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Phone	Apple iPhone 4 (GSM)	LG Spectrum	Samsung Sidekick 4G	Samsung Omnia i910	Samsung Trance SCH-U490
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.5" diag. 5 : 3	4.5" diag. 16 : 9	3.5" diag. 5 : 3	3.2" diag. 5 : 3	2.1" diag. 4 : 3
Display Resolution & Type	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~326 ppi) LCD (TFT/TFD)	480 x 800 pixels (~267 ppi) LCD (TFT/TFD)	240 x 400 pixels (~146 ppi) LCD (TFT/TFD)	176 x 220 pixels (~134 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	60 Hz	60 Hz	?	?
Battery	?	1,830 mAh	?	1,440 mAh	?
Processor	Apple A4	1.5 GHz Qualcomm Snapdragon S3	1 GHz Samsung Hummingbird Cortex A8	624 MHz Marvell PXA312	?
RAM	?	1 GB	?	?	?
Storage	32 GB *	4 GB	? raw hardware	8 GB	? raw hardware
Main Camera	5 megapixel	8 megapixel	3 megapixel	5 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	1080p HD	WVGA / 480p	VGA (640 x 480)	-
Front Camera	Yes	1 megapixel	Yes	-	-
Weight	4.8 oz (136g)	4.99 oz (141g)	5.7 oz (162g)	4.16 oz (118g)	3.53 oz (100g)
Dimensions	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	5.33" x 2.71" x 0.42" (135 x 69 x 10.7 mm)	5" x 2.42" x 0.6" (127 x 61 x 15.2 mm)	4.4" x 2.24" x 0.51" (112 x 57 x 13 mm)	4" x 1.97" x 0.55" (102 x 50 x 14 mm)
Form Factor	Slab	Slab	Slide	Slab	Slide
Platform / OS	iOS	Android	Android	Windows Mobile Professional	(proprietary)
Network Bands	WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900	4G LTE: 13 CDMA: 850, 1900 GSM: 850, 1900 *	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	HSPA 7.2	LTE (Cat 3)	HSPA+ 21	EVDO rA	1xRTT
Features
Flashlight	-	-	-	Yes	-
GPS / Location	n/a	n/a	n/a	n/a	Yes
Accessibility
Adjustable Text Size	n/a	n/a	n/a	n/a	Yes
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)	Yes M4 (very compatible)	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	n/a	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	n/a	n/a	n/a	n/a	-
USB	Yes	Yes Micro-USB	Yes Micro-USB	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g	-
Contacts
Picture ID	n/a	n/a	n/a	n/a	Yes
Ringer ID	n/a	n/a	n/a	n/a	Yes
Voice Dialing	n/a	n/a	n/a	n/a	Yes
Customization
Custom Graphics	n/a	n/a	n/a	n/a	Yes
Custom Ringtones	n/a	n/a	n/a	n/a	Yes
Real-Music Ringers	n/a	n/a	n/a	n/a	Yes
Data & Network
Data Tethering	n/a	n/a	n/a	n/a	Yes
WAP / Web Browser	n/a	n/a	n/a	n/a	Yes
Input
Predictive Text Entry	n/a	n/a	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	-	-	Yes	-
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	Yes Capacitive	Yes Capacitive	Yes	Yes	-
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	n/a	n/a	n/a	n/a	-
Instant Messaging	n/a	n/a	n/a	n/a	-
MMS	n/a	n/a	n/a	n/a	Yes
Text Messaging Templates	n/a	n/a	n/a	n/a	Yes
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	Yes	Yes	Yes	-	Yes
Music Player	n/a	n/a	n/a	n/a	Yes
Photo & Video
DLNA	-	Yes	Yes	Yes	-
TV Output	Yes	Yes	-	Yes	-
Productivity
Alarm	n/a	n/a	n/a	n/a	Yes
Calculator	n/a	n/a	n/a	n/a	Yes
Calendar	n/a	n/a	n/a	n/a	Yes
To-Do List	n/a	n/a	n/a	n/a	-
Voice Memo	n/a	n/a	n/a	n/a	Yes
Software
BREW	n/a	n/a	n/a	n/a	Yes
Games	n/a	n/a	n/a	n/a	Yes
Voice
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Apple iPhone 4 (GSM)	LG Spectrum	Samsung Sidekick 4G	Samsung Omnia i910	Samsung Trance SCH-U490
	X >	< X >	< X >	< X >	< X

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


Phone	Apple iPhone 4 (GSM)	LG Spectrum	Samsung Sidekick 4G	Samsung Omnia i910	Samsung Trance SCH-U490