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Specifications
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Phone	Palm Treo 650 (CDMA)	Sanyo RL-4930	Samsung SCH-A310	HTC Droid Eris	HTC Dash / S620 / S621 (Excalibur)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	?	3.2" diag. 5 : 3	?
Display Resolution & Type	320 x 320 pixels LCD (TFT/TFD)	128 x 112 pixels LCD (STN)	128 x 128 pixels LCD (Grayscale)	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	?	1,700 mAh	?	1,300 mAh	960 mAh
Processor	312 MHz Intel XScale PXA270	?	?	528 MHz MSM7600	200 MHz OMAP 850
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	Yes	-	-	5 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	-	-	CIF (352 x 288)	?
Front Camera	-	-	-	-	-
Weight	6.3 oz (179g)	4.4 oz (125g)	3.2 oz (91g)	4.43 oz (126g)	4.23 oz (120g)
Dimensions	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	4.5" x 2" x 1" (114 x 51 x 25.4 mm)	3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm)	4.45" x 2.19" x 0.52" (113 x 55 x 13.2 mm)	4.39" x 2.46" x 0.51" (112 x 62 x 13 mm)
Form Factor	Slab	Slab	Clamshell	Slab	Slab
Platform / OS	Palm OS	(proprietary)	(proprietary)	Android	Windows Mobile Standard
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	1xRTT	1xRTT	EVDO rA	EDGE
Features
GPS / Location	n/a	Yes	Yes	n/a	n/a
Ruggedized	-	Yes	-	-	-
Accessibility
Adjustable Text Size	n/a	-	-	n/a	n/a
Hearing Aid Compatible	-	-	-	Yes M3, T3 (mostly tele-coil compatible)	-
Multiple Languages	n/a	Yes	Yes	n/a	n/a
TTY/TDD (Digital)	-	Yes	-	Yes	Yes
Alerts
Extra Display	-	-	Yes	-	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	-	-	Yes	Yes
Infrared (IR)	Yes	-	-	-	-
USB	-	Yes	Yes	Yes Mini-USB	Yes
Wi-Fi	-	-	-	Yes 802.11 b,g	Yes 802.11 b,g
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	n/a	n/a
External Antenna Jack	n/a	-	-	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	Yes
Text Keyboard, Hardware	Yes	-	-	-	Yes
Touch Screen	Yes	-	-	Yes Capacitive	-
Memory
Memory Card Slot	Yes	-	-	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	n/a
Music
Headphone Jack (3.5mm)	-	-	-	Yes	-
Music Player	n/a	-	-	n/a	n/a
Productivity
Alarm	n/a	Yes	-	n/a	n/a
Calculator	n/a	-	-	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	Yes	n/a	n/a
Software
Games	n/a	Yes	Yes	n/a	n/a
Java (J2ME)	n/a	Yes	-	n/a	n/a
Voice
Call Screening	-	Yes	-	-	-
Headset Jack (2.5 mm)	n/a	-	Yes	n/a	n/a
Push-To-Talk	-	Yes	-	-	-
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	Palm Treo 650 (CDMA)	Sanyo RL-4930	Samsung SCH-A310	HTC Droid Eris	HTC Dash / S620 / S621 (Excalibur)
	X >	< X >	< X >	< X >	< X

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


Phone	Palm Treo 650 (CDMA)	Sanyo RL-4930	Samsung SCH-A310	HTC Droid Eris	HTC Dash / S620 / S621 (Excalibur)