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Specifications
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Phone	Motorola Backflip	LG eXpo GW820	Sony Ericsson K750 / W800 / D750 / W700	Samsung Knack U310	Nokia 6620
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.1" diag. 5 : 3	3.2" diag. 5 : 3	?	2.2" diag. 4 : 3	?
Display Resolution & Type	320 x 480 pixels (~186 ppi) LCD (TFT/TFD)	480 x 800 pixels (~292 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	176 x 208 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	?
Battery	1,400 mAh	1,500 mAh	900 mAh	1,000 mAh	850 mAh
Processor	528 MHz Qualcomm MSM7201a	?	?	?	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	5 megapixel	2 megapixel	-	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	CIF (352 x 288)	?	?	-	QCIF (176 x 144)
Front Camera	-	-	-	-	-
Weight	4.7 oz (133g)	5.2 oz (147g)	3.49 oz (99g)	3.63 oz (103g)	4.37 oz (124g)
Dimensions	4.25" x 2.09" x 0.6" (108 x 53 x 15.3 mm)	4.45" x 2.16" x 0.63" (113 x 55 x 16 mm)	3.94" x 1.81" x 0.79" (100 x 46 x 20.1 mm)	3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm)	4.28" x 2.29" x 0.93" (109 x 58 x 23.6 mm)
Form Factor	Clamshell	Slab	Slab	Clamshell	Slab
Platform / OS	Android	Windows Mobile Professional	(proprietary)	(proprietary)	S60 (Symbian)
Network Bands	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	GSM: 900, 1800, 1900	CDMA: 850, 1900	GSM: 850, 1800, 1900
Data Technology	HSPA 7.2	HSPA 7.2	GPRS	-	EDGE
Features
Fingerprint Reader	-	Yes	-	-	-
Flashlight	-	-	Yes	-	-
GPS / Location	n/a	n/a	-	Yes	n/a
Accessibility
Adjustable Text Size	n/a	n/a	-	Yes	n/a
Hearing Aid Compatible	Yes M3 (mostly compatible)	-	-	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	n/a	n/a	Yes	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
Infrared (IR)	-	-	Yes	-	Yes
USB	Yes Micro-USB	Yes Micro-USB	Yes	-	Yes
Wi-Fi	Yes 802.11 b,g	Yes 802.11 b,g	-	-	-
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	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	-	-	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	n/a	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	-
Text Keyboard, Hardware	Yes	Yes	-	-	-
Touch Screen	Yes Capacitive	Yes Resistive	-	-	-
Memory
Memory Card Slot	Yes	Yes	Yes	-	Yes
Messaging
Email Client	n/a	n/a	Yes	-	n/a
EMS / Picture Messaging	n/a	n/a	Yes	Yes	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	Yes	-	-
Headphone Jack (3.5mm)	Yes	-	-	-	-
Music Player	n/a	n/a	Yes	-	n/a
Photo & Video
TV Output	-	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	-	n/a
Voice Memo	n/a	n/a	Yes	-	n/a
Software
Games	n/a	n/a	Yes	-	n/a
Java (J2ME)	n/a	n/a	Yes	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	n/a	-	Yes	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Motorola Backflip	LG eXpo GW820	Sony Ericsson K750 / W800 / D750 / W700	Samsung Knack U310	Nokia 6620
	X >	< X >	< X >	< X >	< X

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


Phone	Motorola Backflip	LG eXpo GW820	Sony Ericsson K750 / W800 / D750 / W700	Samsung Knack U310	Nokia 6620