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Phone	Samsung SGH-X640	TCL 20 XE	LG Optimus L90	Samsung SCH-A990	BlackBerry Curve 3G 9330
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	6.5" diag. 20 : 9	4.7" diag. 16 : 9	?	2.5" diag. 4 : 3
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	720 x 1600 pixels (~269 ppi) LCD (TFT/TFD)	540 x 960 pixels (~234 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	320 x 240 pixels (~160 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	60 Hz	?	?
Battery	800 mAh	5,000 mAh	2,460 mAh	1,000 mAh	1,150 mAh
Processor	?	2 GHz MediaTek Helio P22 (MT6762)	1.2 GHz Qualcomm Snapdragon 400 MSM8226	?	?
RAM	?	3 GB	1 GB	?	?
Storage	? raw hardware	32 GB	8 GB	? raw hardware	? raw hardware
Main Camera	Yes	13 megapixel	5 megapixel	3 megapixel	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	1080p HD	1080p HD	?	?
Front Camera	-	5 megapixel	Yes	-	-
Weight	3 oz (85g)	6.88 oz (195g)	4.37 oz (124g)	4.4 oz (125g)	3.7 oz (105g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	6.48" x 2.95" x 0.35" (165 x 75 x 8.9 mm)	5.18" x 2.6" x 0.38" (132 x 66 x 9.7 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.29" x 2.36" x 0.55" (109 x 60 x 14 mm)
Form Factor	Clamshell	Slab	Slab	Clamshell	Slab
Platform / OS	(proprietary)	Android	Android	(proprietary)	BlackBerry OS
Network Bands	GSM: 900, 1800, 1900	4G LTE: 2, 4, 5, 7, 12, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	GPRS	LTE (Cat 6)	HSPA+ 21	EVDO r0	EVDO r0
Features
Barometer	-	Yes	-	-	-
Fingerprint Reader	-	Yes stand-alone	-	-	-
Flashlight	-	Yes	Yes	Yes	-
GPS / Location	-	n/a	n/a	Yes	n/a
Accessibility
Adjustable Text Size	-	n/a	n/a	-	n/a
Hearing Aid Compatible	-	Yes M4, T3 (mostly tele-coil compatible)	Yes M3, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Infrared (IR)	-	-	Yes	-	-
Mobile Hotspot	-	n/a	n/a	-	n/a
USB	-	Yes USB Type C	Yes	Yes	Yes Micro-USB
Wi-Fi	-	Yes 5 (802.11 a,ac,b,g,n)	Yes 4 (802.11 b,g,n)	-	Yes 802.11 b,g
Contacts
Picture ID	Yes	n/a	n/a	Yes	n/a
Ringer ID	Yes	n/a	n/a	Yes	n/a
Voice Dialing	-	n/a	n/a	Yes	n/a
Customization
Custom Graphics	Yes	n/a	n/a	Yes	n/a
Custom Ringtones	Yes	n/a	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	Yes	n/a	n/a	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	Yes	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	Yes
Messaging
Email Client	-	n/a	n/a	-	n/a
EMS / Picture Messaging	Yes	n/a	n/a	Yes	n/a
Instant Messaging	-	n/a	n/a	-	n/a
MMS	Yes	n/a	n/a	Yes	n/a
Text Messaging Templates	Yes	n/a	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	-	Yes	Yes	-	Yes
Music Player	-	n/a	n/a	Yes	n/a
Stereo Speakers	-	-	-	Yes	-
Photo & Video
TV Output	-	-	-	Yes	-
Power
Fast Charging	-	Yes	-	-	-
Productivity
Alarm	Yes	n/a	n/a	Yes	n/a
Calculator	Yes	n/a	n/a	Yes	n/a
Calendar	Yes	n/a	n/a	Yes	n/a
To-Do List	Yes	n/a	n/a	-	n/a
Voice Memo	Yes	n/a	n/a	Yes	n/a
Software
BREW	-	n/a	n/a	Yes	n/a
Games	Yes	n/a	n/a	Yes	n/a
Java (J2ME)	Yes	n/a	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	TCL 20 XE	LG Optimus L90	Samsung SCH-A990	BlackBerry Curve 3G 9330
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	TCL 20 XE	LG Optimus L90	Samsung SCH-A990	BlackBerry Curve 3G 9330