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Phone	Apple iPhone 4 (GSM)	HTC Hero (CDMA)	Cal-Comp EZ	Sharp Z-800 (Audiovox 7900)	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	3.2" diag. 5 : 3	?	?	?
Display Resolution & Type	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (STN)	? LCD (Color)	160 x 160 pixels LCD (Color)
Display Refresh	60 Hz	60 Hz	?	?	?
Battery	?	1,500 mAh	800 mAh	?	?
Processor	Apple A4	528 MHz MSM7600	?	?	?
RAM	?	?	?	?	?
Storage	32 GB *	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	5 megapixel	-	-	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	QVGA (320 x 240)	-	-	-
Front Camera	Yes	-	-	-	-
Weight	4.8 oz (136g)	4.5 oz (128g)	2.47 oz (70g)	4.25 oz (120g)	5.92 oz (168g)
Dimensions	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	4.46" x 2.22" x 0.54" (113 x 56 x 13.7 mm)	4.04" x 1.71" x 0.63" (103 x 43 x 16 mm)	3.6" x 2" x 1.1" (91 x 51 x 27.9 mm)	4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Slab
Platform / OS	iOS	Android	(proprietary)	(proprietary)	Palm OS
Network Bands	WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	GSM: 850, 900, 1800, 1900
Data Technology	HSPA 7.2	EVDO rA	1xRTT	-	GPRS
Features
GPS / Location	n/a	n/a	Yes	-	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	n/a	Yes	-	n/a
TTY/TDD (Digital)	Yes	Yes	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	-	-	-
Infrared (IR)	-	-	-	-	Yes
Mobile Hotspot	n/a	n/a	-	-	n/a
USB	Yes	Yes Mini-USB	Yes Mini-USB	-	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
Ringer ID	n/a	n/a	-	Yes	n/a
Voice Dialing	n/a	n/a	-	-	n/a
Customization
Custom Graphics	n/a	n/a	-	Yes	n/a
Custom Ringtones	n/a	n/a	-	Yes	n/a
Real-Music Ringers	n/a	n/a	-	-	n/a
Data & Network
Data Tethering	n/a	n/a	-	Yes	n/a
WAP / Web Browser	n/a	n/a	-	Yes	n/a
Input
Predictive Text Entry	n/a	n/a	-	Yes	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	Yes Capacitive	Yes Capacitive	-	-	Yes
Memory
Memory Card Slot	-	Yes	-	-	Yes
Messaging
Email Client	n/a	n/a	-	-	n/a
Instant Messaging	n/a	n/a	-	-	n/a
MMS	n/a	n/a	-	-	n/a
Text Messaging Templates	n/a	n/a	Yes	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	Yes	-	-	-
Music Player	n/a	n/a	-	-	n/a
Photo & Video
TV Output	Yes	-	-	-	-
Productivity
Alarm	n/a	n/a	Yes	Yes	n/a
Calculator	n/a	n/a	Yes	-	n/a
Calendar	n/a	n/a	Yes	-	n/a
To-Do List	n/a	n/a	Yes	-	n/a
Voice Memo	n/a	n/a	Yes *	-	n/a
Software
BREW	n/a	n/a	-	Yes	n/a
Games	n/a	n/a	-	Yes	n/a
Voice
Headset Jack (2.5 mm)	n/a	n/a	Yes	Yes	n/a
Speaker Phone	Yes	Yes	-	-	Yes
	* Some versions only
	Apple iPhone 4 (GSM)	HTC Hero (CDMA)	Cal-Comp EZ	Sharp Z-800 (Audiovox 7900)	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)	HTC Hero (CDMA)	Cal-Comp EZ	Sharp Z-800 (Audiovox 7900)	Palm Treo 600 (GSM)