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Phone LG AX-390 / UX-390 Samsung SPH-i550 Apple iPhone 4 (GSM) Coolpad Defiant
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Not yet released Released Released
Specifications 
Display Size ? ? 3.5" diag.
5 : 3
5" diag.
16 : 9
Display Resolution & Type 128 x 128 pixels
LCD (STN)
320 x 320 pixels
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~196 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz
Battery 1,000 mAh ? ? 2,450 mAh
Processor ? 200 MHz Motorola MX-1 Apple A4 1.4 GHz Qualcomm Snapdragon 425 (MSM8917)
RAM ? ? ? 1 GB
Storage ? raw hardware ? raw hardware 32 GB * 8 GB
Main Camera - 1 megapixel 5 megapixel 5 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? 720p HD 720p HD
Front Camera - - Yes 2 megapixel
Weight 3.74 oz
(106g)
? 4.8 oz
(136g)
6.5 oz
(184g)
Dimensions 3.82" x 1.98" x 0.94"
(97 x 50 x 23.9 mm)
3.46" x 2.34" x 1.1"
(88 x 59 x 27.9 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
5.69" x 2.81" x 0.4"
(145 x 71 x 10.2 mm)
Form Factor Clamshell Clamshell Slab Slab
Platform / OS (proprietary) Palm OS iOS Android
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT 1xRTT HSPA 7.2 LTE (Cat 4)
Features 
Flashlight - - - Yes
GPS / Location Yes n/a 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 n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display Yes Yes - -
Connectivity
Bluetooth - - Yes Yes
Infrared (IR) - Yes - -
Mobile Hotspot - n/a n/a n/a
USB - - Yes Yes
Micro-USB
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a n/a n/a
Ringer ID - n/a n/a n/a
Voice Dialing Yes n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a
Custom Ringtones Yes n/a 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 n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes
Touch Screen - Yes Yes Yes
Memory
Memory Card Slot - Yes - Yes
Messaging
Email Client - n/a n/a n/a
MMS Yes n/a n/a n/a
Music
Headphone Jack (3.5mm) - - Yes Yes
Music Player - n/a n/a n/a
Photo & Video
TV Output - - Yes -
Productivity
Alarm Yes n/a n/a n/a
Calculator Yes n/a 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 n/a n/a
Software
BREW Yes n/a n/a n/a
Games Yes n/a n/a n/a
Voice
Headset Jack (2.5 mm) Yes n/a n/a n/a
Push-To-Talk Yes - - -
Speaker Phone Yes - Yes Yes
  * Some versions only
  LG AX-390 / UX-390 Samsung SPH-i550 Apple iPhone 4 (GSM) Coolpad Defiant
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG AX-390 / UX-390 Samsung SPH-i550 Apple iPhone 4 (GSM) Coolpad Defiant

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