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Phone	Nokia 6650 fold	Samsung Galaxy S6 (CDMA)	Samsung SGH-X640	Sony Ericsson K850	Palm Treo 600 (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.2" diag. 4 : 3	5.1" diag. 16 : 9	?	2.2" diag. 4 : 3	?
Display Resolution & Type	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	1440 x 2560 pixels (~576 ppi) AMOLED	128 x 160 pixels LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	160 x 160 pixels LCD (Color)
Display Refresh	?	60 Hz	?	?	?
Battery	1,500 mAh	2,550 mAh	800 mAh	?	?
Processor	369 MHz ARM 11	2.1 GHz Samsung Exynos	?	?	?
RAM	?	3 GB	?	?	?
Storage	? raw hardware	32 GB *	? raw hardware	? raw hardware	? raw hardware
Main Camera	2 megapixel	16 megapixel	Yes	5 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	4K UHD	-	?	-
Front Camera	-	5 megapixel	-	-	-
Weight	3.95 oz (112g)	4.87 oz (138g)	3 oz (85g)	4.2 oz (119g)	6.2 oz (176g)
Dimensions	3.93" x 1.86" x 0.64" (100 x 47 x 16.2 mm)	5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4" x 1.9" x 0.7" (102 x 48 x 17.8 mm)	4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm)
Form Factor	Clamshell	Slab	Clamshell	Slab	Slab
Platform / OS	S60 (Symbian)	Android	(proprietary)	(proprietary)	Palm OS
Network Bands	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 *	4G LTE: 2, 4, 5, 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 *	GSM: 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900
Data Technology	HSDPA 3.6	LTE (Cat 4)	GPRS	HSDPA 3.6	1xRTT
Features
Fingerprint Reader	-	Yes	-	-	-
Flashlight	-	Yes	-	-	-
GPS / Location	n/a	n/a	-	-	n/a
VR-ready	-	Yes	-	-	-
Accessibility
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)	-	-	-
Multiple Languages	n/a	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	-	Yes	-	Yes	Yes
Alerts
Extra Display	Yes	-	-	-	-
Ringer Profiles	Yes	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	-	Yes	-
Infrared (IR)	-	Yes	-	-	Yes
MirrorLink	-	Yes	-	-	-
NFC	-	Yes	-	-	-
USB	Yes Micro-USB	Yes Micro-USB	-	Yes	Yes
Wi-Fi	-	Yes 5 (802.11 a,ac,b,g,n)	-	-	-
Contacts
Picture ID	n/a	n/a	Yes	Yes	n/a
Ringer ID	n/a	n/a	Yes	Yes	n/a
Voice Dialing	n/a	n/a	-	Yes	n/a
Customization
Custom Graphics	n/a	n/a	Yes	Yes	n/a
Custom Ringtones	n/a	n/a	Yes	Yes	n/a
Real-Music Ringers	n/a	n/a	-	Yes	n/a
Data & Network
Data Tethering	n/a	n/a	-	Yes	n/a
WAP / Web Browser	n/a	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	-	Yes Capacitive	-	-	Yes
Memory
Memory Card Slot	Yes	-	-	Yes	Yes
Messaging
Email Client	n/a	n/a	-	Yes	n/a
EMS / Picture Messaging	n/a	n/a	Yes	-	n/a
Instant Messaging	n/a	n/a	-	-	n/a
MMS	n/a	n/a	Yes	Yes	n/a
Text Messaging Templates	n/a	n/a	Yes	Yes	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	-	Yes	-	-	-
Music Player	n/a	n/a	-	Yes	n/a
Photo & Video
DLNA	-	Yes	-	-	-
Miracast	-	Yes	-	-	-
TV Output	-	Yes	-	-	-
Video Calling	n/a	n/a	-	Yes *	n/a
Power
Wireless Charging	-	Yes	-	-	-
Productivity
Alarm	n/a	n/a	Yes	Yes	n/a
Calculator	n/a	n/a	Yes	Yes	n/a
Calendar	n/a	n/a	Yes	Yes	n/a
To-Do List	n/a	n/a	Yes	Yes	n/a
Voice Memo	n/a	n/a	Yes	Yes	n/a
Software
Games	n/a	n/a	Yes	Yes	n/a
Java (J2ME)	n/a	n/a	Yes	Yes	n/a
Voice
HD Voice	-	Yes	-	-	-
Headset Jack (2.5 mm)	n/a	n/a	Yes	-	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Nokia 6650 fold	Samsung Galaxy S6 (CDMA)	Samsung SGH-X640	Sony Ericsson K850	Palm Treo 600 (CDMA)
	X >	< X >	< X >	< X >	< X

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


Phone	Nokia 6650 fold	Samsung Galaxy S6 (CDMA)	Samsung SGH-X640	Sony Ericsson K850	Palm Treo 600 (CDMA)