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Phone	LG VX-8300	Samsung Sidekick 4G	Samsung Zeal / Alias 2 SCH-U750	HTC ThunderBolt	Samsung SGH-A657
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	3.5" diag. 5 : 3	2.6" diag. 4 : 3	4.3" diag. 5 : 3	?
Display Resolution & Type	176 x 220 pixels LCD (TFT/TFD)	480 x 800 pixels (~267 ppi) LCD (TFT/TFD)	240 x 320 pixels (~154 ppi) LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	60 Hz	?
Battery	1,100 mAh	?	880 mAh	1,400 mAh	1,420 mAh
Processor	?	1 GHz Samsung Hummingbird Cortex A8	?	1 GHz Qualcomm Snapdragon S2 MSM8655	?
RAM	?	?	?	768 MB	?
Storage	? raw hardware	? raw hardware	? raw hardware	8 GB	? raw hardware
Main Camera	1 megapixel	3 megapixel	2 megapixel	8 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QCIF (176 x 144)	WVGA / 480p	QCIF (176 x 144)	720p HD	-
Front Camera	-	Yes	-	1 megapixel	-
Weight	3.88 oz (110g)	5.7 oz (162g)	4.34 oz (123g)	5.78 oz (164g)	4.34 oz (123g)
Dimensions	3.58" x 1.93" x 0.92" (91 x 49 x 23.4 mm)	5" x 2.42" x 0.6" (127 x 61 x 15.2 mm)	4.01" x 2.04" x 0.67" (102 x 52 x 17 mm)	4.8" x 2.6" x 0.52" (122 x 66 x 13.2 mm)	4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm)
Form Factor	Clamshell	Slide	Clamshell	Slab	Slab
Platform / OS	(proprietary)	Android	(proprietary)	Android	(proprietary)
Network Bands	CDMA: 850, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 13 CDMA: 850, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	EVDO r0	HSPA+ 21	EVDO r0	LTE (Cat 3)	HSDPA 3.6
Features
Flashlight	-	-	-	Yes	Yes
GPS / Location	Yes	n/a	Yes	n/a	Yes
Ruggedized	-	-	-	-	Yes
Accessibility
Adjustable Text Size	-	n/a	Yes	n/a	-
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)	Yes M4 (very compatible)	Yes	-
Multiple Languages	Yes	n/a	Yes	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	Yes	-	Yes	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	-	n/a	-	n/a	-
USB	Yes	Yes Micro-USB	Yes	Yes Micro-USB	Yes
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	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	-
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
Text Keyboard, Hardware	-	Yes	Yes	-	-
Touch Screen	-	Yes	-	Yes Capacitive	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	-	n/a	Yes	n/a	Yes
Instant Messaging	Yes	n/a	Yes	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	-
Music Player	Yes	n/a	Yes	n/a	Yes
Stereo Speakers	Yes	-	-	-	-
Photo & Video
DLNA	-	Yes	-	Yes	-
Video Calling	-	n/a	-	n/a	-
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	Yes
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)	Yes	n/a	Yes	n/a	-
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	LG VX-8300	Samsung Sidekick 4G	Samsung Zeal / Alias 2 SCH-U750	HTC ThunderBolt	Samsung SGH-A657
	X >	< X >	< X >	< X >	< X

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


Phone	LG VX-8300	Samsung Sidekick 4G	Samsung Zeal / Alias 2 SCH-U750	HTC ThunderBolt	Samsung SGH-A657