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Phone	Huawei Valiant	Samsung Gravity TXT	Motorola Charm	Apple iPhone 3G	Samsung UpStage M620
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4" diag. 5 : 3	2.4" diag. 4 : 3	2.8" diag. 4 : 3	3.5" diag. 5 : 3	2.1" diag. 4 : 3
Display Resolution & Type	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	176 x 220 pixels (~134 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	60 Hz	60 Hz	?
Battery	1,750 mAh	1,000 mAh	1,170 mAh	?	620 mAh
Processor	1 GHz Qualcomm Snapdragon S4 Play MSM8225	?	720 MHz TI OMAP3410	?	?
RAM	768 MB	?	?	?	?
Storage	4 GB	? raw hardware	? raw hardware	16 GB *	? raw hardware
Main Camera	3 megapixel	2 megapixel	3 megapixel	2 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	WVGA / 480p	QVGA (320 x 240)	?	-	?
Front Camera	-	-	-	-	-
Weight	4.94 oz (140g)	3.95 oz (112g)	3.88 oz (110g)	4.7 oz (133g)	2.57 oz (73g)
Dimensions	4.96" x 2.52" x 0.45" (126 x 64 x 11.4 mm)	4.41" x 2.09" x 0.55" (112 x 53 x 14 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	4.52" x 2.44" x 0.49" (115 x 62 x 12.4 mm)	4.07" x 1.73" x 0.37" (103 x 44 x 9.4 mm)
Form Factor	Slab	Slide	Slab	Slab	Slab
Platform / OS	Android	(proprietary)	Android	iOS	(proprietary)
Network Bands	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 2, 4 GSM: 850, 900, 1800, 1900	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900
Data Technology	HSPA 7.2	HSPA 7.2	HSDPA 3.6	HSDPA 3.6	EVDO r0
Features
GPS / Location	n/a	Yes	n/a	n/a	-
Accessibility
Adjustable Text Size	n/a	-	n/a	n/a	Yes
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M3, T3 (mostly tele-coil compatible)	-	-	Yes M4 (very compatible)
Multiple Languages	n/a	Yes	n/a	n/a	-
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	-	Yes
Ringer Profiles	-	Yes	-	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	n/a	-	n/a	n/a	-
USB	Yes Micro-USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g	-
Contacts
Picture ID	n/a	Yes	n/a	n/a	Yes
Ringer ID	n/a	Yes	n/a	n/a	Yes
Voice Dialing	n/a	Yes	n/a	n/a	Yes
Customization
Custom Graphics	n/a	Yes	n/a	n/a	Yes
Custom Ringtones	n/a	Yes	n/a	n/a	Yes
Real-Music Ringers	n/a	Yes	n/a	n/a	Yes
Data & Network
Data Tethering	n/a	-	n/a	n/a	-
External Antenna Jack	n/a	-	n/a	n/a	Yes
WAP / Web Browser	n/a	Yes	n/a	n/a	Yes
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	Yes	-	-
Touch Screen	Yes Capacitive	-	Yes Capacitive	Yes Capacitive	-
Memory
Memory Card Slot	Yes	Yes	Yes	-	Yes
Messaging
Email Client	n/a	Yes	n/a	n/a	-
Instant Messaging	n/a	Yes	n/a	n/a	Yes
MMS	n/a	Yes	n/a	n/a	Yes
Text Messaging Templates	n/a	Yes	n/a	n/a	Yes
Music
FM Radio	Yes	-	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	Yes	Yes	-
Music Player	n/a	Yes	n/a	n/a	Yes
Photo & Video
TV Output	-	-	-	Yes	-
Productivity
Alarm	n/a	Yes	n/a	n/a	Yes
Calculator	n/a	Yes	n/a	n/a	Yes
Calendar	n/a	Yes	n/a	n/a	Yes
To-Do List	n/a	-	n/a	n/a	Yes
Voice Memo	n/a	Yes	n/a	n/a	Yes
Software
Games	n/a	Yes	n/a	n/a	Yes
Java (J2ME)	n/a	Yes	n/a	n/a	Yes
Voice
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Huawei Valiant	Samsung Gravity TXT	Motorola Charm	Apple iPhone 3G	Samsung UpStage M620
	X >	< X >	< X >	< X >	< X

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


Phone	Huawei Valiant	Samsung Gravity TXT	Motorola Charm	Apple iPhone 3G	Samsung UpStage M620