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Specifications
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Phone	Sony Ericsson S710a	Nokia Lumia 521 / 520	Samsung Flight II	Palm Treo 680	ZTE Speed
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	4" diag. 5 : 3	2.8" diag. 5 : 3	?	4.5" diag. 16 : 9
Display Resolution & Type	240 x 320 pixels LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	240 x 400 pixels (~167 ppi) LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	780 mAh	1,430 mAh	?	?	2,000 mAh
Processor	?	1 GHz Qualcomm Snapdragon S4 MSM8270	?	?	1.2 GHz Qualcomm Snapdragon 410 MSM8916
RAM	?	512 MB	?	?	1 GB
Storage	? raw hardware	8 GB	? raw hardware	? raw hardware	8 GB
Main Camera	1 megapixel	5 megapixel	2 megapixel	Yes	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QCIF (176 x 144)	720p HD	QVGA (320 x 240)	CIF (352 x 288)	720p HD
Front Camera	-	-	-	-	2 megapixel
Weight	4.83 oz (137g)	4.39 oz (124g)	3.5 oz (99g)	5.5 oz (156g)	4.8 oz (136g)
Dimensions	4.23" x 1.93" x 0.96" (107 x 49 x 24.4 mm)	4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm)	4.41" x 2.11" x 0.5" (112 x 54 x 12.7 mm)	4.4" x 2.3" x 0.8" (112 x 58 x 20.3 mm)	5.3" x 2.6" x 0.4" (135 x 66 x 10.2 mm)
Form Factor	Swivel	Slab	Slide	Slab	Slab
Platform / OS	(proprietary)	Windows	(proprietary)	Palm OS	Android
Network Bands	GSM: 850, 1800, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900	4G LTE: 25, 26, 41 CDMA: 800, 850, 1900
Data Technology	EDGE	HSPA+ 21	HSPA 7.2	EDGE	LTE (Cat 3)
Features
GPS / Location	-	n/a	Yes	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	-	n/a	n/a
Hearing Aid Compatible	-	Yes	-	-	Yes
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	Yes	-	Yes	-	-
Connectivity
Bluetooth	Yes Classic Audio	Yes	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio
Infrared (IR)	Yes	-	-	Yes	-
Mobile Hotspot	-	n/a	-	n/a	n/a
USB	Yes	Yes	Yes	Yes	Yes Micro-USB
Wi-Fi	-	Yes	-	-	Yes 4 (802.11 b,g,n)
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	-	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	Yes	n/a	Yes	n/a	n/a
External Antenna Jack	-	n/a	-	n/a	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	Yes	-
Touch Screen	-	Yes	Yes	Yes	Yes
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	Yes	n/a	Yes	n/a	n/a
EMS / Picture Messaging	Yes	n/a	-	n/a	n/a
Instant Messaging	-	n/a	Yes	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
Headphone Jack (3.5mm)	-	Yes	Yes	-	Yes
Music Player	Yes	n/a	Yes	n/a	n/a
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	Yes	n/a	Yes	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
Games	Yes	n/a	Yes	n/a	n/a
Java (J2ME)	Yes	n/a	Yes	n/a	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	-	n/a	-	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Sony Ericsson S710a	Nokia Lumia 521 / 520	Samsung Flight II	Palm Treo 680	ZTE Speed
	X >	< X >	< X >	< X >	< X

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


Phone	Sony Ericsson S710a	Nokia Lumia 521 / 520	Samsung Flight II	Palm Treo 680	ZTE Speed