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Phone	Casio G'zOne Boulder	ZTE Blade Z Max	ZTE Speed	ZTE Blade Vantage	Samsung SGH-X660
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2" diag. 4 : 3	6" diag. 16 : 9	4.5" diag. 16 : 9	5" diag. 16 : 9	?
Display Resolution & Type	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)	1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)
Display Refresh	?	60 Hz	60 Hz	60 Hz	?
Battery	810 mAh	4,080 mAh	2,000 mAh	2,500 mAh	800 mAh
Processor	?	1.4 GHz Qualcomm Snapdragon 435 (MSM8940)	1.2 GHz Qualcomm Snapdragon 410 MSM8916	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?
RAM	?	2 GB	1 GB	2 GB	?
Storage	? raw hardware	32 GB	8 GB	16 GB	? raw hardware
Main Camera	1 megapixel	16 megapixel	5 megapixel	8 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	1080p HD	720p HD	720p HD	?
Front Camera	-	8 megapixel	2 megapixel	2 megapixel	-
Weight	4.9 oz (139g)	6.58 oz (186g)	4.8 oz (136g)	5.29 oz (150g)	2.75 oz (78g)
Dimensions	3.9" x 2" x 0.9" (99 x 51 x 22.9 mm)	6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm)	5.3" x 2.6" x 0.4" (135 x 66 x 10.2 mm)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	3.52" x 1.77" x 0.85" (89 x 45 x 21.6 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Clamshell
Platform / OS	(proprietary)	Android	Android	Android	(proprietary)
Network Bands	CDMA: 850, 1900	4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	4G LTE: 25, 26, 41 CDMA: 800, 850, 1900	4G LTE: 2, 4, 5, 13	GSM: 900, 1800, 1900
Data Technology	EVDO rA	LTE (Cat 6)	LTE (Cat 3)	LTE (Cat 4)	GPRS
Features
Fingerprint Reader	-	Yes stand-alone	-	-	-
Flashlight	Yes	Yes	-	Yes	-
GPS / Location	Yes	n/a	n/a	n/a	-
Ruggedized	Yes	-	-	-	-
Water-Resistant	Yes	-	-	-	-
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	-
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)	Yes M3, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	Yes	n/a	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	-
Alerts
Extra Display	Yes	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	-
Infrared (IR)	-	-	-	-	Yes
Mobile Hotspot	-	n/a	n/a	n/a	-
USB	Yes	Yes USB Type C	Yes Micro-USB	Yes Micro-USB	-
Wi-Fi	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	Yes	n/a	n/a	n/a	Yes
Ringer ID	Yes	n/a	n/a	n/a	Yes
Voice Dialing	Yes	n/a	n/a	n/a	-
Customization
Changeable Body Plates	Yes	-	-	-	-
Custom Graphics	Yes	n/a	n/a	n/a	Yes
Custom Ringtones	Yes	n/a	n/a	n/a	Yes
Real-Music Ringers	-	n/a	n/a	n/a	Yes
Data & Network
Data Tethering	Yes	n/a	n/a	n/a	-
WAP / Web Browser	Yes	n/a	n/a	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	-	Yes Capacitive	Yes Capacitive	Yes Capacitive	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	-
Messaging
Email Client	-	n/a	n/a	n/a	-
EMS / Picture Messaging	Yes	n/a	n/a	n/a	Yes
Instant Messaging	-	n/a	n/a	n/a	-
MMS	Yes	n/a	n/a	n/a	Yes
Text Messaging Templates	Yes	n/a	n/a	n/a	Yes
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	-	Yes	Yes	Yes	-
Music Player	Yes	n/a	n/a	n/a	-
Power
Fast Charging	-	Yes	-	-	-
Productivity
Alarm	Yes	n/a	n/a	n/a	Yes
Calculator	Yes	n/a	n/a	n/a	Yes
Calendar	Yes	n/a	n/a	n/a	Yes
To-Do List	-	n/a	n/a	n/a	Yes
Voice Memo	Yes	n/a	n/a	n/a	Yes
Software
BREW	Yes	n/a	n/a	n/a	-
Games	Yes	n/a	n/a	n/a	Yes
Java (J2ME)	-	n/a	n/a	n/a	Yes
Voice
HD Voice	-	Yes	Yes	Yes	-
Push-To-Talk	Yes	-	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Casio G'zOne Boulder	ZTE Blade Z Max	ZTE Speed	ZTE Blade Vantage	Samsung SGH-X660
	X >	< X >	< X >	< X >	< X

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


Phone	Casio G'zOne Boulder	ZTE Blade Z Max	ZTE Speed	ZTE Blade Vantage	Samsung SGH-X660