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Phone	Samsung Galaxy S II / SGH-i777	HTC Arrive / 7 Pro (CDMA)	Palm Treo 800w	Cal-Comp EZ	BlackBerry 6510
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.3" diag. 5 : 3	3.6" diag. 5 : 3	?	?	?
Display Resolution & Type	480 x 800 pixels (~217 ppi) AMOLED	480 x 800 pixels (~259 ppi) LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	128 x 128 pixels LCD (STN)	160 x 100 pixels
Display Refresh	60 Hz	?	?	?	?
Battery	1,650 mAh	1,500 mAh	1,150 mAh	800 mAh	900 mAh
Processor	1.2 GHz Samsung Exynos dual-core	1 GHz Qualcomm Snapdragon	?	?	?
RAM	?	?	?	?	?
Storage	16 GB	16 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	8 megapixel	5 megapixel	2 megapixel	-	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	1080p HD	720p HD	QVGA (320 x 240)	-	-
Front Camera	2 megapixel	-	-	-	-
Weight	4.3 oz (122g)	6.5 oz (184g)	5 oz (142g)	2.47 oz (70g)	5.64 oz (160g)
Dimensions	4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm)	4.63" x 2.32" x 0.61" (118 x 59 x 15.5 mm)	4.4" x 2.3" x 0.7" (112 x 58 x 17.8 mm)	4.04" x 1.71" x 0.63" (103 x 43 x 16 mm)	4.53" x 2.95" x 0.95" (115 x 75 x 24.1 mm)
Form Factor	Slab	Slide	Slab	Slab	Slab
Platform / OS	Android	Windows	Windows Mobile Professional	(proprietary)	BlackBerry OS
Network Bands	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900	iDEN: 800
Data Technology	HSPA+ 21	EVDO rA	EVDO rA	1xRTT	-
Features
GPS / Location	n/a	n/a	n/a	Yes	n/a
Accessibility
Hearing Aid Compatible	Yes M3 (mostly compatible)	-	Yes M4, T4 (very tele-coil compatible)	-	-
Multiple Languages	n/a	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	-
Alerts
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	-	-
Infrared (IR)	-	-	Yes	-	-
Mobile Hotspot	n/a	n/a	n/a	-	n/a
NFC	Yes	-	-	-	-
USB	Yes Micro-USB	Yes	Yes Micro-USB	Yes Mini-USB	Yes Mini-USB
Wi-Fi	Yes 4 (802.11 a,b,g,n)	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g	-	-
Contacts
Picture ID	n/a	n/a	n/a	-	n/a
Ringer ID	n/a	n/a	n/a	-	n/a
Voice Dialing	n/a	n/a	n/a	-	n/a
Customization
Custom Graphics	n/a	n/a	n/a	-	n/a
Custom Ringtones	n/a	n/a	n/a	-	n/a
Real-Music Ringers	n/a	n/a	n/a	-	n/a
Data & Network
Data Tethering	n/a	n/a	n/a	-	n/a
External Antenna Jack	n/a	n/a	n/a	-	n/a
WAP / Web Browser	n/a	n/a	n/a	-	n/a
Input
Predictive Text Entry	n/a	n/a	n/a	-	n/a
Side Keys	Yes	Yes	Yes	-	-
Stylus	-	-	Yes	-	-
Text Keyboard, Hardware	-	Yes	Yes	-	Yes
Touch Screen	Yes Capacitive	Yes Capacitive	Yes Resistive	-	-
Memory
Memory Card Slot	Yes	-	Yes	-	-
Messaging
Email Client	n/a	n/a	n/a	-	n/a
Instant Messaging	n/a	n/a	n/a	-	n/a
MMS	n/a	n/a	n/a	-	n/a
Text Messaging Templates	n/a	n/a	n/a	Yes	n/a
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	-	-	-
Music Player	n/a	n/a	n/a	-	n/a
Photo & Video
DLNA	Yes	-	-	-	-
TV Output	Yes	-	-	-	-
Productivity
Alarm	n/a	n/a	n/a	Yes	n/a
Calculator	n/a	n/a	n/a	Yes	n/a
Calendar	n/a	n/a	n/a	Yes	n/a
To-Do List	n/a	n/a	n/a	Yes	n/a
Voice Memo	n/a	n/a	n/a	Yes *	n/a
Software
Games	n/a	n/a	n/a	-	n/a
Java (J2ME)	n/a	n/a	n/a	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	n/a	n/a	Yes	n/a
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	Yes	-	-
	* Some versions only
	Samsung Galaxy S II / SGH-i777	HTC Arrive / 7 Pro (CDMA)	Palm Treo 800w	Cal-Comp EZ	BlackBerry 6510
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Galaxy S II / SGH-i777	HTC Arrive / 7 Pro (CDMA)	Palm Treo 800w	Cal-Comp EZ	BlackBerry 6510