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Phone	TCL 20 SE	Samsung SGH-X640	ZTE Solar	Samsung SGH-D900 / Black Carbon	Samsung Galaxy S6 (GSM)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	6.8" diag. 20.5 : 9	?	4.5" diag. 16 : 9	?	5.1" diag. 16 : 9
Display Resolution & Type	720 x 1640 pixels (~263 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	480 x 854 pixels (~218 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	1440 x 2560 pixels (~576 ppi) AMOLED
Display Refresh	60 Hz	?	60 Hz	?	60 Hz
Battery	5,000 mAh	800 mAh	2,070 mAh	800 mAh	2,550 mAh
Processor	1.6 GHz Qualcomm Snapdragon 460	?	1.2 GHz Qualcomm Snapdragon 200 MSM8625	?	2.1 GHz Samsung Exynos 7420
RAM	4 GB	?	768 MB	?	3 GB
Storage	128 GB	? raw hardware	4 GB	? raw hardware	32 GB *
Main Camera	48 megapixel	Yes	5 megapixel	3 megapixel	16 megapixel
Wide Camera	5 megapixel	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	1080p HD	-	WVGA / 480p	?	4K UHD
Front Camera	13 megapixel	-	-	-	5 megapixel
Weight	7.31 oz (207g)	3 oz (85g)	5.54 oz (157g)	3.28 oz (93g)	4.87 oz (138g)
Dimensions	6.78" x 3.04" x 0.35" (172 x 77 x 8.9 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	5.24" x 2.6" x 0.39" (133 x 66 x 9.9 mm)	4.07" x 2.01" x 0.51" (103 x 51 x 13 mm)	5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm)
Form Factor	Slab	Clamshell	Slab	Slide	Slab
Platform / OS	Android	(proprietary)	Android	(proprietary)	Android
Network Bands	4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 26, 28, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900	GSM: 900, 1800, 1900	WCDMA: 2, 5 GSM: 850, 1900	GSM: 850, 900, 1800, 1900	4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	LTE (Cat 4)	GPRS	HSPA 7.2	EDGE	LTE (Cat 6)
Features
Fingerprint Reader	Yes stand-alone	-	-	-	Yes
Flashlight	Yes	-	-	-	Yes
GPS / Location	n/a	-	n/a	-	n/a
VR-ready	-	-	-	-	Yes
Accessibility
Adjustable Text Size	n/a	-	n/a	-	n/a
Hearing Aid Compatible	Yes M4, T3 (mostly tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Infrared (IR)	-	-	-	-	Yes
MirrorLink	-	-	-	-	Yes
NFC	-	-	-	-	Yes
USB	Yes USB Type C	-	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	-	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	n/a	Yes	n/a	Yes	n/a
Ringer ID	n/a	Yes	n/a	Yes	n/a
Voice Dialing	n/a	-	n/a	-	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	-	n/a	Yes	n/a
Data & Network
Data Tethering	n/a	-	n/a	Yes	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	Yes Capacitive	-	Yes Capacitive	-	Yes Capacitive
Memory
Memory Card Slot	Yes	-	Yes	Yes	-
Messaging
Email Client	n/a	-	n/a	Yes	n/a
EMS / Picture Messaging	n/a	Yes	n/a	Yes	n/a
Instant Messaging	n/a	-	n/a	-	n/a
MMS	n/a	Yes	n/a	Yes	n/a
Text Messaging Templates	n/a	Yes	n/a	Yes	n/a
Music
FM Radio	Yes	-	-	-	-
Headphone Jack (3.5mm)	Yes	-	Yes	-	Yes
Music Player	n/a	-	n/a	Yes	n/a
Photo & Video
DLNA	-	-	-	-	Yes
Miracast	-	-	-	-	Yes
TV Output	-	-	-	Yes	Yes
Power
Fast Charging	-	-	-	-	Yes
Wireless Charging	-	-	-	-	Yes
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	Yes	n/a	Yes	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	Yes	n/a	Yes	n/a
Voice
HD Voice	Yes	-	-	-	Yes
Headset Jack (2.5 mm)	n/a	Yes	n/a	-	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	TCL 20 SE	Samsung SGH-X640	ZTE Solar	Samsung SGH-D900 / Black Carbon	Samsung Galaxy S6 (GSM)
	X >	< X >	< X >	< X >	< X

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


Phone	TCL 20 SE	Samsung SGH-X640	ZTE Solar	Samsung SGH-D900 / Black Carbon	Samsung Galaxy S6 (GSM)