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Phone Samsung SGH-E640 Samsung M400 BlackBerry Storm2 9550 Kyocera DuraForce XD Kyocera 3225
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.4" diag.
4 : 3
3.3" diag.
4 : 3
5.7" diag.
16 : 9
?
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
360 x 480 pixels
(~185 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~258 ppi)
LCD (TFT/TFD)
?
LCD (Grayscale)
Display Refresh ? ? ? 60 Hz ?
Battery 800 mAh 1,000 mAh 1,400 mAh 3,700 mAh ?
Processor ? 400 MHz Qualcomm QSC6155 ? 1.6 GHz Qualcomm Snapdragon 400 (MSM8928) ?
RAM ? 128 MB ? 2 GB ?
Storage ? raw hardware 256 MB ? raw hardware 16 GB ? raw hardware
Main Camera 1 megapixel 1 megapixel 3 megapixel 8 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) - ? 1080p HD -
Front Camera - - - 2 megapixel -
Weight 3.17 oz
(90g)
3.7 oz
(105g)
5.64 oz
(160g)
10.83 oz
(307g)
4.23 oz
(120g)
Dimensions 3.37" x 1.78" x 0.93"
(86 x 45 x 23.6 mm)
3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
4.43" x 2.45" x 0.55"
(113 x 62 x 14 mm)
6.57" x 3.4" x 0.55"
(167 x 86 x 14 mm)
3.4" x 1.97" x 1.02"
(86 x 50 x 25.9 mm)
Form Factor Clamshell Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) BlackBerry OS Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

CDMA: 800, 850, 1900

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 17, 20, 29

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology GPRS 1xRTT EVDO rA LTE (Cat 3) 1xRTT
Features 
Flashlight - - - Yes -
GPS / Location - Yes n/a n/a Yes
Ruggedized - - - Yes -
Water-Resistant - - - Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size - Yes n/a n/a -
Hearing Aid Compatible - Yes Yes Yes -
Multiple Languages Yes Yes n/a n/a Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display Yes Yes - - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes Yes Yes Yes -
Mobile Hotspot - - n/a n/a -
NFC - - - Yes -
USB Yes Yes
Micro-USB
Yes Yes
Micro-USB
-
Wi-Fi - - Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes Yes n/a n/a -
Ringer ID Yes Yes n/a n/a -
Voice Dialing - Yes n/a n/a Yes
Customization
Custom Graphics Yes Yes n/a n/a Yes
Custom Ringtones Yes Yes n/a n/a Yes
Real-Music Ringers Yes Yes n/a n/a -
Data & Network
Data Tethering - - n/a n/a Yes
WAP / Web Browser Yes Yes n/a n/a Yes
Input
Predictive Text Entry Yes Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes -
Touch Screen - - Yes Yes -
Memory
Memory Card Slot - - Yes Yes -
Messaging
Email Client Yes - n/a n/a -
EMS / Picture Messaging Yes - n/a n/a Yes
Instant Messaging - - n/a n/a -
MMS Yes Yes n/a n/a -
Text Messaging Templates Yes Yes n/a n/a -
Music
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player Yes - n/a n/a -
Photo & Video
Miracast - - - Yes -
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes Yes n/a n/a Yes
Calculator Yes Yes n/a n/a Yes
Calendar Yes Yes n/a n/a Yes
To-Do List Yes - n/a n/a -
Voice Memo Yes Yes n/a n/a -
Software
BREW - - n/a n/a Yes
Games Yes Yes n/a n/a Yes
Java (J2ME) Yes - n/a n/a -
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) - - n/a n/a Yes
Push-To-Talk - - - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-E640 Samsung M400 BlackBerry Storm2 9550 Kyocera DuraForce XD Kyocera 3225
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-E640 Samsung M400 BlackBerry Storm2 9550 Kyocera DuraForce XD Kyocera 3225

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