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Phone	Samsung Galaxy S II / SGH-i777	HTC ThunderBolt	HTC Dash / S620 / S621 (Excalibur)	Motorola RAZR V3m	Motorola T720 / T721 (GSM)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.3" diag. 5 : 3	4.3" diag. 5 : 3	?	?	?
Display Resolution & Type	480 x 800 pixels (~217 ppi) AMOLED	480 x 800 pixels (~217 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	120 x 160 pixels LCD (STN)
Display Refresh	60 Hz	60 Hz	?	?	?
Battery	1,650 mAh	1,400 mAh	960 mAh	780 mAh	?
Processor	1.2 GHz Samsung Exynos dual-core	1 GHz Qualcomm Snapdragon S2 MSM8655	200 MHz OMAP 850	?	?
RAM	?	768 MB	?	?	?
Storage	16 GB	8 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	8 megapixel	8 megapixel	1 megapixel	1 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	1080p HD	720p HD	?	?	-
Front Camera	2 megapixel	1 megapixel	-	-	-
Weight	4.3 oz (122g)	5.78 oz (164g)	4.23 oz (120g)	3.49 oz (99g)	3.56 oz (101g)
Dimensions	4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm)	4.8" x 2.6" x 0.52" (122 x 66 x 13.2 mm)	4.39" x 2.46" x 0.51" (112 x 62 x 13 mm)	3.9" x 2.1" x 0.57" (99 x 53 x 14.5 mm)	3.5" x 1.87" x 0.83" (89 x 47 x 21.1 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Clamshell
Platform / OS	Android	Android	Windows Mobile Standard	(proprietary)	(proprietary)
Network Bands	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	4G LTE: 13 CDMA: 850, 1900	GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	GSM: 850, 1900
Data Technology	HSPA+ 21	LTE (Cat 3)	EDGE	EVDO r0	GPRS
Features
Flashlight	-	Yes	-	-	-
GPS / Location	n/a	n/a	n/a	Yes	-
Accessibility
Adjustable Text Size	n/a	n/a	n/a	-	-
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes	-	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	n/a	n/a	n/a	Yes	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	-
Alerts
Extra Display	-	-	-	Yes	Yes
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	-
Mobile Hotspot	n/a	n/a	n/a	-	-
NFC	Yes	-	-	-	-
USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes Mini-USB	-
Wi-Fi	Yes 4 (802.11 a,b,g,n)	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g	-	-
Contacts
Picture ID	n/a	n/a	n/a	Yes	-
Ringer ID	n/a	n/a	n/a	Yes	Yes
Voice Dialing	n/a	n/a	n/a	Yes	Yes
Customization
Changeable Body Plates	-	-	-	-	Yes
Custom Graphics	n/a	n/a	n/a	Yes	Yes
Custom Ringtones	n/a	n/a	n/a	Yes	Yes
Real-Music Ringers	n/a	n/a	n/a	Yes	-
Data & Network
Data Tethering	n/a	n/a	n/a	Yes	Yes
External Antenna Jack	n/a	n/a	n/a	-	-
WAP / Web Browser	n/a	n/a	n/a	Yes	Yes
Input
Predictive Text Entry	n/a	n/a	n/a	Yes	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	Yes Capacitive	Yes Capacitive	-	-	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	-
Messaging
Email Client	n/a	n/a	n/a	-	Yes
EMS / Picture Messaging	n/a	n/a	n/a	Yes	Yes
Instant Messaging	n/a	n/a	n/a	Yes *	-
MMS	n/a	n/a	n/a	Yes	-
Text Messaging Templates	n/a	n/a	n/a	Yes *	Yes
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	-	-	-
Music Player	n/a	n/a	n/a	Yes	-
Photo & Video
DLNA	Yes	Yes	-	-	-
TV Output	Yes	-	-	-	-
Video Calling	n/a	n/a	n/a	-	-
Productivity
Alarm	n/a	n/a	n/a	Yes	Yes
Calculator	n/a	n/a	n/a	Yes	Yes
Calendar	n/a	n/a	n/a	Yes	Yes
To-Do List	n/a	n/a	n/a	-	-
Voice Memo	n/a	n/a	n/a	Yes	Yes
Software
BREW	n/a	n/a	n/a	Yes	-
Games	n/a	n/a	n/a	Yes	Yes
Java (J2ME)	n/a	n/a	n/a	-	Yes
Voice
Headset Jack (2.5 mm)	n/a	n/a	n/a	-	Yes
Speaker Phone	Yes	Yes	Yes	Yes	-
	* Some versions only
	Samsung Galaxy S II / SGH-i777	HTC ThunderBolt	HTC Dash / S620 / S621 (Excalibur)	Motorola RAZR V3m	Motorola T720 / T721 (GSM)
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Galaxy S II / SGH-i777	HTC ThunderBolt	HTC Dash / S620 / S621 (Excalibur)	Motorola RAZR V3m	Motorola T720 / T721 (GSM)