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Specifications
	X >	< X >	< X >	< X >	< X

Phone	Nokia 6650 fold	Samsung SCH-U520	Samsung SGH-X640	ZTE Z222 / Z223	ZTE Prestige 2
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.2" diag. 4 : 3	?	?	2" diag. 4 : 3	5" diag. 16 : 9
Display Resolution & Type	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	176 x 220 pixels (~141 ppi) LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	1,500 mAh	800 mAh	800 mAh	900 mAh	2,035 mAh
Processor	369 MHz ARM 11	?	?	QSC6270	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)
RAM	?	?	?	64 MB	2 GB
Storage	? raw hardware	? raw hardware	? raw hardware	128 MB	16 GB
Main Camera	2 megapixel	1 megapixel	Yes	Yes	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	?	-	?	720p HD
Front Camera	-	-	-	-	5 megapixel
Weight	3.95 oz (112g)	2.96 oz (84g)	3 oz (85g)	3.24 oz (92g)	5.29 oz (150g)
Dimensions	3.93" x 1.86" x 0.64" (100 x 47 x 16.2 mm)	3.71" x 1.92" x 0.66" (94 x 49 x 16.8 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm)	5.73" x 2.83" x 0.39" (146 x 72 x 9.9 mm)
Form Factor	Clamshell	Clamshell	Clamshell	Clamshell	Slab
Platform / OS	S60 (Symbian)	(proprietary)	(proprietary)	(proprietary)	Android
Network Bands	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	GSM: 900, 1800, 1900	WCDMA: 2, 5 GSM: 850, 1900	4G LTE: 2, 4, 5, 12, 25, 26, 41 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 1900
Data Technology	HSDPA 3.6	EVDO r0	GPRS	HSDPA 3.6	LTE (Cat 4)
Features
Flashlight	-	-	-	-	Yes
GPS / Location	n/a	Yes	-	-	n/a
Accessibility
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M4 (very compatible)	-	Yes M3, T3 (mostly tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	Yes	n/a
TTY/TDD (Digital)	-	Yes	-	Yes	Yes
Alerts
Extra Display	Yes	Yes	-	Yes	-
Ringer Profiles	Yes	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	-	Yes	Yes
USB	Yes Micro-USB	-	-	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	-	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	Yes	Yes	n/a
Ringer ID	n/a	Yes	Yes	Yes	n/a
Voice Dialing	n/a	Yes	-	-	n/a
Customization
Custom Graphics	n/a	Yes	Yes	Yes	n/a
Custom Ringtones	n/a	Yes	Yes	Yes	n/a
Real-Music Ringers	n/a	Yes	-	Yes	n/a
Data & Network
Data Tethering	n/a	Yes	-	-	n/a
WAP / Web Browser	n/a	Yes	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	-	-	-	-	Yes Capacitive
Memory
Memory Card Slot	Yes	Yes	-	-	Yes
Messaging
Email Client	n/a	-	-	Yes	n/a
EMS / Picture Messaging	n/a	-	Yes	-	n/a
Instant Messaging	n/a	-	-	-	n/a
MMS	n/a	Yes	Yes	Yes	n/a
Text Messaging Templates	n/a	Yes	Yes	Yes	n/a
Music
FM Radio	-	-	-	Yes *	Yes
Headphone Jack (3.5mm)	-	-	-	-	Yes
Music Player	n/a	Yes	-	-	n/a
Stereo Speakers	-	Yes	-	-	-
Productivity
Alarm	n/a	Yes	Yes	Yes	n/a
Calculator	n/a	Yes	Yes	Yes	n/a
Calendar	n/a	Yes	Yes	Yes	n/a
To-Do List	n/a	-	Yes	-	n/a
Voice Memo	n/a	Yes	Yes	Yes	n/a
Software
BREW	n/a	Yes	-	-	n/a
Games	n/a	Yes	Yes	Yes	n/a
Java (J2ME)	n/a	-	Yes	Yes	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	n/a	Yes	Yes	-	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Nokia 6650 fold	Samsung SCH-U520	Samsung SGH-X640	ZTE Z222 / Z223	ZTE Prestige 2
	X >	< X >	< X >	< X >	< X

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


Phone	Nokia 6650 fold	Samsung SCH-U520	Samsung SGH-X640	ZTE Z222 / Z223	ZTE Prestige 2