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Phone	AT&T Maestro 3	Huawei W1	Samsung Glyde U940	LG K4 / Optimus Zone 3 / Rebel	Motorola Sidekick Slide
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	6.5" diag. 20 : 9	4" diag. 5 : 3	2.8" diag. 16.5 : 9	4.5" diag. 16 : 9	?
Display Resolution & Type	720 x 1600 pixels (~270 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	240 x 440 pixels (~182 ppi) LCD (TFT/TFD)	480 x 854 pixels (~218 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	60 Hz	?
Battery	3,900 mAh	1,950 mAh	1,000 mAh	1,940 mAh	?
Processor	2 GHz MediaTek Helio A22 (MT6761)	1.2 GHz Qualcomm Snapdragon 400 MSM8230	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	225 MHz TI OMAP 850
RAM	3 GB	512 MB	?	1.5 GB	?
Storage	32 GB	4 GB	? raw hardware	16 GB *	? raw hardware
Main Camera	13 megapixel	5 megapixel	2 megapixel	5 megapixel	1 megapixel
Wide Camera	5 megapixel	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	1080p HD	720p HD	QVGA (320 x 240)	720p HD	-
Front Camera	5 megapixel	Yes	-	2 megapixel	-
Weight	6.24 oz (177g)	4.41 oz (125g)	4.2 oz (119g)	3.99 oz (113g)	5.3 oz (150g)
Dimensions	6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm)	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	4.09" x 1.98" x 0.71" (104 x 50 x 18 mm)	5.19" x 2.62" x 0.35" (132 x 67 x 8.9 mm)	4.65" x 2.44" x 0.69" (118 x 62 x 17.5 mm)
Form Factor	Slab	Slab	Slide	Slab	Slide
Platform / OS	Android	Windows	(proprietary)	Android	(proprietary)
Network Bands	4G LTE: 2, 4, 5, 12, 14, 30	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 13 WCDMA: 1, 2, 5 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 *	GSM: 850, 900, 1800, 1900
Data Technology	LTE (Cat 4)	HSPA+ 21	EVDO r0	LTE (Cat 3)	EDGE
Features
Barometer	Yes	-	-	-	-
Fingerprint Reader	Yes stand-alone	-	-	-	-
Flashlight	Yes	-	-	Yes	-
GPS / Location	n/a	n/a	Yes	n/a	-
Accessibility
Adjustable Text Size	n/a	n/a	-	n/a	Yes
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4 (very compatible)	Yes M3, T3 (mostly tele-coil compatible)	-
Multiple Languages	n/a	n/a	Yes	n/a	-
TTY/TDD (Digital)	-	-	Yes	Yes	-
Alerts
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	n/a	n/a	-	n/a	-
USB	Yes USB Type C	Yes Micro-USB	Yes	Yes Micro-USB	Yes
Wi-Fi	Yes 5 (802.11 a,ac,b,g,n)	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	n/a	n/a	Yes	n/a	Yes
Ringer ID	n/a	n/a	Yes	n/a	Yes
Voice Dialing	n/a	n/a	Yes	n/a	-
Customization
Custom Graphics	n/a	n/a	Yes	n/a	Yes
Custom Ringtones	n/a	n/a	Yes	n/a	Yes
Real-Music Ringers	n/a	n/a	Yes	n/a	Yes
Data & Network
Data Tethering	n/a	n/a	Yes	n/a	-
WAP / Web Browser	n/a	n/a	Yes	n/a	Yes
Input
Predictive Text Entry	n/a	n/a	Yes	n/a	-
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	Yes
Touch Screen	Yes Capacitive	Yes Capacitive	Yes	Yes Capacitive	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	n/a	n/a	-	n/a	Yes
Instant Messaging	n/a	n/a	-	n/a	Yes
MMS	n/a	n/a	Yes	n/a	Yes
Text Messaging Templates	n/a	n/a	Yes	n/a	-
Music
Headphone Jack (3.5mm)	Yes	Yes	-	Yes	-
Music Player	n/a	n/a	Yes	n/a	Yes
Photo & Video
Miracast	-	-	-	Yes	-
Productivity
Alarm	n/a	n/a	Yes	n/a	Yes
Calculator	n/a	n/a	Yes	n/a	-
Calendar	n/a	n/a	Yes	n/a	Yes
To-Do List	n/a	n/a	-	n/a	Yes
Voice Memo	n/a	n/a	-	n/a	-
Software
BREW	n/a	n/a	Yes	n/a	-
Games	n/a	n/a	Yes	n/a	Yes
Java (J2ME)	n/a	n/a	-	n/a	Yes
Voice
HD Voice	Yes	-	-	Yes *	-
Headset Jack (2.5 mm)	n/a	n/a	Yes	n/a	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	AT&T Maestro 3	Huawei W1	Samsung Glyde U940	LG K4 / Optimus Zone 3 / Rebel	Motorola Sidekick Slide
	X >	< X >	< X >	< X >	< X

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


Phone	AT&T Maestro 3	Huawei W1	Samsung Glyde U940	LG K4 / Optimus Zone 3 / Rebel	Motorola Sidekick Slide