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Phone	Samsung SGH-X640	TCL 40 XL / Jitterbug Smart 4	BlackBerry Curve 3G 9330	Sony Ericsson Xperia X10 mini pro (2010)	Samsung SPH-N270 (Matrix Phone)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	6.8" diag. 20 : 9	2.5" diag. 4 : 3	2.6" diag. 4 : 3	?
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	720 x 1600 pixels (~260 ppi) LCD (TFT/TFD)	320 x 240 pixels (~160 ppi) LCD (TFT/TFD)	240 x 320 pixels (~154 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)
Display Refresh	?	90 Hz	?	60 Hz	?
Battery	800 mAh	5,000 mAh	1,150 mAh	930 mAh	1,000 mAh
Processor	?	2.3 GHz MediaTek Helio G37	?	600 MHz Qualcomm S1 MSM7227	?
RAM	?	4 GB	?	?	?
Storage	? raw hardware	128 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	Yes	50 megapixel	2 megapixel	5 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	1080p HD	?	VGA (640 x 480)	-
Front Camera	-	8 megapixel	-	-	-
Weight	3 oz (85g)	6.88 oz (195g)	3.7 oz (105g)	4.2 oz (119g)	4.66 oz (132g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	6.61" x 3.01" x 0.35" (168 x 76 x 8.8 mm)	4.29" x 2.36" x 0.55" (109 x 60 x 14 mm)	3.5" x 2" x 0.7" (89 x 51 x 17.8 mm)	4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm)
Form Factor	Clamshell	Slab	Slab	Slide	Slide
Platform / OS	(proprietary)	Android	BlackBerry OS	Android	(proprietary)
Network Bands	GSM: 900, 1800, 1900	4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850
Data Technology	GPRS	LTE (Cat 6)	EVDO r0	HSPA 7.2	-
Features
Barometer	-	Yes	-	-	-
Fingerprint Reader	-	Yes	-	-	-
Flashlight	-	Yes	-	-	-
GPS / Location	-	n/a	n/a	n/a	Yes
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	-
Hearing Aid Compatible	-	Yes M3, T3 (mostly 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	-	-
Alerts
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	-
USB	-	Yes USB Type C	Yes Micro-USB	Yes Micro-USB	-
Wi-Fi	-	Yes 5 (802.11 a,ac,b,g,n)	Yes 802.11 b,g	Yes	-
Contacts
Picture ID	Yes	n/a	n/a	n/a	Yes
Ringer ID	Yes	n/a	n/a	n/a	Yes
Voice Dialing	-	n/a	n/a	n/a	Yes
Customization
Custom Graphics	Yes	n/a	n/a	n/a	-
Custom Ringtones	Yes	n/a	n/a	n/a	-
Real-Music Ringers	-	n/a	n/a	n/a	-
Data & Network
Data Tethering	-	n/a	n/a	n/a	-
WAP / Web Browser	Yes	n/a	n/a	n/a	-
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	-
Text Keyboard, Hardware	-	-	Yes	Yes	-
Touch Screen	-	Yes Capacitive	-	Yes Capacitive	-
Memory
Memory Card Slot	-	Yes	Yes	Yes	-
Messaging
Email Client	-	n/a	n/a	n/a	-
EMS / Picture Messaging	Yes	n/a	n/a	n/a	-
Instant Messaging	-	n/a	n/a	n/a	-
MMS	Yes	n/a	n/a	n/a	-
Text Messaging Templates	Yes	n/a	n/a	n/a	-
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	-	Yes	Yes	Yes	-
Music Player	-	n/a	n/a	n/a	-
Stereo Speakers	-	Yes	-	-	-
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	Yes	n/a	n/a	n/a	Yes
Voice Memo	Yes	n/a	n/a	n/a	Yes
Software
Games	Yes	n/a	n/a	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	Yes
Speaker Phone	Yes	Yes	Yes	Yes	-
	Samsung SGH-X640	TCL 40 XL / Jitterbug Smart 4	BlackBerry Curve 3G 9330	Sony Ericsson Xperia X10 mini pro (2010)	Samsung SPH-N270 (Matrix Phone)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Samsung SGH-X640	TCL 40 XL / Jitterbug Smart 4	BlackBerry Curve 3G 9330	Sony Ericsson Xperia X10 mini pro (2010)	Samsung SPH-N270 (Matrix Phone)