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Specifications
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Phone	HTC G2	Motorola V551 / V330 / V547 / V555 / V557	Samsung MM-A900 / SPH-A900 / Ace	Palm Treo 650 (CDMA)	Motorola Droid
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.7" diag. 5 : 3	?	?	?	3.7" diag. 16 : 9
Display Resolution & Type	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	480 x 854 pixels (~268 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	1,300 mAh	820 mAh	?	?	1,400 mAh
Processor	800 MHz Qualcomm S2 MSM7230	?	?	312 MHz Intel XScale PXA270	550 MHz TI OMAP 3430 (ARM Cortex A8)
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	Yes	1 megapixel	Yes	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	?	?	QVGA (320 x 240)	WVGA / 480p
Front Camera	-	-	-	-	-
Weight	6.5 oz (184g)	4.23 oz (120g)	3.9 oz (111g)	6.3 oz (179g)	5.99 oz (170g)
Dimensions	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)	3.5" x 1.93" x 0.97" (89 x 49 x 24.6 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)	4.55" x 2.35" x 0.55" (116 x 60 x 14 mm)
Form Factor	Slab	Clamshell	Clamshell	Slab	Slab
Platform / OS	Android	(proprietary)	(proprietary)	Palm OS	Android
Network Bands	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	HSPA 14.4	EDGE	EVDO r0	1xRTT	EVDO rA
Features
GPS / Location	n/a	-	Yes	n/a	n/a
Accessibility
Hearing Aid Compatible	Yes M3 (mostly 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	Yes	-	-
Ringer Profiles	-	Yes	-	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Infrared (IR)	-	-	-	Yes	-
Mobile Hotspot	n/a	-	-	n/a	n/a
USB	Yes	Yes	Yes	-	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	Yes 802.11 b,g
Contacts
Picture ID	n/a	Yes	Yes	n/a	n/a
Ringer ID	n/a	Yes	Yes	n/a	n/a
Voice Dialing	n/a	Yes	Yes	n/a	n/a
Customization
Custom Graphics	n/a	Yes	Yes	n/a	n/a
Custom Ringtones	n/a	Yes	Yes	n/a	n/a
Real-Music Ringers	n/a	Yes	-	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	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	Yes
Touch Screen	Yes Capacitive	-	-	Yes	Yes Capacitive
Memory
Memory Card Slot	Yes	-	-	Yes	Yes
Messaging
Email Client	n/a	Yes	-	n/a	n/a
EMS / Picture Messaging	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	Yes	n/a	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	-	Yes	n/a	n/a
Productivity
Alarm	n/a	Yes	Yes	n/a	n/a
Calculator	n/a	Yes	Yes	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	Yes	n/a	n/a
Voice
Headset Jack (2.5 mm)	n/a	Yes	Yes	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	HTC G2	Motorola V551 / V330 / V547 / V555 / V557	Samsung MM-A900 / SPH-A900 / Ace	Palm Treo 650 (CDMA)	Motorola Droid
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	HTC G2	Motorola V551 / V330 / V547 / V555 / V557	Samsung MM-A900 / SPH-A900 / Ace	Palm Treo 650 (CDMA)	Motorola Droid