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Phone	BlackBerry Storm2 9550	AT&T Maestro 3	Samsung SGH-P850 / P858	Samsung SCH-A990	BlackBerry Curve 9350
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.3" diag. 4 : 3	6.5" diag. 20 : 9	?	?	2.4" diag. 4 : 3
Display Resolution & Type	360 x 480 pixels (~185 ppi) LCD (TFT/TFD)	720 x 1600 pixels (~270 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	480 x 360 pixels (~246 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	?
Battery	1,400 mAh	3,900 mAh	950 mAh	1,000 mAh	1,040 mAh
Processor	?	2 GHz MediaTek Helio A22 (MT6761)	?	?	800 MHz Marvell
RAM	?	3 GB	?	?	?
Storage	? raw hardware	32 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	3 megapixel	13 megapixel	3 megapixel	3 megapixel	5 megapixel
Wide Camera	-	5 megapixel	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	1080p HD	?	?	VGA (640 x 480)
Front Camera	-	5 megapixel	-	-	-
Weight	5.64 oz (160g)	6.24 oz (177g)	4.23 oz (120g)	4.4 oz (125g)	3.49 oz (99g)
Dimensions	4.43" x 2.45" x 0.55" (113 x 62 x 14 mm)	6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm)	3.77" x 1.86" x 0.96" (96 x 47 x 24.4 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.29" x 2.36" x 0.43" (109 x 60 x 10.9 mm)
Form Factor	Slab	Slab	Clamshell	Clamshell	Slab
Platform / OS	BlackBerry OS	Android	(proprietary)	(proprietary)	BlackBerry OS
Network Bands	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 12, 14, 30	GSM: 900, 1800, 1900	CDMA: 850, 1900	CDMA: 800, 850, 1900 *
Data Technology	EVDO rA	LTE (Cat 4)	EDGE	EVDO r0	EVDO rA
Features
Barometer	-	Yes	-	-	-
Fingerprint Reader	-	Yes stand-alone	-	-	-
Flashlight	-	Yes	-	Yes	-
GPS / Location	n/a	n/a	-	Yes	n/a
Accessibility
Adjustable Text Size	n/a	n/a	-	-	n/a
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)	-	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	n/a	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	-	-	Yes	Yes
Alerts
Extra Display	-	-	Yes	Yes	-
Ringer Profiles	Yes	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
NFC	-	-	-	-	Yes
USB	Yes	Yes USB Type C	Yes	Yes	Yes Micro-USB
Wi-Fi	Yes 802.11 b,g	Yes 5 (802.11 a,ac,b,g,n)	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	n/a	Yes	Yes	n/a
Ringer ID	n/a	n/a	Yes	Yes	n/a
Voice Dialing	n/a	n/a	-	Yes	n/a
Customization
Custom Graphics	n/a	n/a	Yes	Yes	n/a
Custom Ringtones	n/a	n/a	Yes	Yes	n/a
Real-Music Ringers	n/a	n/a	Yes	Yes	n/a
Data & Network
Data Tethering	n/a	n/a	-	Yes	n/a
WAP / Web Browser	n/a	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	n/a	Yes	Yes	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	Yes
Messaging
Email Client	n/a	n/a	Yes	-	n/a
EMS / Picture Messaging	n/a	n/a	-	Yes	n/a
Instant Messaging	n/a	n/a	-	-	n/a
MMS	n/a	n/a	Yes	Yes	n/a
Text Messaging Templates	n/a	n/a	Yes	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	Yes	-	-	Yes
Music Player	n/a	n/a	Yes	Yes	n/a
Stereo Speakers	-	-	Yes	Yes	-
Photo & Video
TV Output	-	-	Yes	Yes	-
Productivity
Alarm	n/a	n/a	Yes	Yes	n/a
Calculator	n/a	n/a	Yes	Yes	n/a
Calendar	n/a	n/a	Yes	Yes	n/a
To-Do List	n/a	n/a	-	-	n/a
Voice Memo	n/a	n/a	Yes	Yes	n/a
Software
BREW	n/a	n/a	-	Yes	n/a
Games	n/a	n/a	Yes	Yes	n/a
Java (J2ME)	n/a	n/a	Yes	-	n/a
Voice
HD Voice	-	Yes	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	BlackBerry Storm2 9550	AT&T Maestro 3	Samsung SGH-P850 / P858	Samsung SCH-A990	BlackBerry Curve 9350
	X >	< X >	< X >	< X >	< X

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


Phone	BlackBerry Storm2 9550	AT&T Maestro 3	Samsung SGH-P850 / P858	Samsung SCH-A990	BlackBerry Curve 9350