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Specifications
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Phone	Palm Treo 650 (CDMA)	Samsung Knack U310	BlackBerry Passport	HTC Dash / S620 / S621 (Excalibur)	Motorola Droid 2
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.2" diag. 4 : 3	4.5" diag. 1 : 1	?	3.7" diag. 16 : 9
Display Resolution & Type	320 x 320 pixels LCD (TFT/TFD)	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	1440 x 1440 pixels (~453 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)	480 x 854 pixels (~265 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	?	1,000 mAh	3,450 mAh	960 mAh	1,390 mAh
Processor	312 MHz Intel XScale PXA270	?	2.2 GHz Qualcomm Snapdragon 801 (MSM8974-AA)	200 MHz OMAP 850	1 GHz TI OMAP3620
RAM	?	?	3 GB	?	?
Storage	? raw hardware	? raw hardware	32 GB	? raw hardware	8 GB
Main Camera	Yes	-	13 megapixel	1 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	-	1080p HD	?	WVGA / 480p
Front Camera	-	-	2 megapixel	-	-
Weight	6.3 oz (179g)	3.63 oz (103g)	6.91 oz (196g)	4.23 oz (120g)	5.96 oz (169g)
Dimensions	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm)	5.04" x 3.56" x 0.36" (128 x 90 x 9.1 mm)	4.39" x 2.46" x 0.51" (112 x 62 x 13 mm)	4.58" x 2.38" x 0.54" (116 x 61 x 13.7 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slide
Platform / OS	Palm OS	(proprietary)	BlackBerry 10	Windows Mobile Standard	Android
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 1, 2, 3, 4, 5, 7, 8, 13, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900	CDMA: 850, 1900
Data Technology	1xRTT	-	LTE (Cat 4)	EDGE	EVDO rA
Features
GPS / Location	n/a	Yes	n/a	n/a	n/a
Accessibility
Adjustable Text Size	n/a	Yes	n/a	n/a	n/a
Hearing Aid Compatible	-	Yes M4, T4 (very tele-coil compatible)	Yes M4 (very compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	-	Yes	Yes	-
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Infrared (IR)	Yes	-	-	-	-
Mobile Hotspot	n/a	-	n/a	n/a	n/a
NFC	-	-	Yes	-	-
USB	-	-	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	-	-	Yes 5 (802.11 a,ac,b,g,n)	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	-	n/a	n/a	n/a
Ringer ID	n/a	-	n/a	n/a	n/a
Voice Dialing	n/a	Yes	n/a	n/a	n/a
Customization
Custom Graphics	n/a	-	n/a	n/a	n/a
Custom Ringtones	n/a	-	n/a	n/a	n/a
Real-Music Ringers	n/a	-	n/a	n/a	n/a
Data & Network
Data Tethering	n/a	-	n/a	n/a	n/a
External Antenna Jack	n/a	-	n/a	n/a	n/a
WAP / Web Browser	n/a	-	n/a	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	Yes	Yes	Yes
Touch Screen	Yes	-	Yes Capacitive	-	Yes Capacitive
Memory
Memory Card Slot	Yes	-	Yes	Yes	Yes
Messaging
Email Client	n/a	-	n/a	n/a	n/a
EMS / Picture Messaging	n/a	Yes	n/a	n/a	n/a
Instant Messaging	n/a	-	n/a	n/a	n/a
MMS	n/a	-	n/a	n/a	n/a
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	-	-	Yes	-	Yes
Music Player	n/a	-	n/a	n/a	n/a
Photo & Video
DLNA	-	-	Yes	-	Yes
Miracast	-	-	Yes	-	-
TV Output	-	-	Yes	-	-
Productivity
Alarm	n/a	Yes	n/a	n/a	n/a
Calculator	n/a	Yes	n/a	n/a	n/a
Calendar	n/a	Yes	n/a	n/a	n/a
To-Do List	n/a	-	n/a	n/a	n/a
Voice Memo	n/a	-	n/a	n/a	n/a
Software
Games	n/a	-	n/a	n/a	n/a
Java (J2ME)	n/a	-	n/a	n/a	n/a
Voice
HD Voice	-	-	Yes	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Palm Treo 650 (CDMA)	Samsung Knack U310	BlackBerry Passport	HTC Dash / S620 / S621 (Excalibur)	Motorola Droid 2
	X >	< X >	< X >	< X >	< X

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


Phone	Palm Treo 650 (CDMA)	Samsung Knack U310	BlackBerry Passport	HTC Dash / S620 / S621 (Excalibur)	Motorola Droid 2