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Specifications
	X >	< X >	< X >	< X >	< X

Phone	Apple iPhone 4 (GSM)	Nokia 3220	Samsung SPH-A250	Samsung Jack i637	Samsung Vibrant (Galaxy S)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Not yet released	Released	Released
Display Size	3.5" diag. 5 : 3	?	?	2.4" diag. 4 : 3	4" diag. 5 : 3
Display Resolution & Type	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (TFT/TFD)	?	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) AMOLED
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	?	760 mAh	?	1,480 mAh	1,500 mAh
Processor	Apple A4	?	?	?	1 GHz Samsung Hummingbird Cortex A8
RAM	?	?	?	?	?
Storage	32 GB *	? raw hardware	? raw hardware	? raw hardware	16 GB
Main Camera	5 megapixel	Yes	-	3 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	?	-	?	720p HD
Front Camera	Yes	-	-	-	-
Weight	4.8 oz (136g)	3.03 oz (86g)	2.82 oz (80g)	3.6 oz (102g)	4.16 oz (118g)
Dimensions	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	4.11" x 1.74" x 0.74" (104 x 44 x 18.8 mm)	2.76" x 1.91" x 0.83" (70 x 49 x 21.1 mm)	4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm)	4.82" x 2.54" x 0.39" (122 x 65 x 9.9 mm)
Form Factor	Slab	Slab	Clamshell	Slab	Slab
Platform / OS	iOS	(proprietary)	(proprietary)	Windows Mobile Standard	Android
Network Bands	WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900	GSM: 850, 1800, 1900 *	CDMA: 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900
Data Technology	HSPA 7.2	EDGE	-	HSDPA 3.6	HSPA 7.2
Features
GPS / Location	n/a	-	-	n/a	n/a
Accessibility
Adjustable Text Size	n/a	-	-	n/a	n/a
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	-	-	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	-	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	-	-	-
Alerts
Ringer Profiles	-	Yes	-	Yes	-
Connectivity
Bluetooth	Yes	-	-	Yes	Yes
Mobile Hotspot	n/a	-	-	n/a	n/a
USB	Yes	Yes	-	Yes	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	Yes 802.11 b,g	Yes
Contacts
Picture ID	n/a	Yes	-	n/a	n/a
Ringer ID	n/a	Yes	-	n/a	n/a
Voice Dialing	n/a	Yes	Yes	n/a	n/a
Customization
Changeable Body Plates	-	Yes	-	-	-
Custom Graphics	n/a	Yes	-	n/a	n/a
Custom Ringtones	n/a	Yes	-	n/a	n/a
Real-Music Ringers	n/a	-	-	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	Yes	n/a	n/a
WAP / Web Browser	n/a	Yes	Yes	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	n/a	n/a
Side Keys	Yes	-	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	Yes Capacitive	-	-	-	Yes Capacitive
Memory
Memory Card Slot	-	-	-	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	n/a
Text Messaging Templates	n/a	Yes	-	n/a	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	-	-	n/a	n/a
Photo & Video
DLNA	-	-	-	-	Yes
TV Output	Yes	-	-	-	-
Productivity
Alarm	n/a	Yes	Yes	n/a	n/a
Calculator	n/a	Yes	Yes	n/a	n/a
Calendar	n/a	Yes	Yes	n/a	n/a
To-Do List	n/a	-	Yes	n/a	n/a
Voice Memo	n/a	Yes	-	n/a	n/a
Software
Games	n/a	Yes	-	n/a	n/a
Java (J2ME)	n/a	Yes	-	n/a	n/a
Voice
Headset Jack (2.5 mm)	n/a	-	Yes	n/a	n/a
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	Apple iPhone 4 (GSM)	Nokia 3220	Samsung SPH-A250	Samsung Jack i637	Samsung Vibrant (Galaxy S)
	X >	< X >	< X >	< X >	< X

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


Phone	Apple iPhone 4 (GSM)	Nokia 3220	Samsung SPH-A250	Samsung Jack i637	Samsung Vibrant (Galaxy S)