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Phone	Nokia Lumia 900	NEC 525	LG Volt 2	Samsung SGH-X640	Motorola Q9m / Q9c
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.3" diag. 5 : 3	?	5" diag. 16 : 9	?	2.4" diag. 4 : 3
Display Resolution & Type	480 x 800 pixels (~217 ppi) AMOLED	162 x 216 pixels LCD (TFT/TFD)	720 x 1280 pixels (~294 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	1,830 mAh	800 mAh	2,540 mAh	800 mAh	1,170 mAh
Processor	1.4 GHz Qualcomm S2 APQ8055	?	1.2 GHz Qualcomm Snapdragon 410 (MSM8916)	?	PXA27x (ARM920T)
RAM	512 MB	?	1 GB	?	?
Storage	16 GB	? raw hardware	8 GB	? raw hardware	? raw hardware
Main Camera	8 megapixel	Yes	8 megapixel	Yes	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	1080p HD	-	?
Front Camera	1 megapixel	-	5 megapixel	-	-
Weight	5.6 oz (159g)	4.03 oz (114g)	4.8 oz (136g)	3 oz (85g)	4.76 oz (135g)
Dimensions	5.03" x 2.7" x 0.45" (128 x 69 x 11.4 mm)	4.12" x 1.88" x 1.06" (105 x 48 x 26.9 mm)	5.5" x 2.75" x 0.4" (140 x 70 x 10.2 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.61" x 2.56" x 0.47" (117 x 65 x 11.9 mm)
Form Factor	Slab	Clamshell	Slab	Clamshell	Slab
Platform / OS	Windows	(proprietary)	Android	(proprietary)	Windows Mobile Standard
Network Bands	4G LTE: 4, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 *	GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 12, 25, 26, 41 CDMA: 800, 850, 1900	GSM: 900, 1800, 1900	CDMA: 850, 1900
Data Technology	LTE (Cat 3)	GPRS	LTE (Cat 4)	GPRS	EVDO r0
Features
GPS / Location	n/a	-	n/a	-	n/a
Accessibility
Adjustable Text Size	n/a	-	n/a	-	n/a
Hearing Aid Compatible	Yes M3, T4 (very tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)	-	Yes M3 (mostly compatible)
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	Yes	-	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	-	Yes
Infrared (IR)	-	Yes	-	-	-
Mobile Hotspot	n/a	-	n/a	-	n/a
USB	Yes Micro-USB	Yes	Yes Micro-USB	-	Yes Mini-USB
Wi-Fi	Yes	-	Yes 4 (802.11 b,g,n)	-	-
Contacts
Picture ID	n/a	Yes	n/a	Yes	n/a
Ringer ID	n/a	Yes	n/a	Yes	n/a
Voice Dialing	n/a	Yes	n/a	-	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	-	n/a	-	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	-	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	Yes Capacitive	-	Yes Capacitive	-	-
Memory
Memory Card Slot	-	-	Yes	-	Yes
Messaging
Email Client	n/a	Yes	n/a	-	n/a
EMS / Picture Messaging	n/a	Yes	n/a	Yes	n/a
Instant Messaging	n/a	-	n/a	-	n/a
MMS	n/a	Yes	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	-	Yes	-	-
Music Player	n/a	-	n/a	-	n/a
Stereo Speakers	-	-	-	-	Yes
Photo & Video
DLNA	-	-	Yes	-	-
Miracast	-	-	Yes	-	-
TV Output	-	-	Yes	-	-
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	Yes	n/a	Yes	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	Yes	n/a	Yes	n/a
Voice
HD Voice	-	-	Yes	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	Yes	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	Nokia Lumia 900	NEC 525	LG Volt 2	Samsung SGH-X640	Motorola Q9m / Q9c
	X >	< X >	< X >	< X >	< X

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


Phone	Nokia Lumia 900	NEC 525	LG Volt 2	Samsung SGH-X640	Motorola Q9m / Q9c