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Phone Casio G'zOne Rock Motorola Droid 4 Samsung ATIV SE Samsung SCH-A990 Samsung SGH-X640
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.1" diag.
4 : 3
4" diag.
16 : 9
5" diag.
16 : 9
? ?
Display Resolution & Type 240 x 320 pixels
(~190 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~275 ppi)
LCD (TFT/TFD)
1080 x 1920 pixels
(~441 ppi)
AMOLED
240 x 320 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? ?
Battery 1,150 mAh 1,785 mAh 2,600 mAh 1,000 mAh 800 mAh
Processor ? ? ? ? ?
RAM ? 1 GB 2 GB ? ?
Storage ? raw hardware 16 GB 16 GB ? raw hardware ? raw hardware
Main Camera 2 megapixel 8 megapixel 13 megapixel 3 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 1080p HD 1080p HD ? -
Front Camera - 1 megapixel 2 megapixel - -
Weight 4.4 oz
(125g)
6.31 oz
(179g)
4.79 oz
(136g)
4.4 oz
(125g)
3 oz
(85g)
Dimensions 4.1" x 2" x 0.9"
(104 x 51 x 22.9 mm)
5" x 2.65" x 0.5"
(127 x 67 x 12.7 mm)
5.42" x 2.75" x 0.33"
(138 x 70 x 8.4 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
Form Factor Clamshell Slide Slab Clamshell Clamshell
Platform / OS (proprietary) Android Windows (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

4G LTE: 13

CDMA: 850, 1900

4G LTE: 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

Data Technology EVDO rA LTE (Cat 3) LTE (Cat 3) EVDO r0 GPRS
Features 
Flashlight Yes - - Yes -
GPS / Location Yes n/a n/a Yes -
Ruggedized Yes - - - -
Water-Resistant Yes - - - -
Accessibility
Adjustable Text Size - n/a n/a - -
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
-
Multiple Languages Yes n/a n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display Yes - - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes -
Infrared (IR) - - Yes - -
Mobile Hotspot - n/a n/a - -
NFC - - Yes - -
USB Yes Yes
Micro-USB
Yes
Micro-USB
Yes -
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID Yes n/a n/a Yes Yes
Ringer ID Yes n/a n/a Yes Yes
Voice Dialing Yes n/a n/a Yes -
Customization
Custom Graphics Yes n/a n/a Yes Yes
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers Yes n/a n/a Yes -
Data & Network
Data Tethering Yes n/a n/a Yes -
WAP / Web Browser Yes n/a n/a Yes Yes
Input
Predictive Text Entry Yes n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes
Capacitive
Yes
Capacitive
- -
Memory
Memory Card Slot Yes Yes Yes Yes -
Messaging
Email Client Yes n/a n/a - -
EMS / Picture Messaging - n/a n/a Yes Yes
Instant Messaging Yes n/a n/a - -
MMS Yes n/a n/a Yes Yes
Text Messaging Templates Yes n/a n/a Yes Yes
Music
Headphone Jack (3.5mm) - Yes Yes - -
Music Player Yes n/a n/a Yes -
Stereo Speakers - - - Yes -
Photo & Video
DLNA - Yes Yes - -
TV Output - Yes - Yes -
Productivity
Alarm Yes n/a n/a Yes Yes
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes Yes
To-Do List - n/a n/a - Yes
Voice Memo Yes n/a n/a Yes Yes
Software
BREW Yes n/a n/a Yes -
Games Yes n/a n/a Yes Yes
Java (J2ME) - n/a n/a - Yes
Voice
Headset Jack (2.5 mm) Yes n/a n/a - Yes
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes Yes
  Casio G'zOne Rock Motorola Droid 4 Samsung ATIV SE Samsung SCH-A990 Samsung SGH-X640
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Casio G'zOne Rock Motorola Droid 4 Samsung ATIV SE Samsung SCH-A990 Samsung SGH-X640

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