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Phone LG AX-490 Apple iPhone 4 (GSM) HTC Pure / Touch Diamond2 Samsung SPH-N270 (Matrix Phone) LG LX-400
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.5" diag.
5 : 3
3.2" diag.
5 : 3
? 1.8" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~292 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
128 x 160 pixels
(~117 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? ?
Battery 1,100 mAh ? 1,100 mAh 1,000 mAh 1,000 mAh
Processor ? Apple A4 528 MHz Qualcomm MSM7201A ? ?
RAM ? ? ? ? ?
Storage ? raw hardware 32 GB * ? raw hardware ? raw hardware ? raw hardware
Main Camera Yes 5 megapixel 5 megapixel - 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 720p HD CIF (352 x 288) - QCIF (176 x 144)
Front Camera - Yes - - -
Weight 3.79 oz
(107g)
4.8 oz
(136g)
4.15 oz
(118g)
4.66 oz
(132g)
3.42 oz
(97g)
Dimensions 3.74" x 1.92" x 1"
(95 x 49 x 25.4 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
4.33" x 2.1" x 0.59"
(110 x 53 x 15 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
3.66" x 1.88" x 0.82"
(93 x 48 x 20.8 mm)
Form Factor Clamshell Slab Slab Slide Clamshell
Platform / OS (proprietary) iOS Windows Mobile Professional (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

Data Technology 1xRTT HSPA 7.2 HSPA 7.2 - EVDO rA
Features 
GPS / Location Yes n/a n/a Yes Yes
Accessibility
Adjustable Text Size - n/a n/a - Yes
Hearing Aid Compatible Yes Yes - - Yes
Multiple Languages Yes n/a n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes - Yes
Alerts
Extra Display Yes - - - Yes
Connectivity
Bluetooth Yes Yes Yes - Yes
Mobile Hotspot - n/a n/a - -
USB Yes Yes Yes
Mini-USB
- Yes
Micro-USB
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
- -
Contacts
Picture ID Yes n/a n/a Yes Yes
Ringer ID Yes n/a n/a Yes Yes
Voice Dialing Yes n/a n/a Yes Yes
Customization
Custom Graphics Yes n/a n/a - Yes
Custom Ringtones Yes n/a n/a - Yes
Real-Music Ringers Yes n/a n/a - Yes
Data & Network
Data Tethering Yes n/a n/a - Yes
WAP / Web Browser Yes n/a n/a - Yes
Input
Predictive Text Entry - n/a n/a Yes Yes
Side Keys Yes Yes Yes - Yes
Text Keyboard, Hardware Yes - - - -
Touch Screen - Yes Yes - -
Memory
Memory Card Slot - - Yes - -
Messaging
Email Client - n/a n/a - Yes
Instant Messaging - n/a n/a - Yes
MMS Yes n/a n/a - -
Text Messaging Templates Yes n/a n/a - Yes
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - Yes - - -
Music Player - n/a n/a - -
Stereo Speakers Yes - - - -
Photo & Video
TV Output - Yes - - -
Productivity
Alarm Yes n/a n/a Yes Yes
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes Yes
To-Do List - n/a n/a Yes -
Voice Memo Yes n/a n/a Yes Yes
Software
BREW Yes n/a n/a - -
Games Yes n/a n/a - Yes
Java (J2ME) - n/a n/a - Yes
Voice
Headset Jack (2.5 mm) Yes n/a n/a Yes Yes
Push-To-Talk - - - - Yes
Speaker Phone Yes Yes Yes - Yes
  * Some versions only
  LG AX-490 Apple iPhone 4 (GSM) HTC Pure / Touch Diamond2 Samsung SPH-N270 (Matrix Phone) LG LX-400
  X > < X > < X > < X > < X

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

 
Phone LG AX-490 Apple iPhone 4 (GSM) HTC Pure / Touch Diamond2 Samsung SPH-N270 (Matrix Phone) LG LX-400

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