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Phone	Palm Treo 650 (CDMA)	Motorola Rapture VU30	ZTE Blade Vantage	Samsung SCH-A990	Casio G'zOne Boulder
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.2" diag. 4 : 3	5" diag. 16 : 9	?	2" diag. 4 : 3
Display Resolution & Type	320 x 320 pixels LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	?	?	2,500 mAh	1,000 mAh	810 mAh
Processor	312 MHz Intel XScale PXA270	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?	?
RAM	?	?	2 GB	?	?
Storage	? raw hardware	? raw hardware	16 GB	? raw hardware	? raw hardware
Main Camera	Yes	2 megapixel	8 megapixel	3 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	QVGA (320 x 240)	720p HD	?	?
Front Camera	-	-	2 megapixel	-	-
Weight	6.3 oz (179g)	3.4 oz (96g)	5.29 oz (150g)	4.4 oz (125g)	4.9 oz (139g)
Dimensions	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	3.9" x 1.9" x 0.67" (99 x 48 x 17 mm)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	3.9" x 2" x 0.9" (99 x 51 x 22.9 mm)
Form Factor	Slab	Clamshell	Slab	Clamshell	Clamshell
Platform / OS	Palm OS	(proprietary)	Android	(proprietary)	(proprietary)
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 13	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	1xRTT	EVDO r0	LTE (Cat 4)	EVDO r0	EVDO rA
Features
Flashlight	-	-	Yes	Yes	Yes
GPS / Location	n/a	Yes	n/a	Yes	Yes
Ruggedized	-	-	-	-	Yes
Water-Resistant	-	-	-	-	Yes
Accessibility
Hearing Aid Compatible	-	Yes M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	Yes	Yes
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	Yes	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Infrared (IR)	Yes	-	-	-	-
USB	-	Yes Micro-USB	Yes Micro-USB	Yes	Yes
Wi-Fi	-	-	Yes 4 (802.11 b,g,n)	-	-
Contacts
Picture ID	n/a	Yes	n/a	Yes	Yes
Ringer ID	n/a	Yes	n/a	Yes	Yes
Voice Dialing	n/a	Yes	n/a	Yes	Yes
Customization
Changeable Body Plates	-	-	-	-	Yes
Custom Graphics	n/a	Yes	n/a	Yes	Yes
Custom Ringtones	n/a	Yes	n/a	Yes	Yes
Real-Music Ringers	n/a	-	n/a	Yes	-
Data & Network
Data Tethering	n/a	Yes	n/a	Yes	Yes
WAP / Web Browser	n/a	Yes	n/a	Yes	Yes
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	-	-	-
Touch Screen	Yes	-	Yes Capacitive	-	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	n/a	Yes	n/a	-	-
EMS / Picture Messaging	n/a	Yes	n/a	Yes	Yes
Instant Messaging	n/a	Yes	n/a	-	-
MMS	n/a	Yes	n/a	Yes	Yes
Text Messaging Templates	n/a	Yes	n/a	Yes	Yes
Music
Headphone Jack (3.5mm)	-	-	Yes	-	-
Music Player	n/a	Yes	n/a	Yes	Yes
Stereo Speakers	-	-	-	Yes	-
Photo & Video
TV Output	-	-	-	Yes	-
Productivity
Alarm	n/a	Yes	n/a	Yes	Yes
Calculator	n/a	Yes	n/a	Yes	Yes
Calendar	n/a	Yes	n/a	Yes	Yes
To-Do List	n/a	-	n/a	-	-
Voice Memo	n/a	Yes	n/a	Yes	Yes
Software
BREW	n/a	Yes	n/a	Yes	Yes
Games	n/a	Yes	n/a	Yes	Yes
Voice
HD Voice	-	-	Yes	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	-	-
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Palm Treo 650 (CDMA)	Motorola Rapture VU30	ZTE Blade Vantage	Samsung SCH-A990	Casio G'zOne Boulder
	X >	< X >	< X >	< X >	< X

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


Phone	Palm Treo 650 (CDMA)	Motorola Rapture VU30	ZTE Blade Vantage	Samsung SCH-A990	Casio G'zOne Boulder