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Phone	Samsung SGH-X640	Sony Ericsson T237 / T290a	ZTE Flash	Nokia E70	Samsung Galaxy Note 4 (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	4.5" diag. 16 : 9	?	5.7" diag. 16 : 9
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	101 x 80 pixels LCD (STN)	720 x 1280 pixels (~326 ppi) LCD (TFT/TFD)	352 x 416 pixels LCD (TFT/TFD)	1440 x 2560 pixels (~515 ppi) AMOLED
Display Refresh	?	?	60 Hz	?	60 Hz
Battery	800 mAh	?	1,780 mAh	1,150 mAh	3,220 mAh
Processor	?	?	1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960	?	2.7 GHz Qualcomm Snapdragon 805
RAM	?	?	1 GB	?	3 GB
Storage	? raw hardware	? raw hardware	8 GB	? raw hardware	32 GB
Main Camera	Yes	-	12 megapixel	2 megapixel	16 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	1080p HD	CIF (352 x 288)	4K UHD
Front Camera	-	-	1 megapixel	-	4 megapixel
Weight	3 oz (85g)	2.79 oz (79g)	5.2 oz (147g)	4.48 oz (127g)	6.21 oz (176g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4" x 1.71" x 0.71" (102 x 43 x 18 mm)	5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm)	4.61" x 2.09" x 0.87" (117 x 53 x 22.1 mm)	6.04" x 3.09" x 0.33" (154 x 79 x 8.5 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	Android	S60 (Symbian)	Android
Network Bands	GSM: 900, 1800, 1900	GSM: 850, 1900	4G LTE: 25 CDMA: 800, 850, 1900	GSM: 850, 1800, 1900 *	4G LTE: 4, 13 WCDMA: 1, 2, 5 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 *
Data Technology	GPRS	GPRS	LTE (Cat 3)	EDGE	LTE (Cat 4)
Features
Fingerprint Reader	-	-	-	-	Yes
Flashlight	-	-	-	-	Yes
GPS / Location	-	-	n/a	n/a	n/a
Accessibility
Adjustable Text Size	-	-	n/a	n/a	n/a
Hearing Aid Compatible	-	-	Yes M4, T4 (very tele-coil compatible)	-	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	-	-	Yes	Yes	Yes
Infrared (IR)	-	-	-	Yes	Yes
MirrorLink	-	-	-	-	Yes
Mobile Hotspot	-	-	n/a	n/a	n/a
NFC	-	-	Yes	-	Yes
USB	-	Yes	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	-	-	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	Yes	Yes	n/a	n/a	n/a
Ringer ID	Yes	Yes	n/a	n/a	n/a
Voice Dialing	-	Yes	n/a	n/a	n/a
Customization
Custom Graphics	Yes	Yes	n/a	n/a	n/a
Custom Ringtones	Yes	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	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	-	-	-	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	-	-	Yes Capacitive	-	Yes Capacitive
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	-	Yes	n/a	n/a	n/a
EMS / Picture Messaging	Yes	Yes	n/a	n/a	n/a
Instant Messaging	-	-	n/a	n/a	n/a
MMS	Yes	Yes	n/a	n/a	n/a
Text Messaging Templates	Yes	Yes	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	-	Yes
Music Player	-	-	n/a	n/a	n/a
Photo & Video
TV Output	-	-	-	-	Yes
Power
Fast Charging	-	-	-	-	Yes
Productivity
Alarm	Yes	Yes	n/a	n/a	n/a
Calculator	Yes	Yes	n/a	n/a	n/a
Calendar	Yes	Yes	n/a	n/a	n/a
To-Do List	Yes	-	n/a	n/a	n/a
Voice Memo	Yes	Yes	n/a	n/a	n/a
Software
Games	Yes	Yes	n/a	n/a	n/a
Java (J2ME)	Yes	-	n/a	n/a	n/a
Voice
HD Voice	-	-	Yes	-	Yes
Headset Jack (2.5 mm)	Yes	-	n/a	n/a	n/a
Push-To-Talk	-	-	-	Yes *	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung SGH-X640	Sony Ericsson T237 / T290a	ZTE Flash	Nokia E70	Samsung Galaxy Note 4 (CDMA)
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Sony Ericsson T237 / T290a	ZTE Flash	Nokia E70	Samsung Galaxy Note 4 (CDMA)