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Phone	Motorola Droid	Sony Ericsson Z520 / Z525	Palm Treo 650 (CDMA)	HTC Droid Eris	HTC Touch Pro2 (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.7" diag. 16 : 9	?	?	3.2" diag. 5 : 3	3.6" diag. 5 : 3
Display Resolution & Type	480 x 854 pixels (~268 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	480 x 800 pixels (~259 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	60 Hz	?
Battery	1,400 mAh	?	?	1,300 mAh	1,500 mAh
Processor	550 MHz TI OMAP 3430 (ARM Cortex A8)	?	312 MHz Intel XScale PXA270	528 MHz MSM7600	528 MHz MSM7600
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	Yes	Yes	5 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	WVGA / 480p	?	QVGA (320 x 240)	CIF (352 x 288)	?
Front Camera	-	-	-	-	-
Weight	5.99 oz (170g)	3.46 oz (98g)	6.3 oz (179g)	4.43 oz (126g)	6.35 oz (180g)
Dimensions	4.55" x 2.35" x 0.55" (116 x 60 x 14 mm)	3.27" x 1.81" x 0.94" (83 x 46 x 23.9 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	4.45" x 2.19" x 0.52" (113 x 55 x 13.2 mm)	4.57" x 2.33" x 0.68" (116 x 59 x 17.3 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slab
Platform / OS	Android	(proprietary)	Palm OS	Android	Windows Mobile Professional
Network Bands	CDMA: 850, 1900	GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900
Data Technology	EVDO rA	GPRS	1xRTT	EVDO rA	EVDO rA
Features
GPS / Location	n/a	-	n/a	n/a	n/a
Accessibility
Adjustable Text Size	n/a	-	n/a	n/a	n/a
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	-	-	Yes M3, T3 (mostly tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	-	Yes	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	Yes	-	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Infrared (IR)	-	Yes	Yes	-	-
USB	Yes Micro-USB	Yes	-	Yes Mini-USB	Yes
Wi-Fi	Yes 802.11 b,g	-	-	Yes 802.11 b,g	Yes
Contacts
Picture ID	n/a	Yes	n/a	n/a	n/a
Ringer ID	n/a	Yes	n/a	n/a	n/a
Voice Dialing	n/a	Yes	n/a	n/a	n/a
Customization
Changeable Body Plates	-	Yes	-	-	-
Custom Graphics	n/a	Yes	n/a	n/a	n/a
Custom Ringtones	n/a	Yes	n/a	n/a	n/a
Real-Music Ringers	n/a	Yes	n/a	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	n/a	n/a
External Antenna Jack	n/a	-	n/a	n/a	n/a
WAP / Web Browser	n/a	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	-	-	-	Yes
Text Keyboard, Hardware	Yes	-	Yes	-	Yes
Touch Screen	Yes Capacitive	-	Yes	Yes Capacitive	Yes Resistive
Memory
Memory Card Slot	Yes	-	Yes	Yes	Yes
Messaging
Email Client	n/a	Yes	n/a	n/a	n/a
EMS / Picture Messaging	n/a	Yes	n/a	n/a	n/a
Instant Messaging	n/a	-	n/a	n/a	n/a
MMS	n/a	Yes	n/a	n/a	n/a
Text Messaging Templates	n/a	Yes	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	Yes	Yes
Music Player	n/a	-	n/a	n/a	n/a
Photo & Video
TV Output	-	-	-	-	Yes
Productivity
Alarm	n/a	Yes	n/a	n/a	n/a
Calculator	n/a	Yes	n/a	n/a	n/a
Calendar	n/a	Yes	n/a	n/a	n/a
To-Do List	n/a	Yes	n/a	n/a	n/a
Voice Memo	n/a	Yes	n/a	n/a	n/a
Software
Games	n/a	Yes	n/a	n/a	n/a
Java (J2ME)	n/a	Yes	n/a	n/a	n/a
Voice
Headset Jack (2.5 mm)	n/a	-	n/a	n/a	n/a
Push-To-Talk	-	Yes *	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Motorola Droid	Sony Ericsson Z520 / Z525	Palm Treo 650 (CDMA)	HTC Droid Eris	HTC Touch Pro2 (CDMA)
	X >	< X >	< X >	< X >	< X

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


Phone	Motorola Droid	Sony Ericsson Z520 / Z525	Palm Treo 650 (CDMA)	HTC Droid Eris	HTC Touch Pro2 (CDMA)