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Phone Kyocera Oystr KX9d / KX9e Casio G'zOne Boulder Coolpad Quattro 4G Samsung SPH-N270 (Matrix Phone) Apple iPhone 4 (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2" diag.
4 : 3
4" diag.
5 : 3
? 3.5" diag.
5 : 3
Display Resolution & Type 128 x 128 pixels
LCD (STN)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? 60 Hz
Battery 870 mAh 810 mAh 1,600 mAh 1,000 mAh ?
Processor ? ? ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware 512 MB ? raw hardware 8 GB *
Main Camera - 1 megapixel 3 megapixel - 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? VGA (640 x 480) - 720p HD
Front Camera - - Yes - Yes
Weight 3.5 oz
(99g)
4.9 oz
(139g)
3.31 oz
(94g)
4.66 oz
(132g)
4.8 oz
(136g)
Dimensions 3.46" x 1.88" x 0.98"
(88 x 48 x 24.9 mm)
3.9" x 2" x 0.9"
(99 x 51 x 22.9 mm)
4.96" x 2.6" x 0.51"
(126 x 66 x 13 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
Form Factor Clamshell Clamshell Slab Slide Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) iOS
Network Bands

CDMA: 1900

*

CDMA: 850, 1900

4G LTE: 2, 4

CDMA: 850, 1700, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

Data Technology 1xRTT EVDO rA LTE (Cat 3) - EVDO rA
Features 
Flashlight - Yes - - -
GPS / Location Yes Yes n/a Yes n/a
Ruggedized - Yes - - -
Water-Resistant - Yes - - -
Accessibility
Adjustable Text Size - - n/a - n/a
Hearing Aid Compatible Yes Yes Yes - Yes
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) Yes Yes Yes - -
Alerts
Extra Display - Yes - - -
Connectivity
Bluetooth - Yes Yes - Yes
Mobile Hotspot - - n/a - n/a
USB Yes Yes Yes - Yes
Wi-Fi - - Yes - Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes n/a Yes n/a
Ringer ID Yes Yes n/a Yes n/a
Voice Dialing Yes Yes n/a Yes n/a
Customization
Changeable Body Plates - Yes - - -
Custom Graphics Yes Yes n/a - n/a
Custom Ringtones Yes Yes n/a - n/a
Real-Music Ringers Yes * - n/a - n/a
Data & Network
Data Tethering - Yes n/a - n/a
WAP / Web Browser Yes * Yes n/a - n/a
Input
Predictive Text Entry Yes Yes n/a Yes n/a
Side Keys Yes Yes Yes - Yes
Touch Screen - - Yes - Yes
Memory
Memory Card Slot - Yes Yes - -
Messaging
Email Client - - n/a - n/a
EMS / Picture Messaging Yes Yes n/a - n/a
Instant Messaging - - n/a - n/a
MMS - Yes n/a - n/a
Text Messaging Templates Yes Yes n/a - n/a
Music
Headphone Jack (3.5mm) - - Yes - Yes
Music Player - Yes n/a - n/a
Photo & Video
TV Output - - - - Yes
Video Calling - - n/a - n/a
Productivity
Alarm Yes Yes n/a Yes n/a
Calculator Yes Yes n/a Yes n/a
Calendar Yes Yes n/a Yes n/a
To-Do List - - n/a Yes n/a
Voice Memo Yes Yes n/a Yes n/a
Software
BREW Yes * Yes n/a - n/a
Games Yes Yes n/a - n/a
Java (J2ME) Yes * - n/a - n/a
Voice
Headset Jack (2.5 mm) Yes - n/a Yes n/a
Push-To-Talk - Yes - - -
Speaker Phone Yes Yes Yes - Yes
  * Some versions only
  Kyocera Oystr KX9d / KX9e Casio G'zOne Boulder Coolpad Quattro 4G Samsung SPH-N270 (Matrix Phone) Apple iPhone 4 (CDMA)
  X > < X > < X > < X > < X

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

 
Phone Kyocera Oystr KX9d / KX9e Casio G'zOne Boulder Coolpad Quattro 4G Samsung SPH-N270 (Matrix Phone) Apple iPhone 4 (CDMA)

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