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Phone	Samsung SGH-X640	Sony Ericsson TM506	Palm Treo 600 (CDMA)	BlackBerry Curve 9350	HTC EVO 4G LTE
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.2" diag. 4 : 3	?	2.4" diag. 4 : 3	4.7" diag. 16 : 9
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	160 x 160 pixels LCD (Color)	480 x 360 pixels (~246 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~312 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	800 mAh	950 mAh	?	1,040 mAh	2,000 mAh
Processor	?	?	?	800 MHz Marvell	1.5 GHz Qualcomm Snapdragon S4
RAM	?	?	?	?	1 GB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	16 GB
Main Camera	Yes	2 megapixel	Yes	5 megapixel	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	QVGA (320 x 240)	-	VGA (640 x 480)	1080p HD
Front Camera	-	-	-	-	1 megapixel
Weight	3 oz (85g)	3.56 oz (101g)	6.2 oz (176g)	3.49 oz (99g)	5.05 oz (143g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	3.74" x 1.86" x 0.7" (95 x 47 x 17.8 mm)	4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm)	4.29" x 2.36" x 0.43" (109 x 60 x 10.9 mm)	5.3" x 2.7" x 0.35" (135 x 69 x 8.9 mm)
Form Factor	Clamshell	Clamshell	Slab	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	Palm OS	BlackBerry OS	Android
Network Bands	GSM: 900, 1800, 1900	WCDMA: 1, 4 GSM: 850, 1800, 1900	CDMA: 850, 1900	CDMA: 800, 850, 1900 *	4G LTE: 25 CDMA: 800, 850, 1900
Data Technology	GPRS	HSDPA 3.6	1xRTT	EVDO rA	LTE (Cat 3)
Features
GPS / Location	-	Yes	n/a	n/a	n/a
Accessibility
Adjustable Text Size	-	-	n/a	n/a	n/a
Hearing Aid Compatible	-	-	-	Yes M4, T4 (very tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	Yes	-	Yes	-
Connectivity
Bluetooth	-	Yes	-	Yes	Yes
Infrared (IR)	-	-	Yes	-	-
Mobile Hotspot	-	-	n/a	n/a	n/a
NFC	-	-	-	Yes	Yes
USB	-	Yes	Yes	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	-	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 a,b,g,n)
Contacts
Picture ID	Yes	Yes	n/a	n/a	n/a
Ringer ID	Yes	Yes	n/a	n/a	n/a
Voice Dialing	-	Yes	n/a	n/a	n/a
Customization
Custom Graphics	Yes	Yes	n/a	n/a	n/a
Custom Ringtones	Yes	Yes	n/a	n/a	n/a
Real-Music Ringers	-	Yes	n/a	n/a	n/a
Data & Network
Data Tethering	-	-	n/a	n/a	n/a
External Antenna Jack	-	Yes	n/a	n/a	n/a
WAP / Web Browser	Yes	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	n/a
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
Messaging
Email Client	-	Yes	n/a	n/a	n/a
EMS / Picture Messaging	Yes	-	n/a	n/a	n/a
Instant Messaging	-	Yes	n/a	n/a	n/a
MMS	Yes	Yes	n/a	n/a	n/a
Text Messaging Templates	Yes	Yes	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	-	Yes	Yes
Music Player	-	Yes	n/a	n/a	n/a
Photo & Video
DLNA	-	-	-	-	Yes
Productivity
Alarm	Yes	Yes	n/a	n/a	n/a
Calculator	Yes	Yes	n/a	n/a	n/a
Calendar	Yes	Yes	n/a	n/a	n/a
To-Do List	Yes	Yes	n/a	n/a	n/a
Voice Memo	Yes	Yes	n/a	n/a	n/a
Software
Games	Yes	Yes	n/a	n/a	n/a
Java (J2ME)	Yes	Yes	n/a	n/a	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	Yes	-	n/a	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung SGH-X640	Sony Ericsson TM506	Palm Treo 600 (CDMA)	BlackBerry Curve 9350	HTC EVO 4G LTE
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Sony Ericsson TM506	Palm Treo 600 (CDMA)	BlackBerry Curve 9350	HTC EVO 4G LTE