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Specifications
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Phone	Sharp Z-800 (Audiovox 7900)	Samsung SCH-A530	Nokia Lumia 810	Cricket Debut S2 / AT&T Calypso 4	BlackBerry Storm2 9550
Current U.S. Carriers	(none)	(none)	(none)	AT&T	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	4.3" diag. 5 : 3	6.1" diag. 19.5 : 9	3.3" diag. 4 : 3
Display Resolution & Type	? LCD (Color)	128 x 160 pixels LCD (STN)	480 x 800 pixels (~217 ppi) AMOLED	720 x 1560 pixels (~282 ppi) LCD (TFT/TFD)	360 x 480 pixels (~185 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	?	?	1,800 mAh	3,000 mAh	1,400 mAh
Processor	?	?	1.5 GHz Qualcomm Snapdragon	2 GHz MediaTek Helio A22 (MT6761WB)	?
RAM	?	?	1 GB	3 GB	?
Storage	? raw hardware	? raw hardware	8 GB	64 GB	? raw hardware
Main Camera	-	-	8 megapixel	8 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	1080p HD	?	?
Front Camera	-	-	1 megapixel	5 megapixel	-
Weight	4.25 oz (120g)	3 oz (85g)	5.11 oz (145g)	5.64 oz (160g)	5.64 oz (160g)
Dimensions	3.6" x 2" x 1.1" (91 x 51 x 27.9 mm)	3.18" x 1.67" x 0.9" (81 x 42 x 22.9 mm)	5" x 2.69" x 0.44" (127 x 68 x 11.2 mm)	6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm)	4.43" x 2.45" x 0.55" (113 x 62 x 14 mm)
Form Factor	Clamshell	Clamshell	Slab	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	Windows	Android	BlackBerry OS
Network Bands	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900
Data Technology	-	1xRTT	HSPA+ 42	LTE (Cat 4)	EVDO rA
Features
Flashlight	-	-	-	Yes	-
GPS / Location	-	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 M3 (mostly compatible)
Multiple Languages	-	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	-	-	Yes	-	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	-	-	Yes	Yes	Yes
Mobile Hotspot	-	-	n/a	n/a	n/a
NFC	-	-	Yes	-	-
USB	-	-	Yes Micro-USB	Yes USB Type C	Yes
Wi-Fi	-	-	Yes 4 (802.11 a,b,g,n)	Yes 5 (802.11 a,ac,b,g,n)	Yes 802.11 b,g
Contacts
Picture ID	Yes	Yes	n/a	n/a	n/a
Ringer ID	Yes	Yes	n/a	n/a	n/a
Voice Dialing	-	Yes	n/a	n/a	n/a
Customization
Custom Graphics	Yes	Yes	n/a	n/a	n/a
Custom Ringtones	Yes	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
Touch Screen	-	-	Yes Capacitive	Yes Capacitive	Yes Capacitive
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	Yes	-	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	Yes	Yes
Music Player	-	-	n/a	n/a	n/a
Power
Fast Charging	-	-	-	Yes	-
Wireless Charging	-	-	Yes	-	-
Productivity
Alarm	Yes	Yes	n/a	n/a	n/a
Calculator	-	Yes	n/a	n/a	n/a
Calendar	-	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	Yes	n/a	n/a	n/a
Games	Yes	Yes	n/a	n/a	n/a
Java (J2ME)	-	-	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
	Sharp Z-800 (Audiovox 7900)	Samsung SCH-A530	Nokia Lumia 810	Cricket Debut S2 / AT&T Calypso 4	BlackBerry Storm2 9550
	X >	< X >	< X >	< X >	< X

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


Phone	Sharp Z-800 (Audiovox 7900)	Samsung SCH-A530	Nokia Lumia 810	Cricket Debut S2 / AT&T Calypso 4	BlackBerry Storm2 9550