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Phone	HTC Amaze 4G	Samsung SPH-A250	Palm Treo 650 (CDMA)	Sony Ericsson Xperia X10 mini (2010)	LG K20 / Harmony / Grace
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Not yet released	Released	Not yet released	Released
Display Size	4.3" diag. 16 : 9	?	?	2.6" diag. 4 : 3	5.3" diag. 16 : 9
Display Resolution & Type	540 x 960 pixels (~256 ppi) LCD (TFT/TFD)	?	320 x 320 pixels LCD (TFT/TFD)	240 x 320 pixels (~157 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~277 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	60 Hz	60 Hz
Battery	1,730 mAh	?	?	?	2,800 mAh
Processor	1.5 GHz Qualcomm Snapdragon S3 dual-core	?	312 MHz Intel XScale PXA270	600 MHz Qualcomm S1 MSM7227	1.4 GHz Qualcomm Snapdragon 425 (MSM8917)
RAM	1 GB	?	?	?	1.5 GB
Storage	16 GB	? raw hardware	? raw hardware	? raw hardware	16 GB
Main Camera	8 megapixel	-	Yes	5 megapixel	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	1080p HD	-	QVGA (320 x 240)	VGA (640 x 480)	1080p HD
Front Camera	2 megapixel	-	-	-	5 megapixel
Weight	6.1 oz (173g)	2.82 oz (80g)	6.3 oz (179g)	3.11 oz (88g)	5 oz (142g)
Dimensions	5.12" x 2.58" x 0.46" (130 x 66 x 11.7 mm)	2.76" x 1.91" x 0.83" (70 x 49 x 21.1 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	3.26" x 1.97" x 0.64" (83 x 50 x 16.3 mm)	5.9" x 3" x 0.3" (150 x 76 x 7.6 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slab
Platform / OS	Android	(proprietary)	Palm OS	Android	Android
Network Bands	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 1900	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	HSPA+ 42	-	1xRTT	HSPA 7.2	LTE (Cat 4)
Features
Flashlight	Yes	-	-	-	Yes
GPS / Location	n/a	-	n/a	n/a	n/a
Accessibility
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	-	-	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	-	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	-	-	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Infrared (IR)	-	-	Yes	-	-
Mobile Hotspot	n/a	-	n/a	n/a	n/a
NFC	Yes	-	-	-	Yes *
USB	Yes	-	-	Yes Micro-USB	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 a,b,g,n)	-	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	-	n/a	n/a	n/a
Ringer ID	n/a	-	n/a	n/a	n/a
Voice Dialing	n/a	Yes	n/a	n/a	n/a
Customization
Custom Graphics	n/a	-	n/a	n/a	n/a
Custom Ringtones	n/a	-	n/a	n/a	n/a
Real-Music Ringers	n/a	-	n/a	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	n/a	n/a
WAP / Web Browser	n/a	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	Yes Capacitive	-	Yes	Yes Capacitive	Yes Capacitive
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
Text Messaging Templates	n/a	-	n/a	n/a	n/a
Music
FM Radio	Yes	-	-	Yes	Yes
Headphone Jack (3.5mm)	Yes	-	-	Yes	Yes
Music Player	n/a	-	n/a	n/a	n/a
Photo & Video
DLNA	Yes	-	-	-	-
TV Output	Yes	-	-	-	-
Productivity
Alarm	n/a	Yes	n/a	n/a	n/a
Calculator	n/a	Yes	n/a	n/a	n/a
Calendar	n/a	Yes	n/a	n/a	n/a
To-Do List	n/a	Yes	n/a	n/a	n/a
Voice Memo	n/a	-	n/a	n/a	n/a
Software
Games	n/a	-	n/a	n/a	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	n/a	Yes	n/a	n/a	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	* Some versions only
	HTC Amaze 4G	Samsung SPH-A250	Palm Treo 650 (CDMA)	Sony Ericsson Xperia X10 mini (2010)	LG K20 / Harmony / Grace
	X >	< X >	< X >	< X >	< X

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


Phone	HTC Amaze 4G	Samsung SPH-A250	Palm Treo 650 (CDMA)	Sony Ericsson Xperia X10 mini (2010)	LG K20 / Harmony / Grace