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Phone	Samsung Droid Charge	Siemens SX1	LG Trax CU575	Motorola Evoke QA4	BlackBerry 7750
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.3" diag. 5 : 3	?	?	2.8" diag. 5 : 3	?
Display Resolution & Type	480 x 800 pixels (~217 ppi) AMOLED	176 x 220 pixels LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	240 x 400 pixels (~167 ppi) LCD (TFT/TFD)	240 x 240 pixels LCD (Color)
Display Refresh	60 Hz	?	?	?	?
Battery	1,500 mAh	1,000 mAh	980 mAh	1,170 mAh	?
Processor	1 GHz Samsung Hummingbird	?	?	MSM6800a	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	8 megapixel	Yes	1 megapixel	2 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	QCIF (176 x 144)	QCIF (176 x 144)	?	-
Front Camera	1 megapixel	-	-	-	-
Weight	5.06 oz (144g)	4.09 oz (116g)	3.89 oz (110g)	4.52 oz (128g)	5.01 oz (142g)
Dimensions	5.1" x 2.68" x 0.46" (130 x 68 x 11.7 mm)	4.29" x 2.2" x 0.75" (109 x 56 x 19.1 mm)	3.89" x 2.01" x 0.62" (99 x 51 x 15.7 mm)	4.25" x 1.99" x 0.69" (108 x 51 x 17.5 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)
Form Factor	Slab	Slab	Clamshell	Slide	Slab
Platform / OS	Android	S60 (Symbian)	(proprietary)	(proprietary)	BlackBerry OS
Network Bands	4G LTE: 13 CDMA: 850, 1900	GSM: 900, 1800, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1700, 1900	CDMA: 850, 1900
Data Technology	LTE (Cat 3)	GPRS	HSDPA 3.6	EVDO rA	1xRTT
Features
GPS / Location	n/a	n/a	-	Yes	n/a
Accessibility
Hearing Aid Compatible	Yes	-	-	Yes	-
Multiple Languages	n/a	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	Yes	-	-
Ringer Profiles	-	Yes	-	-	Yes
Connectivity
Bluetooth	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	-
Infrared (IR)	-	Yes	-	-	-
Mobile Hotspot	n/a	n/a	-	-	n/a
USB	Yes Micro-USB	Yes	Yes	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	-
Contacts
Picture ID	n/a	n/a	Yes	Yes	n/a
Ringer ID	n/a	n/a	-	Yes	n/a
Voice Dialing	n/a	n/a	Yes	Yes	n/a
Customization
Custom Graphics	n/a	n/a	Yes	Yes	n/a
Custom Ringtones	n/a	n/a	Yes	Yes	n/a
Real-Music Ringers	n/a	n/a	Yes	Yes	n/a
Data & Network
Data Tethering	n/a	n/a	Yes	Yes	n/a
WAP / Web Browser	n/a	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	Yes	-	-	Yes	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	-
Messaging
Email Client	n/a	n/a	Yes	Yes	n/a
Instant Messaging	n/a	n/a	Yes	-	n/a
MMS	n/a	n/a	Yes	-	n/a
Text Messaging Templates	n/a	n/a	Yes	-	n/a
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	Yes	-	-	-	-
Music Player	n/a	n/a	Yes	Yes	n/a
Photo & Video
DLNA	Yes	-	-	-	-
TV Output	Yes	-	-	-	-
Video Calling	n/a	n/a	-	-	n/a
Productivity
Alarm	n/a	n/a	Yes	Yes	n/a
Calculator	n/a	n/a	Yes	Yes	n/a
Calendar	n/a	n/a	Yes	Yes	n/a
To-Do List	n/a	n/a	Yes	-	n/a
Voice Memo	n/a	n/a	Yes	-	n/a
Software
BREW	n/a	n/a	-	Yes	n/a
Games	n/a	n/a	Yes	Yes	n/a
Java (J2ME)	n/a	n/a	Yes	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	n/a	-	-	n/a
Speaker Phone	Yes	Yes	Yes	Yes	-
	Samsung Droid Charge	Siemens SX1	LG Trax CU575	Motorola Evoke QA4	BlackBerry 7750
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Droid Charge	Siemens SX1	LG Trax CU575	Motorola Evoke QA4	BlackBerry 7750