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Phone	Samsung SGH-X640	BlackBerry 7750	Motorola v66i	Palm Treo 600 (CDMA)	Samsung Galaxy S6 (GSM)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	?	?	5.1" diag. 16 : 9
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	?	160 x 160 pixels LCD (Color)	1440 x 2560 pixels (~576 ppi) AMOLED
Display Refresh	?	?	?	?	60 Hz
Battery	800 mAh	?	?	?	2,550 mAh
Processor	?	?	?	?	2.1 GHz Samsung Exynos 7420
RAM	?	?	?	?	3 GB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	32 GB *
Main Camera	Yes	-	-	Yes	16 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	-	-	4K UHD
Front Camera	-	-	-	-	5 megapixel
Weight	3 oz (85g)	5.01 oz (142g)	2.79 oz (79g)	6.2 oz (176g)	4.87 oz (138g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	3.3" x 1.7" x 0.83" (84 x 43 x 21.1 mm)	4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm)	5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm)
Form Factor	Clamshell	Slab	Clamshell	Slab	Slab
Platform / OS	(proprietary)	BlackBerry OS	(proprietary)	Palm OS	Android
Network Bands	GSM: 900, 1800, 1900	CDMA: 850, 1900	GSM: 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	GPRS	1xRTT	GPRS	1xRTT	LTE (Cat 6)
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)
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	-	Yes	-	Yes	Yes
Alerts
Ringer Profiles	-	Yes	-	-	-
Connectivity
Bluetooth	-	-	-	-	Yes
Infrared (IR)	-	-	-	Yes	Yes
MirrorLink	-	-	-	-	Yes
NFC	-	-	-	-	Yes
USB	-	Yes	Yes	Yes	Yes Micro-USB
Wi-Fi	-	-	-	-	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	Yes	n/a	-	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	-	n/a	Yes	n/a	n/a
Customization
Changeable Body Plates	-	-	Yes	-	-
Custom Graphics	Yes	n/a	-	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	-	n/a	Yes	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 Capacitive
Memory
Memory Card Slot	-	-	-	Yes	-
Messaging
Email Client	-	n/a	-	n/a	n/a
EMS / Picture Messaging	Yes	n/a	Yes	n/a	n/a
MMS	Yes	n/a	-	n/a	n/a
Text Messaging Templates	Yes	n/a	-	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	-	-	Yes
Photo & Video
DLNA	-	-	-	-	Yes
Miracast	-	-	-	-	Yes
TV Output	-	-	-	-	Yes
Power
Fast Charging	-	-	-	-	Yes
Wireless Charging	-	-	-	-	Yes
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	-	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)	Yes	n/a	Yes	n/a	n/a
Speaker Phone	Yes	-	-	Yes	Yes
	Samsung SGH-X640	BlackBerry 7750	Motorola v66i	Palm Treo 600 (CDMA)	Samsung Galaxy S6 (GSM)
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	BlackBerry 7750	Motorola v66i	Palm Treo 600 (CDMA)	Samsung Galaxy S6 (GSM)