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Phone	Samsung Nexus S	Palm Treo Pro (CDMA)	Nokia 6255i / 6256i	HTC SPV C550 (Hurricane)	Samsung SGH-A657
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4" diag. 5 : 3	?	?	?	?
Display Resolution & Type	480 x 800 pixels (~233 ppi) AMOLED	320 x 320 pixels LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	?
Battery	1,500 mAh	1,500 mAh	1,070 mAh	?	1,420 mAh
Processor	1 GHz Samsung Hummingbird Cortex A8	528 MHz Qualcomm MSM7501a	?	?	?
RAM	?	?	?	?	?
Storage	16 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	2 megapixel	Yes	1 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	WVGA / 480p	?	?	?	-
Front Camera	Yes	-	-	-	-
Weight	4.55 oz (129g)	4.69 oz (133g)	4.23 oz (120g)	3.77 oz (107g)	4.34 oz (123g)
Dimensions	4.88" x 2.48" x 0.43" (124 x 63 x 10.9 mm)	4.49" x 2.36" x 0.53" (114 x 60 x 13.5 mm)	3.36" x 1.87" x 0.97" (85 x 47 x 24.6 mm)	4.25" x 1.81" x 0.69" (108 x 46 x 17.5 mm)	4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm)
Form Factor	Slab	Slab	Clamshell	Slab	Slab
Platform / OS	Android	Windows Mobile Professional	(proprietary)	Windows Mobile Standard	(proprietary)
Network Bands	WCDMA: 1, 4, 8 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	GSM: 900, 1800, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	HSPA 7.2	EVDO rA	1xRTT	GPRS	HSDPA 3.6
Features
Flashlight	-	-	-	-	Yes
GPS / Location	n/a	n/a	Yes	n/a	Yes
Ruggedized	-	-	-	-	Yes
Accessibility
Adjustable Text Size	n/a	n/a	-	n/a	-
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)	Yes M4 (very compatible)	-	-
Multiple Languages	n/a	n/a	Yes	n/a	Yes
TTY/TDD (Digital)	-	Yes	Yes	-	Yes
Alerts
Extra Display	-	-	Yes	-	-
Ringer Profiles	-	-	Yes	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Infrared (IR)	-	Yes	Yes	Yes	-
Mobile Hotspot	n/a	n/a	-	n/a	-
NFC	Yes	-	-	-	-
USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g	-	-	-
Contacts
Picture ID	n/a	n/a	Yes	n/a	Yes
Ringer ID	n/a	n/a	Yes	n/a	Yes
Voice Dialing	n/a	n/a	Yes	n/a	-
Customization
Custom Graphics	n/a	n/a	Yes	n/a	Yes
Custom Ringtones	n/a	n/a	Yes	n/a	Yes
Real-Music Ringers	n/a	n/a	Yes	n/a	Yes
Data & Network
Data Tethering	n/a	n/a	Yes	n/a	Yes
WAP / Web Browser	n/a	n/a	Yes	n/a	Yes
Input
Predictive Text Entry	n/a	n/a	Yes	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	Yes	-	-	-
Text Keyboard, Hardware	-	Yes	-	-	-
Touch Screen	Yes Capacitive	Yes Resistive	-	-	-
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	n/a	n/a	Yes	n/a	Yes
EMS / Picture Messaging	n/a	n/a	Yes *	n/a	-
Instant Messaging	n/a	n/a	-	n/a	Yes
MMS	n/a	n/a	Yes	n/a	Yes
Text Messaging Templates	n/a	n/a	Yes	n/a	Yes
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	Yes	Yes	-	-	-
Music Player	n/a	n/a	Yes *	n/a	Yes
Productivity
Alarm	n/a	n/a	Yes	n/a	Yes
Calculator	n/a	n/a	Yes	n/a	Yes
Calendar	n/a	n/a	Yes	n/a	Yes
To-Do List	n/a	n/a	Yes	n/a	Yes
Voice Memo	n/a	n/a	Yes	n/a	Yes
Software
BREW	n/a	n/a	Yes *	n/a	-
Games	n/a	n/a	Yes	n/a	Yes
Java (J2ME)	n/a	n/a	Yes *	n/a	Yes
Voice
Headset Jack (2.5 mm)	n/a	n/a	Yes	n/a	-
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung Nexus S	Palm Treo Pro (CDMA)	Nokia 6255i / 6256i	HTC SPV C550 (Hurricane)	Samsung SGH-A657
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Nexus S	Palm Treo Pro (CDMA)	Nokia 6255i / 6256i	HTC SPV C550 (Hurricane)	Samsung SGH-A657