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Phone	Samsung SGH-X640	Sony Ericsson T68i	LG VX-8550 Chocolate	Motorola Backflip	HTC HD7 / HD7S
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	?	3.1" diag. 5 : 3	4.3" diag. 5 : 3
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	101 x 80 pixels LCD (STN)	240 x 320 pixels LCD (TFT/TFD)	320 x 480 pixels (~186 ppi) LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	800 mAh	700 mAh	800 mAh	1,400 mAh	1,230 mAh
Processor	?	?	?	528 MHz Qualcomm MSM7201a	1 GHz Qualcomm Snapdragon S1 QSD8250
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	16 GB
Main Camera	Yes	-	1 megapixel	5 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	QCIF (176 x 144)	CIF (352 x 288)	720p HD
Front Camera	-	-	-	-	-
Weight	3 oz (85g)	2.96 oz (84g)	3.24 oz (92g)	4.7 oz (133g)	5.71 oz (162g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	3.94" x 1.89" x 0.79" (100 x 48 x 20.1 mm)	3.85" x 1.87" x 0.67" (98 x 47 x 17 mm)	4.25" x 2.09" x 0.6" (108 x 53 x 15.3 mm)	4.8" x 2.7" x 0.44" (122 x 69 x 11.2 mm)
Form Factor	Clamshell	Slab	Slide	Clamshell	Slab
Platform / OS	(proprietary)	(proprietary)	(proprietary)	Android	Windows
Network Bands	GSM: 900, 1800, 1900	GSM: 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 *
Data Technology	GPRS	GPRS	EVDO r0	HSPA 7.2	HSPA 7.2
Features
GPS / Location	-	-	Yes	n/a	n/a
Accessibility
Hearing Aid Compatible	-	-	Yes M4 (very compatible)	Yes M3 (mostly compatible)	-
Multiple Languages	Yes	Yes	Yes	n/a	n/a
TTY/TDD (Digital)	-	-	Yes	-	Yes
Alerts
Ringer Profiles	-	Yes	-	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Infrared (IR)	-	Yes	-	-	-
USB	-	-	Yes	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	-	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	Yes	Yes	n/a	n/a
Ringer ID	Yes	Yes	Yes	n/a	n/a
Voice Dialing	-	Yes	Yes	n/a	n/a
Customization
Custom Graphics	Yes	Yes	Yes	n/a	n/a
Custom Ringtones	Yes	Yes	Yes	n/a	n/a
Real-Music Ringers	-	-	Yes	n/a	n/a
Data & Network
Data Tethering	-	Yes	Yes	n/a	n/a
WAP / Web Browser	Yes	Yes	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	-	-	-	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	-	-	Yes	Yes	-
Messaging
Email Client	-	Yes	-	n/a	n/a
EMS / Picture Messaging	Yes	Yes	-	n/a	n/a
Instant Messaging	-	-	-	n/a	n/a
MMS	Yes	Yes	Yes	n/a	n/a
Text Messaging Templates	Yes	Yes	Yes	n/a	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	-	-	-	Yes	Yes
Music Player	-	-	Yes	n/a	n/a
Stereo Speakers	-	-	-	-	Yes
Productivity
Alarm	Yes	Yes	Yes	n/a	n/a
Calculator	Yes	Yes	Yes	n/a	n/a
Calendar	Yes	Yes	Yes	n/a	n/a
To-Do List	Yes	Yes	-	n/a	n/a
Voice Memo	Yes	Yes	Yes	n/a	n/a
Software
BREW	-	-	Yes	n/a	n/a
Games	Yes	Yes	Yes	n/a	n/a
Java (J2ME)	Yes	-	-	n/a	n/a
Voice
Headset Jack (2.5 mm)	Yes	-	Yes	n/a	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	Samsung SGH-X640	Sony Ericsson T68i	LG VX-8550 Chocolate	Motorola Backflip	HTC HD7 / HD7S
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Sony Ericsson T68i	LG VX-8550 Chocolate	Motorola Backflip	HTC HD7 / HD7S