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Phone LG AX-490 Siemens SL55 Motorola Droid Ultra Sharp Sidekick LX 2007
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 5" diag.
16 : 9
3" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
101 x 80 pixels
LCD (STN)
720 x 1280 pixels
(~294 ppi)
AMOLED
400 x 240 pixels
(~155 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ?
Battery 1,100 mAh 500 mAh 2,130 mAh 1,540 mAh
Processor ? ? 1.7 GHz Qualcomm Snapdragon S4 Pro MSM8960T 200 MHz OMAP 331
RAM ? ? 2 GB ?
Storage ? raw hardware ? raw hardware 16 GB ? raw hardware
Main Camera Yes - 10 megapixel 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - 1080p HD ?
Front Camera - - 2 megapixel -
Weight 3.79 oz
(107g)
2.79 oz
(79g)
4.83 oz
(137g)
5.7 oz
(162g)
Dimensions 3.74" x 1.92" x 1"
(95 x 49 x 25.4 mm)
3.21" x 1.75" x 0.86"
(82 x 44 x 21.8 mm)
5.41" x 2.8" x 0.28"
(137 x 71 x 7.2 mm)
5.12" x 2.36" x 0.7"
(130 x 60 x 17.9 mm)
Form Factor Clamshell Slide Slab Swivel
Platform / OS (proprietary) (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

4G LTE: 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT GPRS LTE (Cat 3) EDGE
Features 
Flashlight - - - Yes
GPS / Location Yes - n/a -
Accessibility
Adjustable Text Size - - n/a Yes
Hearing Aid Compatible Yes - Yes Yes
Multiple Languages Yes Yes n/a -
TTY/TDD (Digital) Yes - Yes -
Alerts
Extra Display Yes - - -
Ringer Profiles - Yes - Yes
Connectivity
Bluetooth Yes - Yes Yes
Infrared (IR) - Yes - -
Mobile Hotspot - - n/a -
NFC - - Yes -
USB Yes - Yes
Micro-USB
Yes
Wi-Fi - - Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID Yes Yes n/a Yes
Ringer ID Yes Yes n/a Yes
Voice Dialing Yes Yes n/a -
Customization
Custom Graphics Yes Yes n/a Yes
Custom Ringtones Yes Yes n/a Yes
Real-Music Ringers Yes - n/a Yes
Data & Network
Data Tethering Yes Yes n/a -
WAP / Web Browser Yes Yes n/a Yes
Input
Predictive Text Entry - Yes n/a -
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - Yes
Touch Screen - - Yes -
Memory
Memory Card Slot - - - Yes
Messaging
Email Client - Yes n/a Yes
EMS / Picture Messaging - Yes n/a -
Instant Messaging - - n/a Yes
MMS Yes Yes n/a Yes
Text Messaging Templates Yes Yes n/a Yes
Music
Headphone Jack (3.5mm) - - Yes Yes
Music Player - - n/a Yes
Stereo Speakers Yes - - -
Photo & Video
Miracast - - Yes -
Productivity
Alarm Yes Yes n/a Yes *
Calculator Yes Yes n/a -
Calendar Yes Yes n/a Yes
To-Do List - Yes n/a Yes
Voice Memo Yes Yes n/a -
Software
BREW Yes - n/a -
Games Yes Yes n/a Yes
Java (J2ME) - Yes n/a Yes
Voice
Headset Jack (2.5 mm) Yes - n/a -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  LG AX-490 Siemens SL55 Motorola Droid Ultra Sharp Sidekick LX 2007
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Phone LG AX-490 Siemens SL55 Motorola Droid Ultra Sharp Sidekick LX 2007

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