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Specifications
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Phone	BlackBerry 8820	Samsung Sway U650	Samsung Galaxy S II / SGH-i777	Samsung Trance SCH-U490	HTC Arrive / 7 Pro (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.2" diag. 4 : 3	4.3" diag. 5 : 3	2.1" diag. 4 : 3	3.6" diag. 5 : 3
Display Resolution & Type	320 x 240 pixels LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) AMOLED	176 x 220 pixels (~134 ppi) LCD (TFT/TFD)	480 x 800 pixels (~259 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	1,400 mAh	?	1,650 mAh	?	1,500 mAh
Processor	?	?	1.2 GHz Samsung Exynos dual-core	?	1 GHz Qualcomm Snapdragon
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	16 GB	? raw hardware	16 GB
Main Camera	-	2 megapixel	8 megapixel	1 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	1080p HD	-	720p HD
Front Camera	-	-	2 megapixel	-	-
Weight	4.73 oz (134g)	3.56 oz (101g)	4.3 oz (122g)	3.53 oz (100g)	6.5 oz (184g)
Dimensions	4.49" x 2.6" x 0.55" (114 x 66 x 14 mm)	4.15" x 1.96" x 0.47" (105 x 50 x 11.9 mm)	4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm)	4" x 1.97" x 0.55" (102 x 50 x 14 mm)	4.63" x 2.32" x 0.61" (118 x 59 x 15.5 mm)
Form Factor	Slab	Slide	Slab	Slide	Slide
Platform / OS	BlackBerry OS	(proprietary)	Android	(proprietary)	Windows
Network Bands	GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	EDGE	1xRTT	HSPA+ 21	1xRTT	EVDO rA
Features
GPS / Location	n/a	Yes	n/a	Yes	n/a
Accessibility
Adjustable Text Size	n/a	Yes	n/a	Yes	n/a
Hearing Aid Compatible	-	Yes M4 (very compatible)	Yes M3 (mostly compatible)	Yes M4, T3 (mostly tele-coil compatible)	-
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	Yes	-	-	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	n/a	-	n/a	-	n/a
NFC	-	-	Yes	-	-
USB	Yes Mini-USB	Yes	Yes Micro-USB	Yes	Yes
Wi-Fi	Yes	-	Yes 4 (802.11 a,b,g,n)	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	n/a	Yes	n/a
Ringer ID	n/a	Yes	n/a	Yes	n/a
Voice Dialing	n/a	Yes	n/a	Yes	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	Yes	n/a	Yes	n/a
Data & Network
Data Tethering	n/a	-	n/a	Yes	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	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	Yes	n/a	-	n/a
EMS / Picture Messaging	n/a	Yes	n/a	-	n/a
Instant Messaging	n/a	Yes	n/a	-	n/a
MMS	n/a	Yes	n/a	Yes	n/a
Text Messaging Templates	n/a	Yes	n/a	Yes	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	-	-	Yes	Yes	Yes
Music Player	n/a	Yes	n/a	Yes	n/a
Photo & Video
DLNA	-	-	Yes	-	-
TV Output	-	-	Yes	-	-
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
BREW	n/a	Yes	n/a	Yes	n/a
Games	n/a	Yes	n/a	Yes	n/a
Voice
Push-To-Talk	Yes *	-	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	BlackBerry 8820	Samsung Sway U650	Samsung Galaxy S II / SGH-i777	Samsung Trance SCH-U490	HTC Arrive / 7 Pro (CDMA)
	X >	< X >	< X >	< X >	< X

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


Phone	BlackBerry 8820	Samsung Sway U650	Samsung Galaxy S II / SGH-i777	Samsung Trance SCH-U490	HTC Arrive / 7 Pro (CDMA)