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Specifications
	X >	< X >	< X >	< X >	< X

Phone	LG PM-225	HTC EVO 4G	Sony Ericsson K850	Samsung Stratosphere / Galaxy Metrix 4G	Apple iPhone 3GS
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	4.3" diag. 5 : 3	2.2" diag. 4 : 3	4" diag. 5 : 3	3.5" diag. 5 : 3
Display Resolution & Type	128 x 160 pixels LCD (STN)	480 x 800 pixels (~217 ppi) LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) AMOLED	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	60 Hz	60 Hz
Battery	1,000 mAh	1,500 mAh	?	?	?
Processor	?	1 GHz Qualcomm Snapdragon S1 QSD8650	?	1 GHz Samsung Cortex A8 Hummingbird	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	32 GB *
Main Camera	Yes	8 megapixel	5 megapixel	5 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	?	WVGA / 480p	VGA (640 x 480)
Front Camera	-	Yes	-	1 megapixel	-
Weight	3.35 oz (95g)	6 oz (170g)	4.2 oz (119g)	5.8 oz (164g)	4.76 oz (135g)
Dimensions	3.53" x 1.76" x 0.93" (90 x 45 x 23.6 mm)	4.8" x 2.6" x 0.5" (122 x 66 x 12.7 mm)	4" x 1.9" x 0.7" (102 x 48 x 17.8 mm)	4.96" x 2.54" x 0.55" (126 x 65 x 14 mm)	4.55" x 2.44" x 0.48" (116 x 62 x 12.3 mm)
Form Factor	Clamshell	Slab	Slab	Slide	Slab
Platform / OS	(proprietary)	Android	(proprietary)	Android	iOS
Network Bands	CDMA: 850, 1900 AMPS: 850	4G WiMAX: 41 CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	4G LTE: 13 CDMA: 850, 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	WiMAX	HSDPA 3.6	LTE (Cat 3)	HSPA 7.2
Features
GPS / Location	Yes	n/a	-	n/a	n/a
Accessibility
Hearing Aid Compatible	-	Yes	-	Yes M4 (very compatible)	-
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	Yes	-	-	-	-
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Mobile Hotspot	-	n/a	-	n/a	n/a
USB	Yes	Yes	Yes	Yes	Yes
Wi-Fi	-	Yes 802.11 b,g	-	Yes 4 (802.11 a,b,g,n)	Yes 802.11 b,g
Contacts
Picture ID	Yes	n/a	Yes	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	Yes	n/a	Yes	n/a	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Real-Music Ringers	-	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	-	n/a	Yes	n/a	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	-	Yes Capacitive	-	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	Yes	-
Messaging
Email Client	-	n/a	Yes	n/a	n/a
Instant Messaging	-	n/a	-	n/a	n/a
MMS	-	n/a	Yes	n/a	n/a
Text Messaging Templates	-	n/a	Yes	n/a	n/a
Music
FM Radio	-	Yes	Yes	-	-
Headphone Jack (3.5mm)	-	Yes	-	Yes	Yes
Music Player	-	n/a	Yes	n/a	n/a
Photo & Video
DLNA	-	-	-	Yes	-
TV Output	-	Yes	-	-	Yes
Video Calling	-	n/a	Yes *	n/a	n/a
Productivity
Alarm	Yes	n/a	Yes	n/a	n/a
Calculator	Yes	n/a	Yes	n/a	n/a
Calendar	Yes	n/a	Yes	n/a	n/a
To-Do List	-	n/a	Yes	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
Games	Yes	n/a	Yes	n/a	n/a
Java (J2ME)	Yes	n/a	Yes	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
	LG PM-225	HTC EVO 4G	Sony Ericsson K850	Samsung Stratosphere / Galaxy Metrix 4G	Apple iPhone 3GS
	X >	< X >	< X >	< X >	< X

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


Phone	LG PM-225	HTC EVO 4G	Sony Ericsson K850	Samsung Stratosphere / Galaxy Metrix 4G	Apple iPhone 3GS