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Phone	Sony Ericsson J300a	LG TP 5250	Sanyo Katana DLX	BlackBerry 7750	Palm Treo Pro (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	2" diag. 4 : 3	?	?
Display Resolution & Type	128 x 128 pixels LCD (STN)	?	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	320 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	?	?
Battery	?	?	920 mAh	?	1,500 mAh
Processor	?	?	?	?	528 MHz Qualcomm MSM7501a
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	-	-	1 megapixel	-	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	QCIF (176 x 144)	-	?
Front Camera	-	-	-	-	-
Weight	2.75 oz (78g)	3.5 oz (99g)	3.5 oz (99g)	5.01 oz (142g)	4.69 oz (133g)
Dimensions	3.9" x 1.68" x 0.72" (99 x 43 x 18.3 mm)	3.3" x 1.8" x 0.98" (84 x 46 x 24.9 mm)	3.7" x 1.9" x 0.68" (94 x 48 x 17.3 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	4.49" x 2.36" x 0.53" (114 x 60 x 13.5 mm)
Form Factor	Slab	Clamshell	Clamshell	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	(proprietary)	BlackBerry OS	Windows Mobile Professional
Network Bands	GSM: 850, 1900	CDMA: 1900 AMPS: 850	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	GPRS	-	EVDO r0	1xRTT	EVDO rA
Features
GPS / Location	-	-	Yes	n/a	n/a
Accessibility
Adjustable Text Size	-	-	Yes	n/a	n/a
Hearing Aid Compatible	-	-	Yes	-	Yes
Multiple Languages	-	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
Infrared (IR)	-	-	-	-	Yes
USB	Yes	-	Yes	Yes	Yes Micro-USB
Wi-Fi	-	-	-	-	Yes 802.11 b,g
Contacts
Picture ID	Yes	-	Yes	n/a	n/a
Ringer ID	-	-	Yes	n/a	n/a
Voice Dialing	Yes	Yes	Yes	n/a	n/a
Customization
Changeable Body Plates	Yes	-	-	-	-
Custom Graphics	Yes	Yes	Yes	n/a	n/a
Custom Ringtones	Yes	Yes	Yes	n/a	n/a
Real-Music Ringers	-	-	Yes	n/a	n/a
Data & Network
Data Tethering	Yes	Yes	Yes	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
Stylus	-	-	-	-	Yes
Text Keyboard, Hardware	-	-	-	Yes	Yes
Touch Screen	-	-	-	-	Yes
Memory
Memory Card Slot	-	-	Yes	-	Yes
Messaging
Email Client	Yes	-	-	n/a	n/a
EMS / Picture Messaging	Yes	-	-	n/a	n/a
Instant Messaging	-	-	-	n/a	n/a
MMS	Yes	-	-	n/a	n/a
Text Messaging Templates	-	-	Yes	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	-	-	Yes
Music Player	-	-	Yes	n/a	n/a
Productivity
Alarm	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	n/a	n/a
Voice Memo	Yes	Yes	Yes	n/a	n/a
Software
Games	Yes	Yes	Yes	n/a	n/a
Java (J2ME)	Yes	-	Yes	n/a	n/a
Voice
Call Screening	-	-	Yes	-	-
Headset Jack (2.5 mm)	-	Yes	Yes	n/a	n/a
Speaker Phone	Yes	-	Yes	-	Yes
	* Some versions only
	Sony Ericsson J300a	LG TP 5250	Sanyo Katana DLX	BlackBerry 7750	Palm Treo Pro (CDMA)
	X >	< X >	< X >	< X >	< X

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


Phone	Sony Ericsson J300a	LG TP 5250	Sanyo Katana DLX	BlackBerry 7750	Palm Treo Pro (CDMA)