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Phone	Samsung SPH-N400	Audiovox CDM-8500	ZTE Z998 / Unico LTE	Cricket Debut S2 / AT&T Calypso 4	Samsung Omnia i910
Current U.S. Carriers	(none)	(none)	(none)	AT&T	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	4.5" diag. 16 : 9	6.1" diag. 19.5 : 9	3.2" diag. 5 : 3
Display Resolution & Type	128 x 128 pixels LCD (STN)	?	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	720 x 1560 pixels (~282 ppi) LCD (TFT/TFD)	240 x 400 pixels (~146 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	60 Hz	?
Battery	?	?	2,070 mAh	3,000 mAh	1,440 mAh
Processor	?	?	1.2 GHz Qualcomm Snapdragon 400 MSM8930	2 GHz MediaTek Helio A22 (MT6761WB)	624 MHz Marvell PXA312
RAM	?	?	1 GB	3 GB	?
Storage	? raw hardware	? raw hardware	4 GB	64 GB	8 GB
Main Camera	-	-	5 megapixel	8 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	720p HD	?	VGA (640 x 480)
Front Camera	-	-	1 megapixel	5 megapixel	-
Weight	4 oz (113g)	3.2 oz (91g)	4.8 oz (136g)	5.64 oz (160g)	4.16 oz (118g)
Dimensions	4.25" x 2.04" x 0.82" (108 x 52 x 20.8 mm)	3.3" x 1.6" x 0.9" (84 x 41 x 22.9 mm)	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)	6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm)	4.4" x 2.24" x 0.51" (112 x 57 x 13 mm)
Form Factor	Flip	Clamshell	Slab	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	Android	Android	Windows Mobile Professional
Network Bands	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900 AMPS: 850	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8	CDMA: 850, 1900
Data Technology	1xRTT	1xRTT	LTE (Cat 3)	LTE (Cat 4)	EVDO rA
Features
Flashlight	-	-	-	Yes	Yes
GPS / Location	Yes	Yes	n/a	n/a	n/a
Accessibility
Adjustable Text Size	-	-	n/a	n/a	n/a
Hearing Aid Compatible	-	-	Yes M3, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M4 (very compatible)
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	Yes
Alerts
Extra Display	-	Yes	-	-	-
Connectivity
Bluetooth	-	-	Yes	Yes	Yes
Mobile Hotspot	-	-	n/a	n/a	n/a
USB	Yes	-	Yes Micro-USB	Yes USB Type C	Yes
Wi-Fi	-	-	Yes 4 (802.11 b,g,n)	Yes 5 (802.11 a,ac,b,g,n)	Yes 802.11 b,g
Contacts
Picture ID	Yes	-	n/a	n/a	n/a
Ringer ID	Yes	Yes	n/a	n/a	n/a
Voice Dialing	Yes	Yes	n/a	n/a	n/a
Customization
Custom Graphics	Yes	-	n/a	n/a	n/a
Custom Ringtones	Yes	-	n/a	n/a	n/a
Real-Music Ringers	-	-	n/a	n/a	n/a
Data & Network
Data Tethering	Yes	Yes	n/a	n/a	n/a
WAP / Web Browser	Yes	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	-	-	-	Yes
Touch Screen	-	-	Yes Capacitive	Yes Capacitive	Yes
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	-	-	n/a	n/a	n/a
Instant Messaging	-	-	n/a	n/a	n/a
MMS	-	-	n/a	n/a	n/a
Text Messaging Templates	-	-	n/a	n/a	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	-	-	Yes	Yes	-
Music Player	-	-	n/a	n/a	n/a
Photo & Video
DLNA	-	-	-	-	Yes
TV Output	-	-	-	-	Yes
Power
Fast Charging	-	-	-	Yes	-
Productivity
Alarm	Yes	Yes	n/a	n/a	n/a
Calculator	Yes	Yes	n/a	n/a	n/a
Calendar	Yes	Yes	n/a	n/a	n/a
To-Do List	Yes	-	n/a	n/a	n/a
Voice Memo	-	Yes	n/a	n/a	n/a
Software
BREW	-	Yes *	n/a	n/a	n/a
Games	Yes	Yes	n/a	n/a	n/a
Java (J2ME)	Yes	-	n/a	n/a	n/a
Voice
HD Voice	-	-	-	Yes	-
Headset Jack (2.5 mm)	Yes	Yes	n/a	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung SPH-N400	Audiovox CDM-8500	ZTE Z998 / Unico LTE	Cricket Debut S2 / AT&T Calypso 4	Samsung Omnia i910
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SPH-N400	Audiovox CDM-8500	ZTE Z998 / Unico LTE	Cricket Debut S2 / AT&T Calypso 4	Samsung Omnia i910