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Phone	ZTE Obsidian	Kyocera DuraPlus	Samsung UpStage M620	Nokia N81	BlackBerry Torch 9810
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.5" diag. 16 : 9	2" diag. 4 : 3	2.1" diag. 4 : 3	2.4" diag. 4 : 3	3.2" diag. 4 : 3
Display Resolution & Type	480 x 854 pixels (~218 ppi) LCD (TFT/TFD)	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)	176 x 220 pixels (~134 ppi) LCD (TFT/TFD)	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)	480 x 640 pixels (~250 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	?
Battery	1,800 mAh	1,650 mAh	620 mAh	1,050 mAh	1,270 mAh
Processor	1 GHz MediaTek / MT6735M	?	?	369 MHz ARM 11	1.2 GHz Qualcomm Snapdragon S2 MSM8655
RAM	1 GB	128 MB	?	?	768 MB
Storage	8 GB	256 MB	? raw hardware	8 GB *	8 GB
Main Camera	5 megapixel	-	1 megapixel	2 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	?	VGA (640 x 480)	720p HD
Front Camera	2 megapixel	-	-	-	-
Weight	4.66 oz (132g)	6.67 oz (189g)	2.57 oz (73g)	4.94 oz (140g)	5.68 oz (161g)
Dimensions	5.41" x 2.7" x 0.39" (137 x 69 x 10 mm)	5.28" x 2.17" x 0.93" (134 x 55 x 23.6 mm)	4.07" x 1.73" x 0.37" (103 x 44 x 9.4 mm)	4.02" x 1.97" x 0.7" (102 x 50 x 17.8 mm)	4.37" x 2.44" x 0.57" (111 x 62 x 14.5 mm)
Form Factor	Slab	Slab	Slab	Slide	Slide
Platform / OS	Android	(proprietary)	(proprietary)	S60 (Symbian)	BlackBerry OS
Network Bands	4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 800, 850, 1900	CDMA: 850, 1900	WCDMA: 1 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	LTE (Cat 4)	EVDO rA	EVDO r0	EDGE	HSPA 14.4
Features
Flashlight	Yes	Yes	-	-	-
GPS / Location	n/a	Yes	-	n/a	n/a
Ruggedized	-	Yes	-	-	-
Water-Resistant	-	Yes	-	-	-
Accessibility
Adjustable Text Size	n/a	Yes	Yes	n/a	n/a
Hearing Aid Compatible	Yes M4, T3 (mostly tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M4 (very compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	-	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	-
Alerts
Extra Display	-	-	Yes	-	-
Ringer Profiles	-	-	-	Yes	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	n/a	-	-	n/a	n/a
USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes Micro-USB	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	-	Yes	n/a	n/a
Ringer ID	n/a	Yes	Yes	n/a	n/a
Voice Dialing	n/a	Yes	Yes	n/a	n/a
Customization
Custom Graphics	n/a	Yes	Yes	n/a	n/a
Custom Ringtones	n/a	Yes	Yes	n/a	n/a
Real-Music Ringers	n/a	-	Yes	n/a	n/a
Data & Network
Data Tethering	n/a	-	-	n/a	n/a
External Antenna Jack	n/a	-	Yes	n/a	n/a
WAP / Web Browser	n/a	Yes	Yes	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	n/a	n/a
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
Instant Messaging	n/a	-	Yes	n/a	n/a
MMS	n/a	Yes	Yes	n/a	n/a
Text Messaging Templates	n/a	Yes	Yes	n/a	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	Yes	-	-	Yes	Yes
Music Player	n/a	-	Yes	n/a	n/a
Stereo Speakers	-	-	-	Yes	-
Photo & Video
Video Calling	n/a	-	-	n/a	n/a
Productivity
Alarm	n/a	Yes	Yes	n/a	n/a
Calculator	n/a	Yes	Yes	n/a	n/a
Calendar	n/a	Yes	Yes	n/a	n/a
To-Do List	n/a	-	Yes	n/a	n/a
Voice Memo	n/a	Yes	Yes	n/a	n/a
Software
BREW	n/a	Yes	-	n/a	n/a
Games	n/a	Yes	Yes	n/a	n/a
Java (J2ME)	n/a	Yes	Yes	n/a	n/a
Voice
Headset Jack (2.5 mm)	n/a	Yes	-	n/a	n/a
Push-To-Talk	-	Yes	-	Yes *	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	ZTE Obsidian	Kyocera DuraPlus	Samsung UpStage M620	Nokia N81	BlackBerry Torch 9810
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Obsidian	Kyocera DuraPlus	Samsung UpStage M620	Nokia N81	BlackBerry Torch 9810