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Specifications
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Phone	Palm Treo 650 (CDMA)	Nokia Lumia 810	BlackBerry Storm2 9550	Motorola KRZR K1	Nokia 3650
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	4.3" diag. 5 : 3	3.3" diag. 4 : 3	?	?
Display Resolution & Type	320 x 320 pixels LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) AMOLED	360 x 480 pixels (~185 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	176 x 208 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	?	?
Battery	?	1,800 mAh	1,400 mAh	780 mAh	850 mAh
Processor	312 MHz Intel XScale PXA270	1.5 GHz Qualcomm Snapdragon	?	?	?
RAM	?	1 GB	?	?	?
Storage	? raw hardware	8 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	Yes	8 megapixel	3 megapixel	2 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	1080p HD	?	?	?
Front Camera	-	1 megapixel	-	-	-
Weight	6.3 oz (179g)	5.11 oz (145g)	5.64 oz (160g)	3.6 oz (102g)	4.59 oz (130g)
Dimensions	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	5" x 2.69" x 0.44" (127 x 68 x 11.2 mm)	4.43" x 2.45" x 0.55" (113 x 62 x 14 mm)	4.05" x 1.65" x 0.63" (103 x 42 x 16 mm)	5.1" x 2.24" x 1" (130 x 57 x 25.4 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Slab
Platform / OS	Palm OS	Windows	BlackBerry OS	(proprietary)	S60 (Symbian)
Network Bands	CDMA: 850, 1900	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900	GSM: 900, 1800, 1900
Data Technology	1xRTT	HSPA+ 42	EVDO rA	EDGE	GPRS
Features
GPS / Location	n/a	n/a	n/a	-	n/a
Accessibility
Adjustable Text Size	n/a	n/a	n/a	-	n/a
Hearing Aid Compatible	-	Yes M3, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	-	-
Multiple Languages	n/a	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	-	Yes	Yes	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Infrared (IR)	Yes	-	-	-	Yes
Mobile Hotspot	n/a	n/a	n/a	-	n/a
NFC	-	Yes	-	-	-
USB	-	Yes Micro-USB	Yes	Yes	-
Wi-Fi	-	Yes 4 (802.11 a,b,g,n)	Yes 802.11 b,g	-	-
Contacts
Picture ID	n/a	n/a	n/a	Yes	n/a
Ringer ID	n/a	n/a	n/a	Yes	n/a
Voice Dialing	n/a	n/a	n/a	Yes	n/a
Customization
Changeable Body Plates	-	-	-	-	Yes
Custom Graphics	n/a	n/a	n/a	Yes	n/a
Custom Ringtones	n/a	n/a	n/a	Yes	n/a
Real-Music Ringers	n/a	n/a	n/a	-	n/a
Data & Network
Data Tethering	n/a	n/a	n/a	Yes	n/a
WAP / Web Browser	n/a	n/a	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	n/a	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	-
Text Keyboard, Hardware	Yes	-	-	-	-
Touch Screen	Yes	Yes Capacitive	Yes Capacitive	-	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	n/a	n/a	n/a	Yes	n/a
EMS / Picture Messaging	n/a	n/a	n/a	Yes	n/a
Instant Messaging	n/a	n/a	n/a	-	n/a
MMS	n/a	n/a	n/a	Yes	n/a
Text Messaging Templates	n/a	n/a	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	-	Yes	Yes	-	-
Music Player	n/a	n/a	n/a	Yes	n/a
Power
Wireless Charging	-	Yes	-	-	-
Productivity
Alarm	n/a	n/a	n/a	Yes	n/a
Calculator	n/a	n/a	n/a	Yes	n/a
Calendar	n/a	n/a	n/a	Yes	n/a
To-Do List	n/a	n/a	n/a	-	n/a
Voice Memo	n/a	n/a	n/a	Yes	n/a
Software
Games	n/a	n/a	n/a	Yes	n/a
Java (J2ME)	n/a	n/a	n/a	Yes	n/a
Voice
Headset Jack (2.5 mm)	n/a	n/a	n/a	-	n/a
Push-To-Talk	-	-	-	Yes *	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Palm Treo 650 (CDMA)	Nokia Lumia 810	BlackBerry Storm2 9550	Motorola KRZR K1	Nokia 3650
	X >	< X >	< X >	< X >	< X

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


Phone	Palm Treo 650 (CDMA)	Nokia Lumia 810	BlackBerry Storm2 9550	Motorola KRZR K1	Nokia 3650