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Phone	Samsung SGH-A157	ZTE Maven 3 / Overture 3 / Prelude+	LG AX-490	LG Optimus Zone	LG PM-225
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	1.8" diag. 4 : 3	5" diag. 16 : 9	?	3.2" diag. 4 : 3	?
Display Resolution & Type	128 x 160 pixels (~116 ppi) LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	240 x 320 pixels (~125 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (STN)
Display Refresh	?	60 Hz	?	60 Hz	?
Battery	800 mAh	2,070 mAh	1,100 mAh	1,540 mAh	1,000 mAh
Processor	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?	800 MHz Qualcomm Snapdragon S1 MSM7625A	?
RAM	?	2 GB *	?	512 MB	?
Storage	256 MB	16 GB *	? raw hardware	4 GB	? raw hardware
Main Camera	-	5 megapixel	Yes	3 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	-	VGA (640 x 480)	-
Front Camera	-	2 megapixel	-	-	-
Weight	2.99 oz (85g)	5.53 oz (157g)	3.79 oz (107g)	3.88 oz (110g)	3.35 oz (95g)
Dimensions	3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm)	5.73" x 2.85" x 0.39" (146 x 72 x 9.9 mm)	3.74" x 1.92" x 1" (95 x 49 x 25.4 mm)	4.04" x 2.42" x 0.47" (103 x 61 x 11.9 mm)	3.53" x 1.76" x 0.93" (90 x 45 x 23.6 mm)
Form Factor	Clamshell	Slab	Clamshell	Slab	Clamshell
Platform / OS	(proprietary)	Android	(proprietary)	Android	(proprietary)
Network Bands	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850
Data Technology	?	LTE (Cat 4)	1xRTT	EVDO rA	1xRTT
Features
Flashlight	-	Yes	-	-	-
GPS / Location	Yes	n/a	Yes	n/a	Yes
Accessibility
Adjustable Text Size	Yes	n/a	-	n/a	-
Hearing Aid Compatible	Yes M4 (very compatible)	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4 (very compatible)	-
Multiple Languages	Yes	n/a	Yes	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	-	Yes	-	Yes
Ringer Profiles	Yes	-	-	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	-
USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes Micro-USB	Yes
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	Yes	n/a	Yes	n/a	Yes
Ringer ID	Yes	n/a	Yes	n/a	Yes
Voice Dialing	-	n/a	Yes	n/a	Yes
Customization
Custom Graphics	Yes	n/a	Yes	n/a	Yes
Custom Ringtones	Yes	n/a	Yes	n/a	Yes
Real-Music Ringers	Yes	n/a	Yes	n/a	-
Data & Network
Data Tethering	-	n/a	Yes	n/a	-
WAP / Web Browser	Yes	n/a	Yes	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	-	n/a	Yes
Side Keys	-	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	-	Yes Capacitive	-	Yes Capacitive	-
Memory
Memory Card Slot	-	Yes	-	Yes	-
Messaging
Email Client	-	n/a	-	n/a	-
Instant Messaging	-	n/a	-	n/a	-
MMS	Yes	n/a	Yes	n/a	-
Text Messaging Templates	Yes	n/a	Yes	n/a	-
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	-	Yes	-	Yes	-
Music Player	-	n/a	-	n/a	-
Stereo Speakers	-	-	Yes	-	-
Productivity
Alarm	Yes	n/a	Yes	n/a	Yes
Calculator	Yes	n/a	Yes	n/a	Yes
Calendar	Yes	n/a	Yes	n/a	Yes
To-Do List	Yes	n/a	-	n/a	-
Voice Memo	Yes	n/a	Yes	n/a	Yes
Software
BREW	-	n/a	Yes	n/a	-
Games	-	n/a	Yes	n/a	Yes
Java (J2ME)	-	n/a	-	n/a	Yes
Voice
HD Voice	-	Yes	-	-	-
Headset Jack (2.5 mm)	-	n/a	Yes	n/a	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung SGH-A157	ZTE Maven 3 / Overture 3 / Prelude+	LG AX-490	LG Optimus Zone	LG PM-225
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-A157	ZTE Maven 3 / Overture 3 / Prelude+	LG AX-490	LG Optimus Zone	LG PM-225