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Phone Casio G'zOne Rock Samsung SGH-E635 / SGH-E630 Sony Ericsson W200 Apple iPhone 4 (GSM) Samsung SGH-A727
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.1" diag.
4 : 3
? ? 3.5" diag.
5 : 3
?
Display Resolution & Type 240 x 320 pixels
(~190 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
220 x 176 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz ?
Battery 1,150 mAh 800 mAh ? ? ?
Processor ? ? ? Apple A4 ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB * ? raw hardware
Main Camera 2 megapixel Yes Yes 5 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? - ? 720p HD QCIF (176 x 144)
Front Camera - - - Yes -
Weight 4.4 oz
(125g)
2.78 oz
(79g)
3 oz
(85g)
4.8 oz
(136g)
2.82 oz
(80g)
Dimensions 4.1" x 2" x 0.9"
(104 x 51 x 22.9 mm)
3.34" x 1.69" x 0.85"
(85 x 43 x 21.6 mm)
3.98" x 1.73" x 0.71"
(101 x 44 x 18 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
4.51" x 2.01" x 0.35"
(115 x 51 x 8.9 mm)
Form Factor Clamshell Slide Slab Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) iOS (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 850, 1800, 1900

*

GSM: 850, 1800, 1900

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology EVDO rA GPRS EDGE HSPA 7.2 HSDPA 1.8
Features 
Flashlight Yes - - - -
GPS / Location Yes - - n/a -
Ruggedized Yes - - - -
Water-Resistant Yes - - - -
Accessibility
Adjustable Text Size - - - n/a -
Hearing Aid Compatible Yes - - Yes -
Multiple Languages Yes Yes Yes n/a Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
-
-
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - Yes Yes - -
Mobile Hotspot - - - n/a -
USB Yes - Yes Yes Yes
Wi-Fi - - - Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID Yes Yes Yes n/a Yes
Ringer ID Yes Yes Yes n/a Yes
Voice Dialing Yes - Yes n/a -
Customization
Custom Graphics Yes Yes Yes n/a Yes
Custom Ringtones Yes Yes Yes n/a Yes
Real-Music Ringers Yes - Yes n/a Yes
Data & Network
Data Tethering Yes Yes Yes n/a Yes
WAP / Web Browser Yes Yes Yes n/a Yes
Input
Predictive Text Entry Yes Yes Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - - Yes -
Memory
Memory Card Slot Yes - Yes - Yes
Messaging
Email Client Yes - Yes n/a Yes
EMS / Picture Messaging - Yes - n/a -
Instant Messaging Yes - - n/a Yes
MMS Yes Yes Yes n/a Yes
Text Messaging Templates Yes Yes - n/a Yes
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - - - Yes -
Music Player Yes - Yes n/a Yes
Photo & Video
TV Output - - - Yes -
Productivity
Alarm Yes Yes Yes n/a Yes
Calculator Yes Yes Yes n/a Yes
Calendar Yes Yes Yes n/a Yes
To-Do List - Yes Yes n/a Yes
Voice Memo Yes Yes Yes n/a Yes
Software
BREW Yes - - n/a -
Games Yes Yes Yes n/a Yes
Java (J2ME) - Yes Yes n/a Yes
Voice
Headset Jack (2.5 mm) Yes - - n/a -
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Casio G'zOne Rock Samsung SGH-E635 / SGH-E630 Sony Ericsson W200 Apple iPhone 4 (GSM) Samsung SGH-A727
  X > < X > < X > < X > < X

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

 
Phone Casio G'zOne Rock Samsung SGH-E635 / SGH-E630 Sony Ericsson W200 Apple iPhone 4 (GSM) Samsung SGH-A727

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