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Phone	Nokia N81	HTC EVO 4G	Motorola i50sx	Motorola i296	Samsung Gravity TXT
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.4" diag. 4 : 3	4.3" diag. 5 : 3	?	1.8" diag. 4 : 3	2.4" diag. 4 : 3
Display Resolution & Type	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) LCD (TFT/TFD)	? LCD (Grayscale)	128 x 160 pixels (~114 ppi) LCD (TFT/TFD)	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	?
Battery	1,050 mAh	1,500 mAh	750 mAh	930 mAh	1,000 mAh
Processor	369 MHz ARM 11	1 GHz Qualcomm Snapdragon S1 QSD8650	?	?	?
RAM	?	?	?	?	?
Storage	8 GB *	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	2 megapixel	8 megapixel	-	-	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	VGA (640 x 480)	720p HD	-	-	QVGA (320 x 240)
Front Camera	-	Yes	-	-	-
Weight	4.94 oz (140g)	6 oz (170g)	5.1 oz (145g)	2.96 oz (84g)	3.95 oz (112g)
Dimensions	4.02" x 1.97" x 0.7" (102 x 50 x 17.8 mm)	4.8" x 2.6" x 0.5" (122 x 66 x 12.7 mm)	5.24" x 2.05" x 1.18" (133 x 52 x 30 mm)	4.63" x 1.89" x 0.59" (118 x 48 x 15 mm)	4.41" x 2.09" x 0.55" (112 x 53 x 14 mm)
Form Factor	Slide	Slab	Slab	Slab	Slide
Platform / OS	S60 (Symbian)	Android	(proprietary)	(proprietary)	(proprietary)
Network Bands	WCDMA: 1 GSM: 850, 900, 1800, 1900	4G WiMAX: 41 CDMA: 850, 1900	iDEN: 800	iDEN: 800	WCDMA: 2, 4 GSM: 850, 900, 1800, 1900
Data Technology	EDGE	WiMAX	-	-	HSPA 7.2
Features
GPS / Location	n/a	n/a	-	Yes	Yes
Ruggedized	-	-	-	Yes	-
Accessibility
Adjustable Text Size	n/a	n/a	-	Yes	-
Hearing Aid Compatible	-	Yes	-	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	n/a	Yes	Yes	Yes
TTY/TDD (Digital)	-	Yes	Yes	Yes	-
Alerts
Ringer Profiles	Yes	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	-	Yes	Yes
Mobile Hotspot	n/a	n/a	-	-	-
USB	Yes Micro-USB	Yes	-	Yes Micro-USB	Yes Micro-USB
Wi-Fi	Yes 802.11 b,g	Yes 802.11 b,g	-	-	-
Contacts
Picture ID	n/a	n/a	-	Yes	Yes
Ringer ID	n/a	n/a	-	Yes	Yes
Voice Dialing	n/a	n/a	Yes	-	Yes
Customization
Changeable Body Plates	-	-	Yes	-	-
Custom Graphics	n/a	n/a	-	-	Yes
Custom Ringtones	n/a	n/a	-	Yes	Yes
Real-Music Ringers	n/a	n/a	-	Yes	Yes
Data & Network
Data Tethering	n/a	n/a	Yes	Yes	-
WAP / Web Browser	n/a	n/a	Yes	Yes	Yes
Input
Predictive Text Entry	n/a	n/a	Yes	Yes	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	-	Yes Capacitive	-	-	-
Memory
Memory Card Slot	Yes *	Yes	-	-	Yes
Messaging
Email Client	n/a	n/a	-	-	Yes
Instant Messaging	n/a	n/a	-	-	Yes
MMS	n/a	n/a	-	Yes	Yes
Text Messaging Templates	n/a	n/a	-	Yes	Yes
Music
FM Radio	Yes	Yes	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	-	-	Yes
Music Player	n/a	n/a	-	-	Yes
Stereo Speakers	Yes	-	-	-	-
Photo & Video
TV Output	-	Yes	-	-	-
Video Calling	n/a	n/a	-	-	-
Productivity
Alarm	n/a	n/a	Yes	Yes	Yes
Calculator	n/a	n/a	-	Yes	Yes
Calendar	n/a	n/a	Yes	Yes	Yes
To-Do List	n/a	n/a	-	-	-
Voice Memo	n/a	n/a	-	Yes	Yes
Software
Games	n/a	n/a	-	Yes	Yes
Java (J2ME)	n/a	n/a	-	Yes	Yes
Voice
Headset Jack (2.5 mm)	n/a	n/a	Yes	Yes	-
Push-To-Talk	Yes *	-	Yes	Yes	-
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	Nokia N81	HTC EVO 4G	Motorola i50sx	Motorola i296	Samsung Gravity TXT
	X >	< X >	< X >	< X >	< X

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


Phone	Nokia N81	HTC EVO 4G	Motorola i50sx	Motorola i296	Samsung Gravity TXT