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Phone Casio G'zOne Rock Motorola SLVR L7c Samsung SCH-U620 Motorola EM330 / EM28 Motorola v66i
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.1" diag.
4 : 3
? ? 1.8" diag.
4 : 3
?
Display Resolution & Type 240 x 320 pixels
(~190 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
?
Display Refresh ? ? ? ? ?
Battery 1,150 mAh 900 mAh 1,000 mAh 940 mAh ?
Processor ? ? ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 2 megapixel Yes 1 megapixel 1 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? ? QVGA (320 x 240) ? -
Front Camera - - - - -
Weight 4.4 oz
(125g)
3.7 oz
(105g)
3.74 oz
(106g)
3.17 oz
(90g)
2.79 oz
(79g)
Dimensions 4.1" x 2" x 0.9"
(104 x 51 x 22.9 mm)
4.48" x 1.96" x 0.51"
(114 x 50 x 13 mm)
3.78" x 1.85" x 0.87"
(96 x 47 x 22.1 mm)
3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
3.3" x 1.7" x 0.83"
(84 x 43 x 21.1 mm)
Form Factor Clamshell Slab Slide Clamshell Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

GSM: 850, 1800, 1900

*

GSM: 900, 1800, 1900

Data Technology EVDO rA EVDO r0 EVDO r0 EDGE GPRS
Features 
Flashlight Yes - - - -
GPS / Location Yes Yes Yes - -
Ruggedized Yes - - - -
Water-Resistant Yes - - - -
Accessibility
Hearing Aid Compatible Yes Yes Yes Yes -
Multiple Languages Yes Yes Yes Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display Yes - - Yes -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth Yes Yes Yes Yes -
USB Yes Yes
Mini-USB
Yes Yes
Mini-USB
Yes
Contacts
Picture ID Yes Yes Yes - -
Ringer ID Yes Yes Yes - Yes
Voice Dialing Yes Yes Yes - Yes
Customization
Changeable Body Plates - - - - Yes
Custom Graphics Yes Yes Yes Yes -
Custom Ringtones Yes Yes Yes Yes Yes
Real-Music Ringers Yes - - Yes -
Data & Network
Data Tethering Yes Yes - - Yes
WAP / Web Browser Yes Yes Yes Yes Yes
Input
Predictive Text Entry Yes Yes Yes Yes Yes
Side Keys Yes Yes Yes Yes Yes
Memory
Memory Card Slot Yes Yes Yes Yes -
Messaging
Email Client Yes - - - -
EMS / Picture Messaging - Yes - Yes Yes
Instant Messaging Yes Yes * Yes - -
MMS Yes Yes Yes Yes -
Text Messaging Templates Yes Yes Yes Yes -
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - - - Yes -
Music Player Yes Yes Yes Yes -
Stereo Speakers - - Yes - -
Productivity
Alarm Yes Yes Yes Yes Yes
Calculator Yes Yes Yes Yes Yes
Calendar Yes Yes Yes Yes Yes
Voice Memo Yes Yes Yes - Yes
Software
BREW Yes Yes * Yes - -
Games Yes Yes Yes Yes Yes
Java (J2ME) - Yes * - Yes Yes
Voice
Headset Jack (2.5 mm) Yes - Yes - Yes
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes -
  * Some versions only
  Casio G'zOne Rock Motorola SLVR L7c Samsung SCH-U620 Motorola EM330 / EM28 Motorola v66i
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Casio G'zOne Rock Motorola SLVR L7c Samsung SCH-U620 Motorola EM330 / EM28 Motorola v66i

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