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Phone	ZTE Groove	Nokia N78	Sony Ericsson K850	ZTE Obsidian	HTC G2
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.2" diag. 5 : 3	2.4" diag. 4 : 3	2.2" diag. 4 : 3	4.5" diag. 16 : 9	3.7" diag. 5 : 3
Display Resolution & Type	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	480 x 854 pixels (~218 ppi) LCD (TFT/TFD)	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	60 Hz	60 Hz
Battery	1,500 mAh	1,200 mAh	?	1,800 mAh	1,300 mAh
Processor	800 MHz Qualcomm MSM7627A	369 MHz ARM 11	?	1 GHz MediaTek / MT6735M	800 MHz Qualcomm S2 MSM7230
RAM	512 MB	?	?	1 GB	?
Storage	1 GB	? raw hardware	? raw hardware	8 GB	? raw hardware
Main Camera	3 megapixel	3 megapixel	5 megapixel	5 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	VGA (640 x 480)	?	720p HD	720p HD
Front Camera	Yes	-	-	2 megapixel	-
Weight	4.5 oz (128g)	3.59 oz (102g)	4.2 oz (119g)	4.66 oz (132g)	6.5 oz (184g)
Dimensions	4.67" x 2.46" x 0.55" (119 x 62 x 14 mm)	4.45" x 1.93" x 0.59" (113 x 49 x 15.1 mm)	4" x 1.9" x 0.7" (102 x 48 x 17.8 mm)	5.41" x 2.7" x 0.39" (137 x 69 x 10 mm)	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)
Form Factor	Slab	Slab	Slab	Slab	Slab
Platform / OS	Android	S60 (Symbian)	(proprietary)	Android	Android
Network Bands	CDMA: 850, 1700, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900
Data Technology	EVDO rA	HSDPA 3.6	HSDPA 3.6	LTE (Cat 4)	HSPA 14.4
Features
Flashlight	-	-	-	Yes	-
GPS / Location	n/a	n/a	-	n/a	n/a
Accessibility
Adjustable Text Size	n/a	n/a	-	n/a	n/a
Hearing Aid Compatible	-	-	-	Yes	Yes
Multiple Languages	n/a	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	-	-	Yes	Yes	-
Alerts
Ringer Profiles	-	Yes	Yes	-	-
Connectivity
Bluetooth	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio
Mobile Hotspot	n/a	n/a	-	n/a	n/a
USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes Micro-USB	Yes
Wi-Fi	Yes	Yes 802.11 b,g	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	n/a	Yes	n/a	n/a
Ringer ID	n/a	n/a	Yes	n/a	n/a
Voice Dialing	n/a	n/a	Yes	n/a	n/a
Customization
Custom Graphics	n/a	n/a	Yes	n/a	n/a
Custom Ringtones	n/a	n/a	Yes	n/a	n/a
Real-Music Ringers	n/a	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	n/a	n/a	Yes	n/a	n/a
WAP / Web Browser	n/a	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	n/a	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	Yes	-	-	Yes	Yes
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	n/a	n/a	Yes	n/a	n/a
Instant Messaging	n/a	n/a	-	n/a	n/a
MMS	n/a	n/a	Yes	n/a	n/a
Text Messaging Templates	n/a	n/a	Yes	n/a	n/a
Music
FM Radio	-	Yes	Yes	-	-
FM Transmitter	n/a	n/a	-	n/a	n/a
Headphone Jack (3.5mm)	Yes	Yes	-	Yes	Yes
Music Player	n/a	n/a	Yes	n/a	n/a
Stereo Speakers	-	Yes	-	-	-
Photo & Video
TV Output	-	Yes	-	-	-
Video Calling	n/a	n/a	Yes *	n/a	n/a
Productivity
Alarm	n/a	n/a	Yes	n/a	n/a
Calculator	n/a	n/a	Yes	n/a	n/a
Calendar	n/a	n/a	Yes	n/a	n/a
To-Do List	n/a	n/a	Yes	n/a	n/a
Voice Memo	n/a	n/a	Yes	n/a	n/a
Software
Games	n/a	n/a	Yes	n/a	n/a
Java (J2ME)	n/a	n/a	Yes	n/a	n/a
Voice
Push-To-Talk	-	Yes *	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	ZTE Groove	Nokia N78	Sony Ericsson K850	ZTE Obsidian	HTC G2
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Groove	Nokia N78	Sony Ericsson K850	ZTE Obsidian	HTC G2