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Phone	Motorola Droid 2	Samsung MM-A900 / SPH-A900 / Ace	Palm Treo 650 (CDMA)	Motorola Charm	Palm Treo 600 (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.7" diag. 16 : 9	?	?	2.8" diag. 4 : 3	?
Display Resolution & Type	480 x 854 pixels (~265 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	160 x 160 pixels LCD (Color)
Display Refresh	60 Hz	?	?	60 Hz	?
Battery	1,390 mAh	?	?	1,170 mAh	?
Processor	1 GHz TI OMAP3620	?	312 MHz Intel XScale PXA270	720 MHz TI OMAP3410	?
RAM	?	?	?	?	?
Storage	8 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	1 megapixel	Yes	3 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	WVGA / 480p	?	QVGA (320 x 240)	?	-
Front Camera	-	-	-	-	-
Weight	5.96 oz (169g)	3.9 oz (111g)	6.3 oz (179g)	3.88 oz (110g)	6.2 oz (176g)
Dimensions	4.58" x 2.38" x 0.54" (116 x 61 x 13.7 mm)	3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm)
Form Factor	Slide	Clamshell	Slab	Slab	Slab
Platform / OS	Android	(proprietary)	Palm OS	Android	Palm OS
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900
Data Technology	EVDO rA	EVDO r0	1xRTT	HSDPA 3.6	1xRTT
Features
GPS / Location	n/a	Yes	n/a	n/a	n/a
Accessibility
Hearing Aid Compatible	Yes M3, 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	-	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	-
Infrared (IR)	-	-	Yes	-	Yes
Mobile Hotspot	n/a	-	n/a	n/a	n/a
USB	Yes Micro-USB	Yes	-	Yes Micro-USB	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	Yes 4 (802.11 b,g,n)	-
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
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	-	n/a	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	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
Text Keyboard, Hardware	Yes	-	Yes	Yes	Yes
Touch Screen	Yes Capacitive	-	Yes	Yes Capacitive	Yes
Memory
Memory Card Slot	Yes	-	Yes	Yes	Yes
Messaging
Email Client	n/a	-	n/a	n/a	n/a
Instant Messaging	n/a	-	n/a	n/a	n/a
MMS	n/a	-	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	-
Music Player	n/a	Yes	n/a	n/a	n/a
Photo & Video
DLNA	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	Yes	n/a	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Motorola Droid 2	Samsung MM-A900 / SPH-A900 / Ace	Palm Treo 650 (CDMA)	Motorola Charm	Palm Treo 600 (CDMA)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Motorola Droid 2	Samsung MM-A900 / SPH-A900 / Ace	Palm Treo 650 (CDMA)	Motorola Charm	Palm Treo 600 (CDMA)