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Specifications
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Phone	LG Tritan AX-840 / UX-840	Sony Ericsson Xperia X10 mini pro (2010)	Samsung SCH-A990	ZTE Z998 / Unico LTE	Motorola Backflip
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3" diag. 5 : 3	2.6" diag. 4 : 3	?	4.5" diag. 16 : 9	3.1" diag. 5 : 3
Display Resolution & Type	240 x 400 pixels (~155 ppi) LCD (TFT/TFD)	240 x 320 pixels (~154 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	320 x 480 pixels (~186 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	60 Hz	60 Hz
Battery	950 mAh	930 mAh	1,000 mAh	2,070 mAh	1,400 mAh
Processor	?	600 MHz Qualcomm S1 MSM7227	?	1.2 GHz Qualcomm Snapdragon 400 MSM8930	528 MHz Qualcomm MSM7201a
RAM	?	?	?	1 GB	?
Storage	? raw hardware	? raw hardware	? raw hardware	4 GB	? raw hardware
Main Camera	3 megapixel	5 megapixel	3 megapixel	5 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	VGA (640 x 480)	?	720p HD	CIF (352 x 288)
Front Camera	-	-	-	1 megapixel	-
Weight	5.03 oz (143g)	4.2 oz (119g)	4.4 oz (125g)	4.8 oz (136g)	4.7 oz (133g)
Dimensions	4.45" x 2.24" x 0.65" (113 x 57 x 16.5 mm)	3.5" x 2" x 0.7" (89 x 51 x 17.8 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)	4.25" x 2.09" x 0.6" (108 x 53 x 15.3 mm)
Form Factor	Slide	Slide	Clamshell	Slab	Clamshell
Platform / OS	(proprietary)	Android	(proprietary)	Android	Android
Network Bands	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	EVDO r0	HSPA 7.2	EVDO r0	LTE (Cat 3)	HSPA 7.2
Features
Flashlight	-	-	Yes	-	-
GPS / Location	Yes	n/a	Yes	n/a	n/a
Accessibility
Adjustable Text Size	Yes	n/a	-	n/a	n/a
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	-	Yes M3 (mostly compatible)	Yes M3, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	-
Alerts
Extra Display	-	-	Yes	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	-	n/a	-	n/a	n/a
USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	Yes	-	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g
Contacts
Picture ID	Yes	n/a	Yes	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	Yes	n/a	Yes	n/a	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Real-Music Ringers	Yes	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	-	n/a	Yes	n/a	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	-	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	Yes	-	-	Yes
Touch Screen	Yes	Yes Capacitive	-	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	Yes	n/a	-	n/a	n/a
EMS / Picture Messaging	-	n/a	Yes	n/a	n/a
Instant Messaging	Yes	n/a	-	n/a	n/a
MMS	Yes	n/a	Yes	n/a	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a	n/a
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	-	Yes	Yes
Music Player	Yes	n/a	Yes	n/a	n/a
Stereo Speakers	-	-	Yes	-	-
Photo & Video
TV Output	-	-	Yes	-	-
Productivity
Alarm	Yes	n/a	Yes	n/a	n/a
Calculator	Yes	n/a	Yes	n/a	n/a
Calendar	Yes	n/a	Yes	n/a	n/a
To-Do List	-	n/a	-	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
BREW	Yes	n/a	Yes	n/a	n/a
Games	Yes	n/a	Yes	n/a	n/a
Voice
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	LG Tritan AX-840 / UX-840	Sony Ericsson Xperia X10 mini pro (2010)	Samsung SCH-A990	ZTE Z998 / Unico LTE	Motorola Backflip
	X >	< X >	< X >	< X >	< X

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


Phone	LG Tritan AX-840 / UX-840	Sony Ericsson Xperia X10 mini pro (2010)	Samsung SCH-A990	ZTE Z998 / Unico LTE	Motorola Backflip