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Phone	ZTE Blade Vantage	Samsung SCH-A220	Palm Treo 650 (CDMA)	Samsung SGH-T239	BlackBerry 7750
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	5" diag. 16 : 9	?	?	?	?
Display Resolution & Type	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (STN)	320 x 320 pixels LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)
Display Refresh	60 Hz	?	?	?	?
Battery	2,500 mAh	?	?	?	?
Processor	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?	312 MHz Intel XScale PXA270	?	?
RAM	2 GB	?	?	?	?
Storage	16 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	8 megapixel	-	Yes	Yes	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	QVGA (320 x 240)	-	-
Front Camera	2 megapixel	-	-	-	-
Weight	5.29 oz (150g)	3.25 oz (92g)	6.3 oz (179g)	3.34 oz (95g)	5.01 oz (142g)
Dimensions	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	2.87" x 2.09" x 0.94" (73 x 53 x 23.9 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	3.78" x 1.87" x 0.68" (96 x 47 x 17.3 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)
Form Factor	Slab	Clamshell	Slab	Slide	Slab
Platform / OS	Android	(proprietary)	Palm OS	(proprietary)	BlackBerry OS
Network Bands	4G LTE: 2, 4, 5, 13	CDMA: 850, 1900	CDMA: 850, 1900	GSM: 850, 1900	CDMA: 850, 1900
Data Technology	LTE (Cat 4)	1xRTT	1xRTT	GPRS	1xRTT
Features
Flashlight	Yes	-	-	-	-
GPS / Location	n/a	Yes	n/a	-	n/a
Accessibility
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	-	-	Yes M3, T3 (mostly tele-coil compatible)	-
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	-	-	-	Yes
Alerts
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	-
Infrared (IR)	-	-	Yes	-	-
USB	Yes Micro-USB	-	-	-	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	-
Contacts
Picture ID	n/a	-	n/a	Yes	n/a
Ringer ID	n/a	Yes	n/a	Yes	n/a
Voice Dialing	n/a	Yes	n/a	-	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	-	n/a	Yes	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	-	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	Yes
Touch Screen	Yes Capacitive	-	Yes	-	-
Memory
Memory Card Slot	Yes	-	Yes	-	-
Messaging
Email Client	n/a	-	n/a	-	n/a
EMS / Picture Messaging	n/a	-	n/a	Yes	n/a
Instant Messaging	n/a	-	n/a	Yes	n/a
MMS	n/a	-	n/a	Yes	n/a
Text Messaging Templates	n/a	Yes	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	-	-
Music Player	n/a	-	n/a	-	n/a
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	Yes	n/a	Yes	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
Games	n/a	-	n/a	Yes	n/a
Java (J2ME)	n/a	-	n/a	Yes	n/a
Voice
HD Voice	Yes	-	-	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	-	n/a
Speaker Phone	Yes	-	Yes	Yes	-
	ZTE Blade Vantage	Samsung SCH-A220	Palm Treo 650 (CDMA)	Samsung SGH-T239	BlackBerry 7750
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	ZTE Blade Vantage	Samsung SCH-A220	Palm Treo 650 (CDMA)	Samsung SGH-T239	BlackBerry 7750