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Phone Samsung SGH-X640 Motorola Defy XT Casio G'zOne Commando Nokia Lumia 920 Motorola Droid Maxx
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.7" diag.
16 : 9
3.6" diag.
5 : 3
4.5" diag.
5 : 3
5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
480 x 854 pixels
(~265 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~259 ppi)
LCD (TFT/TFD)
768 x 1280 pixels
(~332 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
AMOLED
Display Refresh ? 60 Hz 60 Hz ? 60 Hz
Battery 800 mAh 1,650 mAh 1,460 mAh 2,000 mAh 3,500 mAh
Processor ? ? 800 MHz Qualcomm S2 MSM7630 1.5 GHz Qualcomm Snapdragon S4 1.7 GHz Qualcomm Snapdragon S4 Pro MSM8960T
RAM ? 512 MB ? 1 GB 2 GB
Storage ? raw hardware 1 GB ? raw hardware 32 GB 32 GB
Main Camera Yes 5 megapixel 5 megapixel 8 megapixel 10 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - WVGA / 480p WVGA / 480p 1080p HD 1080p HD
Front Camera - Yes - 1 megapixel 2 megapixel
Weight 3 oz
(85g)
4.06 oz
(115g)
5.4 oz
(153g)
6.53 oz
(185g)
5.89 oz
(167g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.53" x 2.3" x 0.47"
(115 x 58 x 11.9 mm)
5.1" x 2.6" x 0.6"
(130 x 66 x 15.2 mm)
5.12" x 2.79" x 0.42"
(130 x 71 x 10.7 mm)
5.41" x 2.8" x 0.33"
(137 x 71 x 8.5 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android Android Windows Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

4G LTE: 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology GPRS EVDO rA EVDO rA LTE (Cat 3) LTE (Cat 3)
Features 
GPS / Location - n/a n/a n/a n/a
Ruggedized - Yes Yes - -
Water-Resistant - Yes - - -
Accessibility
Adjustable Text Size - n/a n/a n/a n/a
Hearing Aid Compatible - Yes Yes Yes Yes
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - n/a n/a n/a n/a
NFC - - - Yes Yes
USB - Yes
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID Yes n/a n/a n/a n/a
Ringer ID Yes n/a n/a n/a n/a
Voice Dialing - n/a n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a n/a
Real-Music Ringers - n/a n/a n/a n/a
Data & Network
Data Tethering - n/a n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes Yes Yes Yes
Memory
Memory Card Slot - Yes Yes - -
Messaging
Email Client - n/a n/a n/a n/a
EMS / Picture Messaging Yes n/a n/a n/a n/a
Instant Messaging - n/a n/a n/a n/a
MMS Yes n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player - n/a n/a n/a n/a
Photo & Video
DLNA - Yes - - -
Miracast - - - - Yes
Power
Wireless Charging - - - Yes Yes
Productivity
Alarm Yes n/a n/a n/a n/a
Calculator Yes n/a n/a n/a n/a
Calendar Yes n/a n/a n/a n/a
To-Do List Yes n/a n/a n/a n/a
Voice Memo Yes n/a n/a n/a n/a
Software
Games Yes n/a n/a n/a n/a
Java (J2ME) Yes n/a n/a n/a n/a
Voice
Headset Jack (2.5 mm) Yes n/a n/a n/a n/a
Push-To-Talk - - Yes - -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X640 Motorola Defy XT Casio G'zOne Commando Nokia Lumia 920 Motorola Droid Maxx
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Motorola Defy XT Casio G'zOne Commando Nokia Lumia 920 Motorola Droid Maxx

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