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Phone	Samsung SGH-A657	Samsung SPH-A520	Samsung Galaxy Rush	Samsung Galaxy S III (T-Mobile)	BlackBerry Pearl 3G 9100 / 9105
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	3.5" diag. 5 : 3	4.8" diag. 16 : 9	2.3" diag. 1 : 1
Display Resolution & Type	176 x 220 pixels LCD (TFT/TFD)	? LCD (STN)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~306 ppi) AMOLED	360 x 400 pixels (~238 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	60 Hz	?
Battery	1,420 mAh	?	1,750 mAh	2,100 mAh	1,150 mAh
Processor	?	?	1 GHz Qualcomm MSM8655	1.5 GHz Qualcomm Snapdragon S4	?
RAM	?	?	768 MB	2 GB	?
Storage	? raw hardware	? raw hardware	4 GB	16 GB *	? raw hardware
Main Camera	-	-	3 megapixel	8 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	VGA (640 x 480)	1080p HD	?
Front Camera	-	-	1 megapixel	2 megapixel	-
Weight	4.34 oz (123g)	3.6 oz (102g)	4.2 oz (119g)	4.65 oz (132g)	3.3 oz (94g)
Dimensions	4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm)	3.46" x 1.83" x 0.91" (88 x 46 x 23.1 mm)	4.84" x 2.36" x 0.47" (123 x 60 x 11.9 mm)	5.38" x 2.78" x 0.34" (137 x 71 x 8.6 mm)	4.25" x 1.96" x 0.52" (108 x 50 x 13.2 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	Android	Android	BlackBerry OS
Network Bands	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 1900	4G LTE: 4, 17 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	HSDPA 3.6	1xRTT	EVDO rA	HSPA+ 42	HSDPA 3.6
Features
Flashlight	Yes	-	-	Yes	-
GPS / Location	Yes	Yes	n/a	n/a	n/a
Ruggedized	Yes	-	-	-	-
Accessibility
Adjustable Text Size	-	-	n/a	n/a	n/a
Hearing Aid Compatible	-	-	Yes	Yes	Yes
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	-
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Mobile Hotspot	-	-	n/a	n/a	n/a
NFC	-	-	-	Yes	-
USB	Yes	-	Yes	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	-	Yes 4 (802.11 a,b,g,n)	Yes	Yes 4 (802.11 b,g,n)
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	Yes	-	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
Text Keyboard, Hardware	-	-	-	-	Yes *
Touch Screen	-	-	Yes	Yes	-
Memory
Memory Card Slot	Yes	-	Yes	Yes	Yes
Messaging
Email Client	Yes	-	n/a	n/a	n/a
Instant Messaging	Yes	-	n/a	n/a	n/a
MMS	Yes	-	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	Yes	-	n/a	n/a	n/a
Photo & Video
DLNA	-	-	-	Yes	-
TV Output	-	-	-	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	Yes	n/a	n/a	n/a
Voice Memo	Yes	Yes	n/a	n/a	n/a
Software
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	n/a	n/a	n/a
Push-To-Talk	Yes	-	-	-	-
Speaker Phone	Yes	-	Yes	Yes	Yes
	* Some versions only
	Samsung SGH-A657	Samsung SPH-A520	Samsung Galaxy Rush	Samsung Galaxy S III (T-Mobile)	BlackBerry Pearl 3G 9100 / 9105
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-A657	Samsung SPH-A520	Samsung Galaxy Rush	Samsung Galaxy S III (T-Mobile)	BlackBerry Pearl 3G 9100 / 9105