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Specifications
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Phone	Samsung SGH-X640	Huawei W1	LG AX-490	HTC Droid Eris	BlackBerry 7750
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	4" diag. 5 : 3	?	3.2" diag. 5 : 3	?
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	240 x 240 pixels LCD (Color)
Display Refresh	?	?	?	60 Hz	?
Battery	800 mAh	1,950 mAh	1,100 mAh	1,300 mAh	?
Processor	?	1.2 GHz Qualcomm Snapdragon 400 MSM8230	?	528 MHz MSM7600	?
RAM	?	512 MB	?	?	?
Storage	? raw hardware	4 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	Yes	5 megapixel	Yes	5 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	-	CIF (352 x 288)	-
Front Camera	-	Yes	-	-	-
Weight	3 oz (85g)	4.41 oz (125g)	3.79 oz (107g)	4.43 oz (126g)	5.01 oz (142g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	3.74" x 1.92" x 1" (95 x 49 x 25.4 mm)	4.45" x 2.19" x 0.52" (113 x 55 x 13.2 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)
Form Factor	Clamshell	Slab	Clamshell	Slab	Slab
Platform / OS	(proprietary)	Windows	(proprietary)	Android	BlackBerry OS
Network Bands	GSM: 900, 1800, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	GPRS	HSPA+ 21	1xRTT	EVDO rA	1xRTT
Features
GPS / Location	-	n/a	Yes	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	-	n/a	n/a
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)	-
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	-	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	Yes	-	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	-	Yes	Yes	Yes	-
USB	-	Yes Micro-USB	Yes	Yes Mini-USB	Yes
Wi-Fi	-	Yes 4 (802.11 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	-	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	-	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	Yes
Touch Screen	-	Yes Capacitive	-	Yes Capacitive	-
Memory
Memory Card Slot	-	Yes	-	Yes	-
Messaging
Email Client	-	n/a	-	n/a	n/a
EMS / Picture Messaging	Yes	n/a	-	n/a	n/a
Instant Messaging	-	n/a	-	n/a	n/a
MMS	Yes	n/a	Yes	n/a	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a	n/a
Music
Headphone Jack (3.5mm)	-	Yes	-	Yes	-
Music Player	-	n/a	-	n/a	n/a
Stereo Speakers	-	-	Yes	-	-
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	Yes	n/a	-	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
BREW	-	n/a	Yes	n/a	n/a
Games	Yes	n/a	Yes	n/a	n/a
Java (J2ME)	Yes	n/a	-	n/a	n/a
Voice
Headset Jack (2.5 mm)	Yes	n/a	Yes	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	-
	Samsung SGH-X640	Huawei W1	LG AX-490	HTC Droid Eris	BlackBerry 7750
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Huawei W1	LG AX-490	HTC Droid Eris	BlackBerry 7750