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Specifications
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Phone	Samsung SCH-A570	Kyocera DuraXTP	Samsung SGH-X820	BlackBerry 7750	BlackBerry Storm2 9550
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.4" diag. 4 : 3	?	?	3.3" diag. 4 : 3
Display Resolution & Type	128 x 160 pixels LCD (STN)	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)	220 x 176 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	360 x 480 pixels (~185 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	?
Battery	?	1,500 mAh	650 mAh	?	1,400 mAh
Processor	?	480 MHz Qualcomm QSC6185	?	?	?
RAM	?	256 MB	?	?	?
Storage	? raw hardware	512 MB	? raw hardware	? raw hardware	? raw hardware
Main Camera	-	5 megapixel	2 megapixel	-	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	QVGA (320 x 240)	?	-	?
Front Camera	-	-	-	-	-
Weight	3.6 oz (102g)	5.75 oz (163g)	2.33 oz (66g)	5.01 oz (142g)	5.64 oz (160g)
Dimensions	3.3" x 1.8" x 0.9" (84 x 46 x 22.9 mm)	4.13" x 2.15" x 0.99" (105 x 55 x 25.1 mm)	4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	4.43" x 2.45" x 0.55" (113 x 62 x 14 mm)
Form Factor	Clamshell	Clamshell	Slab	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	(proprietary)	BlackBerry OS	BlackBerry OS
Network Bands	CDMA: 850, 1900	CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900	GSM: 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	EVDO rA	EDGE	1xRTT	EVDO rA
Features
Flashlight	-	Yes	-	-	-
GPS / Location	Yes	Yes	-	n/a	n/a
Ruggedized	-	Yes	-	-	-
Water-Resistant	-	Yes IPX8 (SCUBA)	-	-	-
Accessibility
Adjustable Text Size	-	Yes	-	n/a	n/a
Hearing Aid Compatible	-	Yes	-	-	Yes
Multiple Languages	Yes	Yes	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	-	Yes	Yes
Alerts
Extra Display	Yes	Yes	-	-	-
Ringer Profiles	-	-	-	Yes	Yes
Connectivity
Bluetooth	-	Yes Classic Audio	Yes Classic Audio	-	Yes Classic Audio
USB	-	Yes Micro-USB	Yes	Yes	Yes
Wi-Fi	-	-	-	-	Yes 802.11 b,g
Contacts
Picture ID	-	Yes	Yes	n/a	n/a
Ringer ID	-	Yes	Yes	n/a	n/a
Voice Dialing	Yes	Yes	-	n/a	n/a
Customization
Custom Graphics	Yes	Yes	Yes	n/a	n/a
Custom Ringtones	Yes	Yes	Yes	n/a	n/a
Real-Music Ringers	-	Yes	Yes	n/a	n/a
Data & Network
Data Tethering	-	-	-	n/a	n/a
External Antenna Jack	-	-	Yes	n/a	n/a
WAP / Web Browser	Yes	Yes	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	-	-	-	-	Yes
Memory
Memory Card Slot	-	Yes	-	-	Yes
Messaging
Email Client	-	Yes	Yes	n/a	n/a
EMS / Picture Messaging	Yes	-	Yes	n/a	n/a
Instant Messaging	-	-	-	n/a	n/a
MMS	-	Yes	Yes	n/a	n/a
Text Messaging Templates	Yes	Yes	Yes	n/a	n/a
Music
Headphone Jack (3.5mm)	-	Yes	-	-	Yes
Music Player	-	-	-	n/a	n/a
Photo & Video
TV Output	-	-	Yes	-	-
Productivity
Alarm	Yes	Yes	Yes	n/a	n/a
Calculator	Yes	Yes	Yes	n/a	n/a
Calendar	Yes	Yes	Yes	n/a	n/a
To-Do List	Yes	Yes	Yes	n/a	n/a
Voice Memo	Yes	Yes	Yes	n/a	n/a
Software
BREW	Yes	-	-	n/a	n/a
Games	Yes	Yes	Yes	n/a	n/a
Java (J2ME)	-	-	Yes	n/a	n/a
Voice
Headset Jack (2.5 mm)	Yes	-	-	n/a	n/a
Push-To-Talk	-	Yes	-	-	-
Speaker Phone	-	Yes	Yes	-	Yes
	Samsung SCH-A570	Kyocera DuraXTP	Samsung SGH-X820	BlackBerry 7750	BlackBerry Storm2 9550
	X >	< X >	< X >	< X >	< X

NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Samsung SCH-A570	Kyocera DuraXTP	Samsung SGH-X820	BlackBerry 7750	BlackBerry Storm2 9550