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Phone Motorola W755 Apple iPhone 4 (CDMA) ZTE Z222 / Z223 Casio G'zOne Boulder Siemens CF75
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Not yet released
Specifications 
Display Size 1.9" diag.
4 : 3
3.5" diag.
5 : 3
2" diag.
4 : 3
2" diag.
4 : 3
?
Display Resolution & Type 176 x 220 pixels
(~148 ppi)
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
Display Refresh ? 60 Hz ? ? ?
Battery 950 mAh ? 900 mAh 810 mAh 600 mAh
Processor ? ? QSC6270 ? ?
RAM ? ? 64 MB ? ?
Storage ? raw hardware 8 GB * 128 MB ? raw hardware ? raw hardware
Main Camera 1 megapixel 5 megapixel Yes 1 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 720p HD ? ? -
Front Camera - Yes - - -
Weight 3.6 oz
(102g)
4.8 oz
(136g)
3.24 oz
(92g)
4.9 oz
(139g)
3.17 oz
(90g)
Dimensions 3.9" x 1.9" x 0.68"
(99 x 48 x 17.3 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
3.9" x 2" x 0.9"
(99 x 51 x 22.9 mm)
3.43" x 1.73" x 1.26"
(87 x 44 x 32 mm)
Form Factor Clamshell Slab Clamshell Clamshell Clamshell
Platform / OS (proprietary) iOS (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

Data Technology EVDO r0 EVDO rA HSDPA 3.6 EVDO rA EDGE
Features 
Flashlight - - - Yes -
GPS / Location Yes n/a - Yes -
Ruggedized - - - Yes -
Water-Resistant - - - Yes -
Accessibility
Adjustable Text Size - n/a - - -
Hearing Aid Compatible Yes Yes Yes Yes -
Multiple Languages Yes n/a Yes Yes Yes
TTY/TDD (Digital) Yes - Yes Yes -
Alerts
Extra Display Yes - Yes Yes Yes
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes Yes Yes Yes -
Infrared (IR) - - - - Yes
Mobile Hotspot - n/a - - -
USB Yes Yes Yes
Micro-USB
Yes Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
- - -
Contacts
Picture ID Yes n/a Yes Yes -
Ringer ID Yes n/a Yes Yes -
Voice Dialing Yes n/a - Yes -
Customization
Changeable Body Plates - - - Yes -
Custom Graphics Yes n/a Yes Yes Yes
Custom Ringtones Yes n/a Yes Yes Yes
Real-Music Ringers Yes n/a Yes - -
Data & Network
Data Tethering Yes n/a - Yes Yes
External Antenna Jack Yes n/a - - -
WAP / Web Browser Yes n/a Yes Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes - - -
Memory
Memory Card Slot Yes - - Yes -
Messaging
Email Client - n/a Yes - Yes
EMS / Picture Messaging Yes n/a - Yes Yes
Instant Messaging Yes n/a - - -
MMS Yes n/a Yes Yes Yes
Text Messaging Templates Yes n/a Yes Yes Yes
Music
FM Radio - - Yes * - -
Headphone Jack (3.5mm) - Yes - - -
Music Player Yes n/a - Yes -
Photo & Video
TV Output - Yes - - -
Video Calling - n/a - - -
Productivity
Alarm Yes n/a Yes Yes Yes
Calculator Yes n/a Yes Yes Yes
Calendar Yes n/a Yes Yes Yes
To-Do List - n/a - - Yes
Voice Memo Yes n/a Yes Yes Yes
Software
BREW Yes n/a - Yes -
Games Yes n/a Yes Yes Yes
Java (J2ME) - n/a Yes - Yes
Voice
Headset Jack (2.5 mm) Yes n/a - - -
Push-To-Talk - - - Yes Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Motorola W755 Apple iPhone 4 (CDMA) ZTE Z222 / Z223 Casio G'zOne Boulder Siemens CF75
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Motorola W755 Apple iPhone 4 (CDMA) ZTE Z222 / Z223 Casio G'zOne Boulder Siemens CF75

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