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Phone	BlackBerry 8830	Motorola Defy (2010)	Samsung SCH-A990	BlackBerry 7750	Cricket Debut S2 / AT&T Calypso 4
Current U.S. Carriers	(none)	(none)	(none)	(none)	AT&T
Global Availability	Released	Released	Released	Released	Released
Display Size	?	3.6" diag. 16 : 9	?	?	6.1" diag. 19.5 : 9
Display Resolution & Type	320 x 240 pixels LCD (TFT/TFD)	480 x 854 pixels (~272 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	720 x 1560 pixels (~282 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	60 Hz
Battery	1,400 mAh	1,540 mAh	1,000 mAh	?	3,000 mAh
Processor	?	800 MHz TI OMAP3610	?	?	2 GHz MediaTek Helio A22 (MT6761WB)
RAM	?	?	?	?	3 GB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	64 GB
Main Camera	-	5 megapixel	3 megapixel	-	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	?	-	?
Front Camera	-	-	-	-	5 megapixel
Weight	4.6 oz (130g)	4.16 oz (118g)	4.4 oz (125g)	5.01 oz (142g)	5.64 oz (160g)
Dimensions	4.49" x 2.6" x 0.55" (114 x 66 x 14 mm)	4.21" x 2.32" x 0.53" (107 x 59 x 13.4 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm)
Form Factor	Slab	Slab	Clamshell	Slab	Slab
Platform / OS	BlackBerry OS	Android	(proprietary)	BlackBerry OS	Android
Network Bands	CDMA: 850, 1900 GSM: 900, 1800 *	WCDMA: 1, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8
Data Technology	EVDO r0	HSPA 7.2	EVDO r0	1xRTT	LTE (Cat 4)
Features
Flashlight	-	-	Yes	-	Yes
GPS / Location	n/a	n/a	Yes	n/a	n/a
Ruggedized	-	Yes	-	-	-
Accessibility
Adjustable Text Size	n/a	n/a	-	n/a	n/a
Hearing Aid 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	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	-
Alerts
Extra Display	-	-	Yes	-	-
Ringer Profiles	Yes	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	-	Yes
USB	Yes	Yes Micro-USB	Yes	Yes	Yes USB Type C
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	-	Yes 5 (802.11 a,ac,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	-	-	Yes	-
Touch Screen	-	Yes Capacitive	-	-	Yes Capacitive
Memory
Memory Card Slot	Yes	Yes	Yes	-	Yes
Messaging
Email Client	n/a	n/a	-	n/a	n/a
EMS / Picture Messaging	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	-	-	-
Headphone Jack (3.5mm)	-	Yes	-	-	Yes
Music Player	n/a	n/a	Yes	n/a	n/a
Stereo Speakers	-	-	Yes	-	-
Photo & Video
DLNA	-	Yes	-	-	-
TV Output	-	-	Yes	-	-
Power
Fast Charging	-	-	-	-	Yes
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	-	n/a	n/a
Voice Memo	n/a	n/a	Yes	n/a	n/a
Software
BREW	n/a	n/a	Yes	n/a	n/a
Games	n/a	n/a	Yes	n/a	n/a
Java (J2ME)	n/a	n/a	-	n/a	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	n/a	n/a	-	n/a	n/a
Push-To-Talk	Yes *	-	-	-	-
Speaker Phone	Yes	Yes	Yes	-	Yes
	* Some versions only
	BlackBerry 8830	Motorola Defy (2010)	Samsung SCH-A990	BlackBerry 7750	Cricket Debut S2 / AT&T Calypso 4
	X >	< X >	< X >	< X >	< X

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


Phone	BlackBerry 8830	Motorola Defy (2010)	Samsung SCH-A990	BlackBerry 7750	Cricket Debut S2 / AT&T Calypso 4