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Phone Sanyo Katana DLX Sharp Aquos Crystal Samsung SGH-X640 Samsung Rugby A837
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2" diag.
4 : 3
5" diag.
16 : 9
? 2" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ?
Battery 920 mAh 2,040 mAh 800 mAh 1,000 mAh
Processor ? 1.2 GHz Qualcomm Snapdragon 400 MSM8926 ? ?
RAM ? 1.5 GB ? ?
Storage ? raw hardware 8 GB ? raw hardware ? raw hardware
Main Camera 1 megapixel 8 megapixel Yes 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QCIF (176 x 144) 1080p HD - QCIF (176 x 144)
Front Camera - 1 megapixel - -
Weight 3.5 oz
(99g)
4.97 oz
(141g)
3 oz
(85g)
4.66 oz
(132g)
Dimensions 3.7" x 1.9" x 0.68"
(94 x 48 x 17.3 mm)
5.16" x 2.6" x 0.4"
(131 x 66 x 10.2 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
Form Factor Clamshell Slab Clamshell Clamshell
Platform / OS (proprietary) Android (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

4G LTE: 25, 26, 41

CDMA: 800, 850, 1900

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 LTE (Cat 4) GPRS HSDPA 3.6
Features 
GPS / Location Yes n/a - Yes
Ruggedized - - - Yes
Accessibility
Adjustable Text Size Yes n/a - -
Hearing Aid Compatible Yes Yes - Yes
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Extra Display Yes - - Yes
Connectivity
Bluetooth Yes Yes - Yes
Mobile Hotspot - n/a - -
USB Yes Yes
Micro-USB
- 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 - -
Customization
Custom Graphics Yes n/a Yes Yes
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers Yes n/a - Yes
Data & Network
Data Tethering Yes n/a - Yes
External Antenna Jack Yes n/a - -
WAP / Web Browser Yes n/a Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes
Touch Screen - Yes - -
Memory
Memory Card Slot Yes Yes - Yes
Messaging
Email Client - n/a - Yes
EMS / Picture Messaging - n/a Yes -
Instant Messaging - n/a - Yes
MMS - n/a Yes Yes
Text Messaging Templates Yes n/a Yes Yes
Music
Headphone Jack (3.5mm) - Yes - -
Music Player Yes n/a - Yes
Photo & Video
Miracast - Yes - -
Productivity
Alarm Yes n/a Yes Yes
Calculator Yes n/a Yes Yes
Calendar Yes n/a Yes Yes
To-Do List Yes n/a Yes -
Voice Memo Yes n/a Yes Yes
Software
Games Yes n/a Yes Yes
Java (J2ME) Yes n/a Yes Yes
Voice
Call Screening Yes - - -
HD Voice - Yes - -
Headset Jack (2.5 mm) Yes n/a Yes -
Push-To-Talk - - - Yes
Speaker Phone Yes Yes Yes Yes
  Sanyo Katana DLX Sharp Aquos Crystal Samsung SGH-X640 Samsung Rugby A837
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Phone Sanyo Katana DLX Sharp Aquos Crystal Samsung SGH-X640 Samsung Rugby A837

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