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Phone Motorola Droid 4 Sony Xperia ion Ericsson T66 Casio Exilim C721 Siemens CT56
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4" diag.
16 : 9
4.6" diag.
16 : 9
? 2.3" diag.
4 : 3
?
Display Resolution & Type 540 x 960 pixels
(~275 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~323 ppi)
LCD (TFT/TFD)
? 240 x 320 pixels
(~174 ppi)
LCD (TFT/TFD)
101 x 64 pixels
Display Refresh 60 Hz 60 Hz ? ? ?
Battery 1,785 mAh 1,900 mAh ? 920 mAh 700 mAh
Processor ? 1.5 GHz Qualcomm Snapdragon S3 MSM8260 ? ? ?
RAM 1 GB 1 GB ? ? ?
Storage 16 GB 16 GB ? raw hardware ? raw hardware ? raw hardware
Main Camera 8 megapixel 12 megapixel - 5 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 1080p HD 1080p HD - QVGA (320 x 240) -
Front Camera 1 megapixel 1 megapixel - - -
Weight 6.31 oz
(179g)
5.1 oz
(145g)
2.08 oz
(59g)
4.48 oz
(127g)
2.96 oz
(84g)
Dimensions 5" x 2.65" x 0.5"
(127 x 67 x 12.7 mm)
5.2" x 2.7" x 0.4"
(132 x 69 x 10.2 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.06" x 1.97" x 0.78"
(103 x 50 x 19.9 mm)
3.98" x 1.73" x 0.83"
(101 x 44 x 21.1 mm)
Form Factor Slide Slab Slab Clamshell Slab
Platform / OS Android Android (proprietary) (proprietary) (proprietary)
Network Bands

4G LTE: 13

CDMA: 850, 1900

4G LTE: 4, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

GSM: 850, 1900

Data Technology LTE (Cat 3) LTE (Cat 3) - EVDO rA GPRS
Features 
Flashlight - - - Yes -
GPS / Location n/a n/a - Yes Yes
Ruggedized - - - Yes -
Water-Resistant - - - Yes -
Accessibility
Adjustable Text Size n/a n/a - Yes -
Hearing Aid Compatible Yes Yes - Yes -
Multiple Languages n/a n/a Yes Yes Yes
TTY/TDD (Digital) Yes - - Yes Yes
Alerts
Extra Display - - - Yes -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
- Yes
Classic Audio
-
Mobile Hotspot n/a n/a - - -
USB Yes
Micro-USB
Yes - Yes Yes
Wi-Fi Yes
4 (802.11 b,g,n)
Yes - - -
Contacts
Picture ID n/a n/a - Yes -
Ringer ID n/a n/a - Yes -
Voice Dialing n/a n/a - Yes Yes
Customization
Changeable Body Plates - - - - Yes
Custom Graphics n/a n/a Yes Yes Yes
Custom Ringtones n/a n/a Yes Yes Yes
Real-Music Ringers n/a n/a - Yes -
Data & Network
Data Tethering n/a n/a - Yes Yes
WAP / Web Browser n/a n/a Yes Yes Yes
Input
Predictive Text Entry n/a n/a Yes Yes Yes
Side Keys Yes Yes Yes Yes -
Text Keyboard, Hardware Yes - - - -
Touch Screen Yes Yes - - -
Memory
Memory Card Slot Yes Yes - Yes -
Messaging
Email Client n/a n/a - - -
EMS / Picture Messaging n/a n/a Yes Yes Yes
Instant Messaging n/a n/a - Yes -
MMS n/a n/a - Yes -
Text Messaging Templates n/a n/a Yes Yes -
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) Yes Yes - - -
Music Player n/a n/a - Yes -
Photo & Video
DLNA Yes Yes - - -
TV Output Yes Yes - - -
Productivity
Alarm n/a n/a Yes Yes -
Calculator n/a n/a Yes Yes -
Calendar n/a n/a Yes Yes -
To-Do List n/a n/a Yes Yes -
Voice Memo n/a n/a - Yes -
Software
BREW n/a n/a - Yes -
Games n/a n/a Yes Yes -
Java (J2ME) n/a n/a - - Yes
Voice
Speaker Phone Yes Yes - Yes Yes
  Motorola Droid 4 Sony Xperia ion Ericsson T66 Casio Exilim C721 Siemens CT56
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Motorola Droid 4 Sony Xperia ion Ericsson T66 Casio Exilim C721 Siemens CT56

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