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Specifications
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Phone	Nokia 1661	Palm Treo Pro (GSM)	BlackBerry 7750	Samsung Glyde U940	Nokia Lumia 810
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	1.8" diag. 4 : 3	?	?	2.8" diag. 16.5 : 9	4.3" diag. 5 : 3
Display Resolution & Type	128 x 160 pixels (~114 ppi) LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	240 x 440 pixels (~182 ppi) LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) AMOLED
Display Refresh	?	?	?	?	?
Battery	860 mAh	1,500 mAh	?	1,000 mAh	1,800 mAh
Processor	?	400 MHz MSM7201	?	?	1.5 GHz Qualcomm Snapdragon
RAM	?	?	?	?	1 GB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	8 GB
Main Camera	-	2 megapixel	-	2 megapixel	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	-	QVGA (320 x 240)	1080p HD
Front Camera	-	-	-	-	1 megapixel
Weight	2.9 oz (82g)	4.69 oz (133g)	5.01 oz (142g)	4.2 oz (119g)	5.11 oz (145g)
Dimensions	4.25" x 1.8" x 0.53" (108 x 46 x 13.5 mm)	4.49" x 2.36" x 0.53" (114 x 60 x 13.5 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	4.09" x 1.98" x 0.71" (104 x 50 x 18 mm)	5" x 2.69" x 0.44" (127 x 68 x 11.2 mm)
Form Factor	Slab	Slab	Slab	Slide	Slab
Platform / OS	(proprietary)	Windows Mobile Professional	BlackBerry OS	(proprietary)	Windows
Network Bands	GSM: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	-	HSDPA 3.6	1xRTT	EVDO r0	HSPA+ 42
Features
Flashlight	Yes	-	-	-	-
GPS / Location	-	n/a	n/a	Yes	n/a
Accessibility
Adjustable Text Size	-	n/a	n/a	-	n/a
Hearing Aid Compatible	-	-	-	Yes	Yes
Multiple Languages	-	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	-	-	Yes	Yes	Yes
Alerts
Ringer Profiles	Yes	-	Yes	-	-
Connectivity
Bluetooth	-	Yes Classic Audio	-	Yes Classic Audio	Yes Classic Audio
Mobile Hotspot	-	n/a	n/a	-	n/a
NFC	-	-	-	-	Yes
USB	-	Yes Micro-USB	Yes	Yes	Yes Micro-USB
Wi-Fi	-	Yes 802.11 b,g	-	-	Yes 4 (802.11 a,b,g,n)
Contacts
Picture ID	-	n/a	n/a	Yes	n/a
Ringer ID	-	n/a	n/a	Yes	n/a
Voice Dialing	-	n/a	n/a	Yes	n/a
Customization
Custom Graphics	-	n/a	n/a	Yes	n/a
Custom Ringtones	-	n/a	n/a	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	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	Yes	n/a
Side Keys	-	Yes	Yes	Yes	Yes
Stylus	-	Yes	-	-	-
Text Keyboard, Hardware	-	Yes	Yes	Yes	-
Touch Screen	-	Yes	-	Yes	Yes
Memory
Memory Card Slot	-	Yes	-	Yes	Yes
Messaging
Email Client	-	n/a	n/a	-	n/a
Instant Messaging	-	n/a	n/a	-	n/a
MMS	-	n/a	n/a	Yes	n/a
Text Messaging Templates	-	n/a	n/a	Yes	n/a
Music
FM Radio	Yes	-	-	-	-
Headphone Jack (3.5mm)	-	Yes	-	-	Yes
Music Player	-	n/a	n/a	Yes	n/a
Power
Wireless Charging	-	-	-	-	Yes
Productivity
Alarm	Yes	n/a	n/a	Yes	n/a
Calculator	Yes	n/a	n/a	Yes	n/a
Calendar	Yes	n/a	n/a	Yes	n/a
To-Do List	-	n/a	n/a	-	n/a
Voice Memo	Yes	n/a	n/a	-	n/a
Software
BREW	-	n/a	n/a	Yes	n/a
Games	Yes	n/a	n/a	Yes	n/a
Java (J2ME)	-	n/a	n/a	-	n/a
Voice
Headset Jack (2.5 mm)	Yes	n/a	n/a	Yes	n/a
Speaker Phone	Yes	Yes	-	Yes	Yes
	Nokia 1661	Palm Treo Pro (GSM)	BlackBerry 7750	Samsung Glyde U940	Nokia Lumia 810
	X >	< X >	< X >	< X >	< X

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


Phone	Nokia 1661	Palm Treo Pro (GSM)	BlackBerry 7750	Samsung Glyde U940	Nokia Lumia 810