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Phone LG Tritan AX-840 / UX-840 Samsung Sidekick 4G Cal-Comp EZ
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size 3" diag.
5 : 3
3.5" diag.
5 : 3
?
Display Resolution & Type 240 x 400 pixels
(~155 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~267 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
Display Refresh ? 60 Hz ?
Battery 950 mAh ? 800 mAh
Processor ? 1 GHz Samsung Hummingbird Cortex A8 ?
RAM ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware
Main Camera 3 megapixel 3 megapixel -
Wide Camera - - -
Tele Camera - - -
Video Capture QVGA (320 x 240) WVGA / 480p -
Front Camera - Yes -
Weight 5.03 oz
(143g)
5.7 oz
(162g)
2.47 oz
(70g)
Dimensions 4.45" x 2.24" x 0.65"
(113 x 57 x 16.5 mm)
5" x 2.42" x 0.6"
(127 x 61 x 15.2 mm)
4.04" x 1.71" x 0.63"
(103 x 43 x 16 mm)
Form Factor Slide Slide Slab
Platform / OS (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology EVDO r0 HSPA+ 21 1xRTT
Features 
GPS / Location Yes n/a Yes
Accessibility
Adjustable Text Size Yes n/a -
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
-
Multiple Languages Yes n/a Yes
TTY/TDD (Digital) Yes Yes -
Connectivity
Bluetooth Yes Yes -
Mobile Hotspot - n/a -
USB Yes
Micro-USB
Yes
Micro-USB
Yes
Mini-USB
Wi-Fi - Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID Yes n/a -
Ringer ID Yes n/a -
Voice Dialing Yes n/a -
Customization
Custom Graphics Yes n/a -
Custom Ringtones Yes n/a -
Real-Music Ringers Yes n/a -
Data & Network
WAP / Web Browser Yes n/a -
Input
Predictive Text Entry - n/a -
Side Keys Yes Yes -
Text Keyboard, Hardware Yes Yes -
Touch Screen Yes Yes -
Memory
Memory Card Slot Yes Yes -
Messaging
Email Client Yes n/a -
Instant Messaging Yes n/a -
MMS Yes n/a -
Text Messaging Templates Yes n/a Yes
Music
Headphone Jack (3.5mm) Yes Yes -
Music Player Yes n/a -
Photo & Video
DLNA - Yes -
Productivity
Alarm Yes n/a Yes
Calculator Yes n/a Yes
Calendar Yes n/a Yes
To-Do List - n/a Yes
Voice Memo Yes n/a Yes *
Software
BREW Yes n/a -
Games Yes n/a -
Voice
Headset Jack (2.5 mm) - n/a Yes
Speaker Phone Yes Yes -
  * Some versions only
  LG Tritan AX-840 / UX-840 Samsung Sidekick 4G Cal-Comp EZ
  X > < X > < X

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

 
Phone LG Tritan AX-840 / UX-840 Samsung Sidekick 4G Cal-Comp EZ

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