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Phone	Samsung SGH-X640	HP iPAQ Glisten	BLU Pure View	ZTE Blade Vantage	BlackBerry Curve 3G 9330
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.5" diag. 4 : 3	5.7" diag. 18 : 9	5" diag. 16 : 9	2.5" diag. 4 : 3
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	320 x 240 pixels (~160 ppi) AMOLED	720 x 1440 pixels (~282 ppi) LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	320 x 240 pixels (~160 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	60 Hz	?
Battery	800 mAh	1,590 mAh	3,000 mAh	2,500 mAh	1,150 mAh
Processor	?	528 MHz Qualcomm MSM7200a (ARM11)	1.3 GHz MediaTek 6753	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?
RAM	?	?	3 GB	2 GB	?
Storage	? raw hardware	? raw hardware	32 GB	16 GB	? raw hardware
Main Camera	Yes	3 megapixel	13 megapixel	8 megapixel	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	QVGA (320 x 240)	1080p HD	720p HD	?
Front Camera	-	-	8 megapixel	2 megapixel	-
Weight	3 oz (85g)	5.29 oz (150g)	6.47 oz (183g)	5.29 oz (150g)	3.7 oz (105g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.44" x 2.47" x 0.53" (113 x 63 x 13.4 mm)	6" x 2.82" x 0.32" (152 x 72 x 8.1 mm)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	4.29" x 2.36" x 0.55" (109 x 60 x 14 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Windows Mobile Professional	Android	Android	BlackBerry OS
Network Bands	GSM: 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	4G LTE: 1, 2, 3, 4, 7, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 13	CDMA: 850, 1900
Data Technology	GPRS	HSDPA 3.6	LTE (Cat 4)	LTE (Cat 4)	EVDO r0
Features
Fingerprint Reader	-	-	Yes stand-alone	-	-
Flashlight	-	-	Yes	Yes	-
GPS / Location	-	n/a	n/a	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	n/a
Hearing Aid Compatible	-	Yes M4, T3 (mostly tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	n/a	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
USB	-	Yes Micro-USB	Yes Micro-USB	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g
Contacts
Picture ID	Yes	n/a	n/a	n/a	n/a
Ringer ID	Yes	n/a	n/a	n/a	n/a
Voice Dialing	-	n/a	n/a	n/a	n/a
Customization
Custom Graphics	Yes	n/a	n/a	n/a	n/a
Custom Ringtones	Yes	n/a	n/a	n/a	n/a
Real-Music Ringers	-	n/a	n/a	n/a	n/a
Data & Network
Data Tethering	-	n/a	n/a	n/a	n/a
Dual-SIM	-	-	Yes	-	-
WAP / Web Browser	Yes	n/a	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	Yes	-	-	-
Text Keyboard, Hardware	-	Yes	-	-	Yes
Touch Screen	-	Yes Resistive	Yes Capacitive	Yes Capacitive	-
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	-	n/a	n/a	n/a	n/a
EMS / Picture Messaging	Yes	n/a	n/a	n/a	n/a
Instant Messaging	-	n/a	n/a	n/a	n/a
MMS	Yes	n/a	n/a	n/a	n/a
Text Messaging Templates	Yes	n/a	n/a	n/a	n/a
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	-	Yes	Yes	Yes	Yes
Music Player	-	n/a	n/a	n/a	n/a
Power
Fast Charging	-	-	Yes	-	-
Productivity
Alarm	Yes	n/a	n/a	n/a	n/a
Calculator	Yes	n/a	n/a	n/a	n/a
Calendar	Yes	n/a	n/a	n/a	n/a
To-Do List	Yes	n/a	n/a	n/a	n/a
Voice Memo	Yes	n/a	n/a	n/a	n/a
Software
Games	Yes	n/a	n/a	n/a	n/a
Java (J2ME)	Yes	n/a	n/a	n/a	n/a
Voice
HD Voice	-	-	-	Yes	-
Headset Jack (2.5 mm)	Yes	n/a	n/a	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung SGH-X640	HP iPAQ Glisten	BLU Pure View	ZTE Blade Vantage	BlackBerry Curve 3G 9330
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	HP iPAQ Glisten	BLU Pure View	ZTE Blade Vantage	BlackBerry Curve 3G 9330