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Phone	Samsung Trance SCH-U490	Nokia Lumia 810	Sony Ericsson K850	Alcatel Elevate	ZTE Blade X1 5G
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.1" diag. 4 : 3	4.3" diag. 5 : 3	2.2" diag. 4 : 3	4.5" diag. 16 : 9	6.5" diag. 19.5 : 9
Display Resolution & Type	176 x 220 pixels (~134 ppi) LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) AMOLED	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	480 x 854 pixels (~218 ppi) LCD (TFT/TFD)	1080 x 2340 pixels (~396 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	60 Hz
Battery	?	1,800 mAh	?	2,000 mAh	4,000 mAh
Processor	?	1.5 GHz Qualcomm Snapdragon	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	2.4 GHz Qualcomm Snapdragon 765G
RAM	?	1 GB	?	1 GB	6 GB
Storage	? raw hardware	8 GB	? raw hardware	8 GB	128 GB
Main Camera	1 megapixel	8 megapixel	5 megapixel	5 megapixel	48 megapixel
Wide Camera	-	-	-	-	8 megapixel
Tele Camera	-	-	-	-	-
Video Capture	-	1080p HD	?	720p HD	4K UHD
Front Camera	-	1 megapixel	-	2 megapixel	16 megapixel
Weight	3.53 oz (100g)	5.11 oz (145g)	4.2 oz (119g)	4.8 oz (136g)	6.7 oz (190g)
Dimensions	4" x 1.97" x 0.55" (102 x 50 x 14 mm)	5" x 2.69" x 0.44" (127 x 68 x 11.2 mm)	4" x 1.9" x 0.7" (102 x 48 x 17.8 mm)	5.26" x 2.6" x 0.39" (133 x 66 x 9.9 mm)	6.46" x 2.99" x 0.36" (164 x 76 x 9.2 mm)
Form Factor	Slide	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Windows	(proprietary)	Android	Android
Network Bands	CDMA: 850, 1900	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	4G LTE: 25, 26, 41 CDMA: 800, 850, 1900	5G: 2, 5, 66 4G LTE: 2, 4, 5, 12, 13, 66
Data Technology	1xRTT	HSPA+ 42	HSDPA 3.6	LTE (Cat 4)	NR (5G)
Features
Barometer	-	-	-	-	Yes
Fingerprint Reader	-	-	-	-	Yes stand-alone
Flashlight	-	-	-	Yes	Yes
GPS / Location	Yes	n/a	-	n/a	n/a
Accessibility
Adjustable Text Size	Yes	n/a	-	n/a	n/a
Hearing Aid Compatible	Yes M4, T3 (mostly tele-coil compatible)	Yes M3, T4 (very tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	-	n/a	-	n/a	n/a
NFC	-	Yes	-	-	Yes
USB	Yes	Yes Micro-USB	Yes	Yes Micro-USB	Yes USB Type C
Wi-Fi	-	Yes 4 (802.11 a,b,g,n)	-	Yes 4 (802.11 b,g,n)	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	Yes	n/a	Yes	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	Yes	n/a	Yes	n/a	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Real-Music Ringers	Yes	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	Yes	n/a	Yes	n/a	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	-	Yes Capacitive	-	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	-	n/a	Yes	n/a	n/a
Instant Messaging	-	n/a	-	n/a	n/a
MMS	Yes	n/a	Yes	n/a	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a	n/a
Music
FM Radio	-	-	Yes	Yes	-
Headphone Jack (3.5mm)	Yes	Yes	-	Yes	Yes
Music Player	Yes	n/a	Yes	n/a	n/a
Photo & Video
Video Calling	-	n/a	Yes *	n/a	n/a
Power
Fast Charging	-	-	-	-	Yes
Wireless Charging	-	Yes	-	-	-
Productivity
Alarm	Yes	n/a	Yes	n/a	n/a
Calculator	Yes	n/a	Yes	n/a	n/a
Calendar	Yes	n/a	Yes	n/a	n/a
To-Do List	-	n/a	Yes	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
BREW	Yes	n/a	-	n/a	n/a
Games	Yes	n/a	Yes	n/a	n/a
Java (J2ME)	-	n/a	Yes	n/a	n/a
Voice
HD Voice	-	-	-	Yes	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung Trance SCH-U490	Nokia Lumia 810	Sony Ericsson K850	Alcatel Elevate	ZTE Blade X1 5G
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Trance SCH-U490	Nokia Lumia 810	Sony Ericsson K850	Alcatel Elevate	ZTE Blade X1 5G