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Phone	Samsung Trance SCH-U490	Nokia Lumia 810	Sony Ericsson K850	ZTE Blade X1 5G	BlackBerry Curve 3G 9330
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	6.5" diag. 19.5 : 9	2.5" diag. 4 : 3
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)	1080 x 2340 pixels (~396 ppi) LCD (TFT/TFD)	320 x 240 pixels (~160 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	?	1,800 mAh	?	4,000 mAh	1,150 mAh
Processor	?	1.5 GHz Qualcomm Snapdragon	?	2.4 GHz Qualcomm Snapdragon 765G	?
RAM	?	1 GB	?	6 GB	?
Storage	? raw hardware	8 GB	? raw hardware	128 GB	? raw hardware
Main Camera	1 megapixel	8 megapixel	5 megapixel	48 megapixel	2 megapixel
Wide Camera	-	-	-	8 megapixel	-
Tele Camera	-	-	-	-	-
Video Capture	-	1080p HD	?	4K UHD	?
Front Camera	-	1 megapixel	-	16 megapixel	-
Weight	3.53 oz (100g)	5.11 oz (145g)	4.2 oz (119g)	6.7 oz (190g)	3.7 oz (105g)
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)	6.46" x 2.99" x 0.36" (164 x 76 x 9.2 mm)	4.29" x 2.36" x 0.55" (109 x 60 x 14 mm)
Form Factor	Slide	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Windows	(proprietary)	Android	BlackBerry OS
Network Bands	CDMA: 850, 1900	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	5G: 2, 5, 66 4G LTE: 2, 4, 5, 12, 13, 66	CDMA: 850, 1900
Data Technology	1xRTT	HSPA+ 42	HSDPA 3.6	NR (5G)	EVDO r0
Features
Barometer	-	-	-	Yes	-
Fingerprint Reader	-	-	-	Yes stand-alone	-
Flashlight	-	-	-	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	-	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 USB Type C	Yes Micro-USB
Wi-Fi	-	Yes 4 (802.11 a,b,g,n)	-	Yes 5 (802.11 a,ac,b,g,n)	Yes 802.11 b,g
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
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	-	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	-	-
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	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung Trance SCH-U490	Nokia Lumia 810	Sony Ericsson K850	ZTE Blade X1 5G	BlackBerry Curve 3G 9330
	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	ZTE Blade X1 5G	BlackBerry Curve 3G 9330