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Phone	Samsung SGH-X640	Samsung Galaxy S III (Verizon)	Samsung SGH-E900 / E906	ZTE Blade Z Max	BlackBerry 7100 / 7105
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	4.8" diag. 16 : 9	?	6" diag. 16 : 9	?
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	720 x 1280 pixels (~306 ppi) AMOLED	240 x 320 pixels LCD (TFT/TFD)	1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD)	240 x 260 pixels LCD (Color)
Display Refresh	?	60 Hz	?	60 Hz	?
Battery	800 mAh	2,100 mAh	800 mAh	4,080 mAh	?
Processor	?	1.5 GHz Qualcomm Snapdragon S4	?	1.4 GHz Qualcomm Snapdragon 435 (MSM8940)	?
RAM	?	2 GB	?	2 GB	?
Storage	? raw hardware	16 GB *	? raw hardware	32 GB	? raw hardware
Main Camera	Yes	8 megapixel	2 megapixel	16 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	1080p HD	?	1080p HD	-
Front Camera	-	2 megapixel	-	8 megapixel	-
Weight	3 oz (85g)	4.7 oz (133g)	3.28 oz (93g)	6.58 oz (186g)	4.3 oz (122g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	5.38" x 2.78" x 0.34" (137 x 71 x 8.6 mm)	3.66" x 1.77" x 0.65" (93 x 45 x 16.5 mm)	6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm)	4.7" x 2.3" x 0.7" (119 x 58 x 17.8 mm)
Form Factor	Clamshell	Slab	Slide	Slab	Slab
Platform / OS	(proprietary)	Android	(proprietary)	Android	BlackBerry OS
Network Bands	GSM: 900, 1800, 1900	4G LTE: 13 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 *	GSM: 900, 1800, 1900 *	4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900
Data Technology	GPRS	LTE (Cat 3)	EDGE	LTE (Cat 6)	GPRS
Features
Fingerprint Reader	-	-	-	Yes stand-alone	-
Flashlight	-	Yes	-	Yes	-
GPS / Location	-	n/a	-	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	-	n/a	n/a
Hearing Aid Compatible	-	Yes M4 (very compatible)	-	Yes M4, T3 (mostly tele-coil compatible)	-
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	-	Yes	-	Yes	Yes
Alerts
Ringer Profiles	-	Yes	-	-	Yes
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Mobile Hotspot	-	n/a	-	n/a	n/a
NFC	-	Yes	-	-	-
USB	-	Yes Micro-USB	Yes	Yes USB Type C	Yes
Wi-Fi	-	Yes 4 (802.11 a,b,g,n)	-	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	Yes	n/a	Yes	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	-	n/a	-	n/a	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Real-Music Ringers	-	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	-	n/a	-	n/a	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	-	Yes Capacitive	-	Yes Capacitive	-
Memory
Memory Card Slot	-	Yes	Yes	Yes	-
Messaging
Email Client	-	n/a	Yes	n/a	n/a
EMS / Picture Messaging	Yes	n/a	-	n/a	n/a
Instant Messaging	-	n/a	-	n/a	n/a
MMS	Yes	n/a	Yes	n/a	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	-	Yes	-	Yes	-
Music Player	-	n/a	Yes	n/a	n/a
Photo & Video
DLNA	-	Yes	-	-	-
TV Output	-	Yes	Yes	-	-
Power
Fast Charging	-	-	-	Yes	-
Productivity
Alarm	Yes	n/a	Yes	n/a	n/a
Calculator	Yes	n/a	Yes	n/a	n/a
Calendar	Yes	n/a	Yes	n/a	n/a
To-Do List	Yes	n/a	-	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
Games	Yes	n/a	Yes	n/a	n/a
Java (J2ME)	Yes	n/a	Yes	n/a	n/a
Voice
HD Voice	-	-	-	Yes	-
Headset Jack (2.5 mm)	Yes	n/a	-	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung SGH-X640	Samsung Galaxy S III (Verizon)	Samsung SGH-E900 / E906	ZTE Blade Z Max	BlackBerry 7100 / 7105
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Samsung Galaxy S III (Verizon)	Samsung SGH-E900 / E906	ZTE Blade Z Max	BlackBerry 7100 / 7105