Color)
? 480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~245 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? 60 Hz
Battery 1,000 mAh ? ? 1,430 mAh 2,000 mAh
Processor ? ? ? 1 GHz Qualcomm Snapdragon S4 MSM8270 1.2 GHz Qualcomm Snapdragon 410 MSM8916
RAM ? ? ? 512 MB 1 GB
Storage ? raw hardware ? raw hardware ? raw hardware 8 GB 8 GB
Main Camera - - - 5 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - 720p HD 720p HD
Front Camera - - - - 2 megapixel
Weight 3.74 oz
(106g)
5.01 oz
(142g)
4.23 oz
(120g)
4.39 oz
(124g)
4.8 oz
(136g)
Dimensions 3.82" x 1.98" x 0.94"
(97 x 50 x 23.9 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.41" x 1.89" x 1.02"
(112 x 48 x 25.9 mm)
4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
5.3" x 2.6" x 0.4"
(135 x 66 x 10.2 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) BlackBerry OS (proprietary) Windows Android
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 25, 26, 41

CDMA: 800, 850, 1900

Data Technology 1xRTT 1xRTT 1xRTT HSPA+ 21 LTE (Cat 3)
Features 
GPS / Location Yes n/a Yes n/a n/a
Accessibility
Adjustable Text Size - n/a - n/a n/a
Hearing Aid Compatible Yes - - Yes Yes
Multiple Languages Yes n/a Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - Yes Yes - -
Connectivity
Bluetooth -
-
-
Yes
Yes
Classic Audio
Mobile Hotspot - n/a - n/a n/a
USB - Yes - Yes Yes
Micro-USB
Wi-Fi - - - Yes Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a Yes n/a n/a
Ringer ID - n/a Yes n/a n/a
Voice Dialing Yes n/a Yes n/a n/a
Customization
Changeable Body Plates - - Yes - -
Custom Graphics Yes n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers Yes n/a - n/a n/a
Data & Network
Data Tethering - n/a - n/a n/a
WAP / Web Browser Yes n/a Yes n/a n/a
Input
Predictive Text Entry Yes n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - - - Yes Yes
Memory
Memory Card Slot - - - Yes Yes
Messaging
Email Client - n/a - n/a n/a
EMS / Picture Messaging - n/a Yes n/a n/a
Instant Messaging - n/a - n/a n/a
MMS Yes n/a - n/a n/a
Text Messaging Templates - n/a Yes n/a n/a
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - n/a - n/a n/a
Productivity
Alarm Yes n/a Yes n/a n/a
Calculator Yes n/a Yes n/a n/a
Calendar Yes n/a - n/a n/a
To-Do List - n/a - n/a n/a
Voice Memo Yes n/a Yes n/a n/a
Software
BREW Yes n/a - n/a n/a
Games Yes n/a Yes n/a n/a
Java (J2ME) - n/a - n/a n/a
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) Yes n/a Yes n/a n/a
Push-To-Talk Yes - - - -
Speaker Phone Yes - - Yes Yes
  LG AX-390 / UX-390 BlackBerry 7750 Sony Ericsson T206 Nokia Lumia 521 / 520 ZTE Speed
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG AX-390 / UX-390 BlackBerry 7750 Sony Ericsson T206 Nokia Lumia 521 / 520 ZTE Speed

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