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Phone	Samsung SGH-X640	Nokia Lumia 900	Kyocera Energi K490 / K493 / K494	Motorola RIZR Z3	Coolpad Conjr
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
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) AMOLED	104 x 80 pixels LCD (STN)	176 x 220 pixels LCD (TFT/TFD)	720 x 1280 pixels (~294 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	800 mAh	1,830 mAh	?	780 mAh	2,500 mAh
Processor	?	1.4 GHz Qualcomm S2 APQ8055	?	?	1 GHz MediaTek MT6735
RAM	?	512 MB	?	?	3 GB
Storage	? raw hardware	16 GB	? raw hardware	? raw hardware	16 GB
Main Camera	Yes	8 megapixel	-	2 megapixel	13 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	-	QCIF (176 x 144)	1080p HD
Front Camera	-	1 megapixel	-	-	8 megapixel
Weight	3 oz (85g)	5.6 oz (159g)	3.52 oz (100g)	3.92 oz (111g)	5.14 oz (146g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	5.03" x 2.7" x 0.45" (128 x 69 x 11.4 mm)	4.45" x 1.89" x 0.91" (113 x 48 x 23.1 mm)	4.15" x 1.79" x 0.65" (105 x 45 x 16.5 mm)	5.72" x 2.86" x 0.35" (145 x 73 x 8.8 mm)
Form Factor	Clamshell	Slab	Slab	Slide	Slab
Platform / OS	(proprietary)	Windows	(proprietary)	(proprietary)	Android
Network Bands	GSM: 900, 1800, 1900	4G LTE: 4, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900 AMPS: 850 *	GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 7, 12 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	GPRS	LTE (Cat 3)	1xRTT	EDGE	LTE (Cat 4)
Features
Fingerprint Reader	-	-	-	-	Yes stand-alone
Flashlight	-	-	Yes	-	Yes
GPS / Location	-	n/a	Yes	-	n/a
Accessibility
Hearing Aid Compatible	-	Yes M3, T4 (very tele-coil compatible)	-	-	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	Yes *	Yes	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	-	Yes	-	Yes	Yes
Mobile Hotspot	-	n/a	-	-	n/a
USB	-	Yes Micro-USB	Yes	Yes Mini-USB	Yes Micro-USB
Wi-Fi	-	Yes	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	n/a	-	Yes	n/a
Ringer ID	Yes	n/a	Yes	Yes	n/a
Voice Dialing	-	n/a	Yes	Yes	n/a
Customization
Changeable Body Plates	-	-	Yes	-	-
Custom Graphics	Yes	n/a	Yes	Yes	n/a
Custom Ringtones	Yes	n/a	Yes	Yes	n/a
Real-Music Ringers	-	n/a	-	Yes	n/a
Data & Network
Data Tethering	-	n/a	Yes	Yes	n/a
Dual-SIM	-	-	-	-	Yes
WAP / Web Browser	Yes	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Touch Screen	-	Yes Capacitive	-	-	Yes Capacitive
Memory
Memory Card Slot	-	-	-	Yes	Yes
Messaging
Email Client	-	n/a	-	Yes *	n/a
EMS / Picture Messaging	Yes	n/a	Yes	Yes	n/a
Instant Messaging	-	n/a	-	Yes	n/a
MMS	Yes	n/a	-	Yes	n/a
Text Messaging Templates	Yes	n/a	-	Yes	n/a
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	-	Yes	-	-	Yes
Music Player	-	n/a	-	Yes	n/a
Productivity
Alarm	Yes	n/a	Yes	Yes	n/a
Calculator	Yes	n/a	Yes	Yes	n/a
Calendar	Yes	n/a	Yes	Yes	n/a
To-Do List	Yes	n/a	-	-	n/a
Voice Memo	Yes	n/a	-	Yes	n/a
Software
BREW	-	n/a	Yes	-	n/a
Games	Yes	n/a	Yes	Yes	n/a
Java (J2ME)	Yes	n/a	-	Yes	n/a
Voice
Headset Jack (2.5 mm)	Yes	n/a	Yes	-	n/a
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	Samsung SGH-X640	Nokia Lumia 900	Kyocera Energi K490 / K493 / K494	Motorola RIZR Z3	Coolpad Conjr
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Nokia Lumia 900	Kyocera Energi K490 / K493 / K494	Motorola RIZR Z3	Coolpad Conjr