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Phone	Samsung Trance SCH-U490	BlackBerry Storm2 9550	LG VX-8550 Chocolate	HTC EVO Design 4G / Hero S (CDMA)	Motorola V551 / V330 / V547 / V555 / V557
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.1" diag. 4 : 3	3.3" diag. 4 : 3	?	4" diag. 16 : 9	?
Display Resolution & Type	176 x 220 pixels (~134 ppi) LCD (TFT/TFD)	360 x 480 pixels (~185 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	540 x 960 pixels (~275 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	?	1,400 mAh	800 mAh	1,520 mAh	820 mAh
Processor	?	?	?	1.2 GHz Qualcomm Snapdragon S2 MSM8655	?
RAM	?	?	?	768 MB	?
Storage	? raw hardware	? raw hardware	? raw hardware	4 GB	? raw hardware
Main Camera	1 megapixel	3 megapixel	1 megapixel	5 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	QCIF (176 x 144)	720p HD	?
Front Camera	-	-	-	1 megapixel	-
Weight	3.53 oz (100g)	5.64 oz (160g)	3.24 oz (92g)	5.22 oz (148g)	4.23 oz (120g)
Dimensions	4" x 1.97" x 0.55" (102 x 50 x 14 mm)	4.43" x 2.45" x 0.55" (113 x 62 x 14 mm)	3.85" x 1.87" x 0.67" (98 x 47 x 17 mm)	4.78" x 2.44" x 0.46" (122 x 62 x 11.8 mm)	3.5" x 1.93" x 0.97" (89 x 49 x 24.6 mm)
Form Factor	Slide	Slab	Slide	Slab	Clamshell
Platform / OS	(proprietary)	BlackBerry OS	(proprietary)	Android	(proprietary)
Network Bands	CDMA: 850, 1900	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G WiMAX: 41 WCDMA: 1, 8 CDMA: 800, 850, 1900 GSM: 850, 1900 *	GSM: 850, 900, 1800, 1900 *
Data Technology	1xRTT	EVDO rA	EVDO r0	WiMAX	EDGE
Features
Flashlight	-	-	-	Yes	-
GPS / Location	Yes	n/a	Yes	n/a	-
Accessibility
Adjustable Text Size	Yes	n/a	-	n/a	-
Hearing Aid Compatible	Yes M4, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4 (very compatible)	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	Yes	n/a	Yes	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	-	Yes
Ringer Profiles	-	Yes	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	-	n/a	-	n/a	-
USB	Yes	Yes	Yes	Yes Micro-USB	Yes
Wi-Fi	-	Yes 802.11 b,g	-	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	Yes	n/a	Yes	n/a	Yes
Ringer ID	Yes	n/a	Yes	n/a	Yes
Voice Dialing	Yes	n/a	Yes	n/a	Yes
Customization
Custom Graphics	Yes	n/a	Yes	n/a	Yes
Custom Ringtones	Yes	n/a	Yes	n/a	Yes
Real-Music Ringers	Yes	n/a	Yes	n/a	Yes
Data & Network
Data Tethering	Yes	n/a	Yes	n/a	Yes
WAP / Web Browser	Yes	n/a	Yes	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	-	Yes Capacitive	-	Yes Capacitive	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	-
Messaging
Email Client	-	n/a	-	n/a	Yes
EMS / Picture Messaging	-	n/a	-	n/a	Yes
Instant Messaging	-	n/a	-	n/a	Yes
MMS	Yes	n/a	Yes	n/a	Yes
Text Messaging Templates	Yes	n/a	Yes	n/a	Yes
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	Yes	Yes	-	Yes	-
Music Player	Yes	n/a	Yes	n/a	-
Photo & Video
DLNA	-	-	-	Yes	-
Productivity
Alarm	Yes	n/a	Yes	n/a	Yes
Calculator	Yes	n/a	Yes	n/a	Yes
Calendar	Yes	n/a	Yes	n/a	Yes
To-Do List	-	n/a	-	n/a	-
Voice Memo	Yes	n/a	Yes	n/a	Yes
Software
BREW	Yes	n/a	Yes	n/a	-
Games	Yes	n/a	Yes	n/a	Yes
Java (J2ME)	-	n/a	-	n/a	Yes
Voice
Headset Jack (2.5 mm)	-	n/a	Yes	n/a	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung Trance SCH-U490	BlackBerry Storm2 9550	LG VX-8550 Chocolate	HTC EVO Design 4G / Hero S (CDMA)	Motorola V551 / V330 / V547 / V555 / V557
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Trance SCH-U490	BlackBerry Storm2 9550	LG VX-8550 Chocolate	HTC EVO Design 4G / Hero S (CDMA)	Motorola V551 / V330 / V547 / V555 / V557