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Phone	Motorola V551 / V330 / V547 / V555 / V557	Apple iPhone 4 (GSM)	Palm Treo 650 (CDMA)	BlackBerry Storm2 9550	LG Tritan AX-840 / UX-840
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	3.5" diag. 5 : 3	?	3.3" diag. 4 : 3	3" diag. 5 : 3
Display Resolution & Type	176 x 220 pixels LCD (TFT/TFD)	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	360 x 480 pixels (~185 ppi) LCD (TFT/TFD)	240 x 400 pixels (~155 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	?
Battery	820 mAh	?	?	1,400 mAh	950 mAh
Processor	?	Apple A4	312 MHz Intel XScale PXA270	?	?
RAM	?	?	?	?	?
Storage	? raw hardware	32 GB *	? raw hardware	? raw hardware	? raw hardware
Main Camera	Yes	5 megapixel	Yes	3 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	720p HD	QVGA (320 x 240)	?	QVGA (320 x 240)
Front Camera	-	Yes	-	-	-
Weight	4.23 oz (120g)	4.8 oz (136g)	6.3 oz (179g)	5.64 oz (160g)	5.03 oz (143g)
Dimensions	3.5" x 1.93" x 0.97" (89 x 49 x 24.6 mm)	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	4.43" x 2.45" x 0.55" (113 x 62 x 14 mm)	4.45" x 2.24" x 0.65" (113 x 57 x 16.5 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slide
Platform / OS	(proprietary)	iOS	Palm OS	BlackBerry OS	(proprietary)
Network Bands	GSM: 850, 900, 1800, 1900 *	WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900
Data Technology	EDGE	HSPA 7.2	1xRTT	EVDO rA	EVDO r0
Features
GPS / Location	-	n/a	n/a	n/a	Yes
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	Yes
Hearing Aid Compatible	-	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	-	Yes	Yes
Alerts
Extra Display	Yes	-	-	-	-
Ringer Profiles	Yes	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Infrared (IR)	-	-	Yes	-	-
Mobile Hotspot	-	n/a	n/a	n/a	-
USB	Yes	Yes	-	Yes	Yes Micro-USB
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	Yes 802.11 b,g	-
Contacts
Picture ID	Yes	n/a	n/a	n/a	Yes
Ringer ID	Yes	n/a	n/a	n/a	Yes
Voice Dialing	Yes	n/a	n/a	n/a	Yes
Customization
Custom Graphics	Yes	n/a	n/a	n/a	Yes
Custom Ringtones	Yes	n/a	n/a	n/a	Yes
Real-Music Ringers	Yes	n/a	n/a	n/a	Yes
Data & Network
Data Tethering	Yes	n/a	n/a	n/a	-
WAP / Web Browser	Yes	n/a	n/a	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	-
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	Yes
Touch Screen	-	Yes Capacitive	Yes	Yes Capacitive	Yes
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	Yes	n/a	n/a	n/a	Yes
EMS / Picture Messaging	Yes	n/a	n/a	n/a	-
Instant Messaging	Yes	n/a	n/a	n/a	Yes
MMS	Yes	n/a	n/a	n/a	Yes
Text Messaging Templates	Yes	n/a	n/a	n/a	Yes
Music
Headphone Jack (3.5mm)	-	Yes	-	Yes	Yes
Music Player	-	n/a	n/a	n/a	Yes
Photo & Video
TV Output	-	Yes	-	-	-
Productivity
Alarm	Yes	n/a	n/a	n/a	Yes
Calculator	Yes	n/a	n/a	n/a	Yes
Calendar	Yes	n/a	n/a	n/a	Yes
To-Do List	-	n/a	n/a	n/a	-
Voice Memo	Yes	n/a	n/a	n/a	Yes
Software
BREW	-	n/a	n/a	n/a	Yes
Games	Yes	n/a	n/a	n/a	Yes
Java (J2ME)	Yes	n/a	n/a	n/a	-
Voice
Headset Jack (2.5 mm)	Yes	n/a	n/a	n/a	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Motorola V551 / V330 / V547 / V555 / V557	Apple iPhone 4 (GSM)	Palm Treo 650 (CDMA)	BlackBerry Storm2 9550	LG Tritan AX-840 / UX-840
	X >	< X >	< X >	< X >	< X

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


Phone	Motorola V551 / V330 / V547 / V555 / V557	Apple iPhone 4 (GSM)	Palm Treo 650 (CDMA)	BlackBerry Storm2 9550	LG Tritan AX-840 / UX-840