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Phone	Apple iPhone 4 (GSM)	Pantech C610	Pantech Duo C810	Ericsson R278d	Palm Treo 600 (GSM)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.5" diag. 5 : 3	2" diag. 4 : 3	2.2" diag. 4 : 3	?	?
Display Resolution & Type	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	176 x 220 pixels (~141 ppi) LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	101 x 40 pixels	160 x 160 pixels LCD (Color)
Display Refresh	60 Hz	?	?	?	?
Battery	?	920 mAh	1,320 mAh	?	?
Processor	Apple A4	?	ARM 920t PXA27x	?	?
RAM	?	?	?	?	?
Storage	32 GB *	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	1 megapixel	1 megapixel	-	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	QCIF (176 x 144)	QVGA (320 x 240)	-	-
Front Camera	Yes	-	-	-	-
Weight	4.8 oz (136g)	3.35 oz (95g)	3.88 oz (110g)	9.28 oz (263g)	5.92 oz (168g)
Dimensions	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	3.66" x 1.81" x 0.72" (93 x 46 x 18.3 mm)	4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm)	5.1" x 2" x 1" (130 x 51 x 25.4 mm)	4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm)
Form Factor	Slab	Clamshell	Slide	Slab	Slab
Platform / OS	iOS	(proprietary)	Windows Mobile Standard	(proprietary)	Palm OS
Network Bands	WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	TDMA: 850, 1900 AMPS: 850	GSM: 850, 900, 1800, 1900
Data Technology	HSPA 7.2	HSDPA 3.6	HSDPA 1.8	-	GPRS
Features
GPS / Location	n/a	Yes	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, T3 (mostly tele-coil compatible)	-	-	-
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	-	-	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	Yes	Yes	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	-	-
Infrared (IR)	-	-	-	-	Yes
Mobile Hotspot	n/a	-	n/a	-	n/a
USB	Yes	Yes	Yes	-	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	-
Contacts
Picture ID	n/a	Yes	n/a	-	n/a
Ringer ID	n/a	Yes	n/a	-	n/a
Voice Dialing	n/a	-	n/a	-	n/a
Customization
Custom Graphics	n/a	Yes	n/a	-	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	Yes	n/a	-	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
Memory
Memory Card Slot	-	Yes	Yes	-	Yes
Messaging
Email Client	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	-	-	-	-
Music Player	n/a	Yes	n/a	-	n/a
Photo & Video
TV Output	Yes	-	-	-	-
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	-	n/a
Calendar	n/a	Yes	n/a	-	n/a
To-Do List	n/a	-	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	-	n/a	-	n/a
Speaker Phone	Yes	-	Yes	-	Yes
	* Some versions only
	Apple iPhone 4 (GSM)	Pantech C610	Pantech Duo C810	Ericsson R278d	Palm Treo 600 (GSM)
	X >	< X >	< X >	< X >	< X

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


Phone	Apple iPhone 4 (GSM)	Pantech C610	Pantech Duo C810	Ericsson R278d	Palm Treo 600 (GSM)