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Phone	LG Revolution	Samsung MM-A900 / SPH-A900 / Ace	Samsung SPH-A660 / VI660	HTC Touch Pro2 (GSM) / Tilt 2	ZTE Blade Z Max
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.3" diag. 5 : 3	?	?	3.6" diag. 5 : 3	6" diag. 16 : 9
Display Resolution & Type	480 x 800 pixels (~217 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	128 x 160 pixels LCD (Color)	480 x 800 pixels (~259 ppi) LCD (TFT/TFD)	1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	1,500 mAh	?	?	1,500 mAh	4,080 mAh
Processor	1 GHz Qualcomm Snapdragon S2 MSM8655	?	?	528 MHz Qualcomm MSM7200A	1.4 GHz Qualcomm Snapdragon 435 (MSM8940)
RAM	?	?	?	?	2 GB
Storage	16 GB	? raw hardware	? raw hardware	? raw hardware	32 GB
Main Camera	5 megapixel	1 megapixel	-	3 megapixel	16 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	?	-	?	1080p HD
Front Camera	1 megapixel	-	-	-	8 megapixel
Weight	6.08 oz (172g)	3.9 oz (111g)	3.54 oz (100g)	6.61 oz (187g)	6.58 oz (186g)
Dimensions	5.03" x 2.64" x 0.52" (128 x 67 x 13.2 mm)	3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm)	3.3" x 1.8" x 0.87" (84 x 46 x 22.1 mm)	4.59" x 2.36" x 0.68" (117 x 60 x 17.3 mm)	6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm)
Form Factor	Slab	Clamshell	Clamshell	Slab	Slab
Platform / OS	Android	(proprietary)	(proprietary)	Windows Mobile Professional	Android
Network Bands	4G LTE: 13 CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 *	4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	LTE (Cat 3)	EVDO r0	1xRTT	HSPA 7.2	LTE (Cat 6)
Features
Fingerprint Reader	-	-	-	-	Yes stand-alone
Flashlight	-	-	-	-	Yes
GPS / Location	n/a	Yes	Yes	n/a	n/a
Accessibility
Adjustable Text Size	n/a	-	-	n/a	n/a
Hearing Aid Compatible	Yes M4, T3 (mostly tele-coil compatible)	-	-	-	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	-	-
Connectivity
Bluetooth	Yes	Yes	-	Yes	Yes
Mobile Hotspot	n/a	-	-	n/a	n/a
USB	Yes	Yes	-	Yes	Yes USB Type C
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	Yes	n/a	n/a
Ringer ID	n/a	Yes	Yes	n/a	n/a
Voice Dialing	n/a	Yes	Yes	n/a	n/a
Customization
Custom Graphics	n/a	Yes	Yes	n/a	n/a
Custom Ringtones	n/a	Yes	Yes	n/a	n/a
Real-Music Ringers	n/a	-	-	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	Yes	n/a	n/a
WAP / Web Browser	n/a	Yes	Yes	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	-	-	Yes	-
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	Yes Capacitive	-	-	Yes	Yes Capacitive
Memory
Memory Card Slot	Yes	-	-	Yes	Yes
Messaging
Email Client	n/a	-	-	n/a	n/a
Instant Messaging	n/a	-	-	n/a	n/a
MMS	n/a	-	-	n/a	n/a
Text Messaging Templates	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	-
Video Calling	n/a	-	-	n/a	n/a
Power
Fast Charging	-	-	-	-	Yes
Productivity
Alarm	n/a	Yes	Yes	n/a	n/a
Calculator	n/a	Yes	Yes	n/a	n/a
Calendar	n/a	Yes	Yes	n/a	n/a
To-Do List	n/a	Yes	Yes	n/a	n/a
Voice Memo	n/a	Yes	Yes	n/a	n/a
Software
Games	n/a	Yes	Yes	n/a	n/a
Java (J2ME)	n/a	Yes	Yes	n/a	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	n/a	Yes	Yes	n/a	n/a
Push-To-Talk	-	-	-	Yes *	-
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	LG Revolution	Samsung MM-A900 / SPH-A900 / Ace	Samsung SPH-A660 / VI660	HTC Touch Pro2 (GSM) / Tilt 2	ZTE Blade Z Max
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	LG Revolution	Samsung MM-A900 / SPH-A900 / Ace	Samsung SPH-A660 / VI660	HTC Touch Pro2 (GSM) / Tilt 2	ZTE Blade Z Max