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Specifications
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Phone	BlackBerry Storm2 9550	Motorola Rival A455	Apple iPhone 4 (CDMA)	Ericsson T28 World	Motorola Titanium
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.3" diag. 4 : 3	2.2" diag. 4 : 3	3.5" diag. 5 : 3	?	3.1" diag. 5 : 3
Display Resolution & Type	360 x 480 pixels (~185 ppi) LCD (TFT/TFD)	176 x 220 pixels (~131 ppi) LCD (TFT/TFD)	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	?	320 x 480 pixels (~186 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	60 Hz
Battery	1,400 mAh	940 mAh	?	500 mAh	1,820 mAh
Processor	?	?	?	?	504 MHz Freescale Zeus 2.0 ARM1136
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	8 GB *	? raw hardware	? raw hardware
Main Camera	3 megapixel	2 megapixel	5 megapixel	-	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	QVGA (320 x 240)	720p HD	-	CIF (352 x 288)
Front Camera	-	-	Yes	-	-
Weight	5.64 oz (160g)	4.48 oz (127g)	4.8 oz (136g)	3.14 oz (89g)	5.2 oz (147g)
Dimensions	4.43" x 2.45" x 0.55" (113 x 62 x 14 mm)	3.82" x 1.96" x 0.73" (97 x 50 x 18.5 mm)	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	3.9" x 2" x 0.6" (99 x 51 x 15.2 mm)	4.71" x 2.44" x 0.53" (120 x 62 x 13.5 mm)
Form Factor	Slab	Slide	Slab	Flip	Slab
Platform / OS	BlackBerry OS	(proprietary)	iOS	(proprietary)	Android
Network Bands	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	GSM: 900, 1900	iDEN: 800
Data Technology	EVDO rA	EVDO r0	EVDO rA	-	-
Features
GPS / Location	n/a	Yes	n/a	-	n/a
Ruggedized	-	-	-	-	Yes
Accessibility
Adjustable Text Size	n/a	-	n/a	-	n/a
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	-	Yes M3, T4 (very tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	-	n/a
TTY/TDD (Digital)	Yes	Yes	-	-	Yes
Alerts
Ringer Profiles	Yes	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	-	Yes
Mobile Hotspot	n/a	-	n/a	-	n/a
USB	Yes	Yes Micro-USB	Yes	-	Yes
Wi-Fi	Yes 802.11 b,g	-	Yes 4 (802.11 b,g,n)	-	Yes 802.11 b,g
Contacts
Picture ID	n/a	Yes	n/a	-	n/a
Ringer ID	n/a	Yes	n/a	-	n/a
Voice Dialing	n/a	Yes	n/a	Yes	n/a
Customization
Custom Graphics	n/a	Yes	n/a	-	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	Yes	n/a	-	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	Yes	n/a
WAP / Web Browser	n/a	Yes	n/a	-	n/a
Input
Predictive Text Entry	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 Capacitive
Memory
Memory Card Slot	Yes	Yes	-	-	Yes
Messaging
Email Client	n/a	Yes	n/a	-	n/a
EMS / Picture Messaging	n/a	Yes	n/a	-	n/a
Instant Messaging	n/a	Yes	n/a	-	n/a
MMS	n/a	Yes	n/a	-	n/a
Text Messaging Templates	n/a	Yes	n/a	-	n/a
Music
Headphone Jack (3.5mm)	Yes	Yes	Yes	-	Yes
Music Player	n/a	Yes	n/a	-	n/a
Photo & Video
TV Output	-	-	Yes	-	-
Video Calling	n/a	-	n/a	-	n/a
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	-	n/a
To-Do List	n/a	-	n/a	-	n/a
Voice Memo	n/a	Yes	n/a	-	n/a
Software
BREW	n/a	Yes	n/a	-	n/a
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	-	n/a	-	n/a
Voice
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	Yes	-	Yes
	BlackBerry Storm2 9550	Motorola Rival A455	Apple iPhone 4 (CDMA)	Ericsson T28 World	Motorola Titanium
	X >	< X >	< X >	< X >	< X

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


Phone	BlackBerry Storm2 9550	Motorola Rival A455	Apple iPhone 4 (CDMA)	Ericsson T28 World	Motorola Titanium