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Phone	Huawei W1	HTC Desire 555	Samsung SPH-N270 (Matrix Phone)	Samsung SCH-A990	BlackBerry Pearl 3G 9100 / 9105
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4" diag. 5 : 3	5" diag. 16 : 9	?	?	2.3" diag. 1 : 1
Display Resolution & Type	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~294 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	360 x 400 pixels (~238 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	?
Battery	1,950 mAh	2,200 mAh	1,000 mAh	1,000 mAh	1,150 mAh
Processor	1.2 GHz Qualcomm Snapdragon 400 MSM8230	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?	?	?
RAM	512 MB	2 GB	?	?	?
Storage	4 GB	16 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	8 megapixel	-	3 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	720p HD	-	?	?
Front Camera	Yes	5 megapixel	-	-	-
Weight	4.41 oz (125g)	4.93 oz (140g)	4.66 oz (132g)	4.4 oz (125g)	3.3 oz (94g)
Dimensions	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	5.78" x 2.79" x 0.33" (147 x 71 x 8.4 mm)	4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.25" x 1.96" x 0.52" (108 x 50 x 13.2 mm)
Form Factor	Slab	Slab	Slide	Clamshell	Slab
Platform / OS	Windows	Android	(proprietary)	(proprietary)	BlackBerry OS
Network Bands	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	HSPA+ 21	LTE (Cat 4)	-	EVDO r0	HSDPA 3.6
Features
Flashlight	-	Yes	-	Yes	-
GPS / Location	n/a	n/a	Yes	Yes	n/a
Accessibility
Adjustable Text Size	n/a	n/a	-	-	n/a
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes * M4, T4 (very tele-coil compatible)	-	Yes M3 (mostly compatible)	Yes M3 (mostly compatible)
Multiple Languages	n/a	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	-	Yes	-	Yes	-
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	-	Yes	Yes
USB	Yes Micro-USB	Yes Micro-USB	-	Yes	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	n/a	Yes	Yes	n/a
Ringer ID	n/a	n/a	Yes	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	-	Yes	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 *
Touch Screen	Yes Capacitive	Yes Capacitive	-	-	-
Memory
Memory Card Slot	Yes	Yes	-	Yes	Yes
Messaging
Email Client	n/a	n/a	-	-	n/a
EMS / Picture Messaging	n/a	n/a	-	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	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	-	-	Yes
Music Player	n/a	n/a	-	Yes	n/a
Stereo Speakers	-	-	-	Yes	-
Photo & Video
DLNA	-	Yes	-	-	-
Miracast	-	Yes	-	-	-
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	Yes	n/a
Software
BREW	n/a	n/a	-	Yes	n/a
Games	n/a	n/a	-	Yes	n/a
Java (J2ME)	n/a	n/a	-	-	n/a
Voice
HD Voice	-	Yes	-	-	-
Headset Jack (2.5 mm)	n/a	n/a	Yes	-	n/a
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	Huawei W1	HTC Desire 555	Samsung SPH-N270 (Matrix Phone)	Samsung SCH-A990	BlackBerry Pearl 3G 9100 / 9105
	X >	< X >	< X >	< X >	< X

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


Phone	Huawei W1	HTC Desire 555	Samsung SPH-N270 (Matrix Phone)	Samsung SCH-A990	BlackBerry Pearl 3G 9100 / 9105