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Phone LG AX-490 LG K4 / Optimus Zone 3 / Rebel BlackBerry Curve 9350 AT&T Vista Samsung PM-A840
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 4.5" diag.
16 : 9
2.4" diag.
4 : 3
5.5" diag.
18 : 9
?
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
480 x 360 pixels
(~246 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
Display Refresh ? 60 Hz ? 60 Hz ?
Battery 1,100 mAh 1,940 mAh 1,040 mAh 2,450 mAh ?
Processor ? 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) 800 MHz Marvell 2 GHz MediaTek Helio A22 (MT6761V) ?
RAM ? 1.5 GB ? 3 GB ?
Storage ? raw hardware 16 GB * ? raw hardware 32 GB ? raw hardware
Main Camera Yes 5 megapixel 5 megapixel 8 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 720p HD VGA (640 x 480) 1080p HD -
Front Camera - 2 megapixel - 5 megapixel -
Weight 3.79 oz
(107g)
3.99 oz
(113g)
3.49 oz
(99g)
5.51 oz
(156g)
3.28 oz
(93g)
Dimensions 3.74" x 1.92" x 1"
(95 x 49 x 25.4 mm)
5.19" x 2.62" x 0.35"
(132 x 67 x 8.9 mm)
4.29" x 2.36" x 0.43"
(109 x 60 x 10.9 mm)
5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
3.54" x 1.85" x 0.94"
(90 x 47 x 23.9 mm)
Form Factor Clamshell Slab Slab Slab Clamshell
Platform / OS (proprietary) Android BlackBerry OS Android (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

4G LTE: 2, 4, 5, 13

WCDMA: 1, 2, 5

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 800, 850, 1900

*

4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30

WCDMA: 1, 2, 4, 5, 8

CDMA: 850, 1900

AMPS: 850

Data Technology 1xRTT LTE (Cat 3) EVDO rA LTE (Cat 4) 1xRTT
Features 
Flashlight - Yes - Yes -
GPS / Location Yes n/a n/a n/a Yes
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M3 (mostly compatible)
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes - Yes
Alerts
Extra Display Yes - - - Yes
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes Yes Yes Yes -
Mobile Hotspot - n/a n/a n/a -
NFC - - Yes - -
USB Yes Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
-
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes -
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing Yes 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 Yes n/a n/a n/a -
Data & Network
Data Tethering Yes n/a n/a n/a -
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry - n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - Yes - -
Touch Screen - Yes
Capacitive
- Yes
Capacitive
-
Memory
Memory Card Slot - Yes Yes Yes -
Messaging
Email Client - n/a n/a n/a -
Instant Messaging - n/a n/a n/a -
MMS Yes n/a n/a n/a -
Text Messaging Templates Yes n/a n/a n/a Yes
Music
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player - n/a n/a n/a -
Stereo Speakers Yes - - - -
Photo & Video
Miracast - 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 - n/a n/a n/a Yes
Voice Memo Yes n/a n/a n/a Yes
Software
BREW Yes n/a n/a n/a -
Games Yes n/a n/a n/a Yes
Java (J2ME) - n/a n/a n/a Yes
Voice
HD Voice - Yes * - Yes -
Headset Jack (2.5 mm) Yes n/a n/a n/a Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  LG AX-490 LG K4 / Optimus Zone 3 / Rebel BlackBerry Curve 9350 AT&T Vista Samsung PM-A840
  X > < X > < X > < X > < X

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

 
Phone LG AX-490 LG K4 / Optimus Zone 3 / Rebel BlackBerry Curve 9350 AT&T Vista Samsung PM-A840

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