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Phone	Samsung SCH-A570	Samsung SPH-N270 (Matrix Phone)	Samsung SGH-P850 / P858	Kyocera Rise	Huawei W1
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	?	3.5" diag. 5 : 3	4" diag. 5 : 3
Display Resolution & Type	128 x 160 pixels LCD (STN)	128 x 160 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	?	1,000 mAh	950 mAh	1,500 mAh	1,950 mAh
Processor	?	?	?	1 GHz Qualcomm Snapdragon S2 MSM8655	1.2 GHz Qualcomm Snapdragon 400 MSM8230
RAM	?	?	?	512 MB	512 MB
Storage	? raw hardware	? raw hardware	? raw hardware	2 GB	4 GB
Main Camera	-	-	3 megapixel	3 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	?	WVGA / 480p	720p HD
Front Camera	-	-	-	-	Yes
Weight	3.6 oz (102g)	4.66 oz (132g)	4.23 oz (120g)	5.54 oz (157g)	4.41 oz (125g)
Dimensions	3.3" x 1.8" x 0.9" (84 x 46 x 22.9 mm)	4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm)	3.77" x 1.86" x 0.96" (96 x 47 x 24.4 mm)	4.45" x 2.38" x 0.56" (113 x 60 x 14.2 mm)	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)
Form Factor	Clamshell	Slide	Clamshell	Slide	Slab
Platform / OS	(proprietary)	(proprietary)	(proprietary)	Android	Windows
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	GSM: 900, 1800, 1900	CDMA: 800, 850, 1900 *	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	-	EDGE	EVDO rA	HSPA+ 21
Features
GPS / Location	Yes	Yes	-	n/a	n/a
Accessibility
Adjustable Text Size	-	-	-	n/a	n/a
Hearing Aid Compatible	-	-	-	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)
Multiple Languages	Yes	Yes	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	-	-	Yes	-
Alerts
Extra Display	Yes	-	Yes	-	-
Connectivity
Bluetooth	-	-	Yes	Yes	Yes
Mobile Hotspot	-	-	-	n/a	n/a
USB	-	-	Yes	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	-	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	-	Yes	Yes	n/a	n/a
Ringer ID	-	Yes	Yes	n/a	n/a
Voice Dialing	Yes	Yes	-	n/a	n/a
Customization
Custom Graphics	Yes	-	Yes	n/a	n/a
Custom Ringtones	Yes	-	Yes	n/a	n/a
Real-Music Ringers	-	-	Yes	n/a	n/a
Data & Network
WAP / Web Browser	Yes	-	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	Yes	n/a	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
Messaging
Email Client	-	-	Yes	n/a	n/a
EMS / Picture Messaging	Yes	-	-	n/a	n/a
Instant Messaging	-	-	-	n/a	n/a
MMS	-	-	Yes	n/a	n/a
Text Messaging Templates	Yes	-	Yes	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	-	Yes	Yes
Music Player	-	-	Yes	n/a	n/a
Stereo Speakers	-	-	Yes	-	-
Photo & Video
TV Output	-	-	Yes	-	-
Productivity
Alarm	Yes	Yes	Yes	n/a	n/a
Calculator	Yes	Yes	Yes	n/a	n/a
Calendar	Yes	Yes	Yes	n/a	n/a
To-Do List	Yes	Yes	-	n/a	n/a
Voice Memo	Yes	Yes	Yes	n/a	n/a
Software
BREW	Yes	-	-	n/a	n/a
Games	Yes	-	Yes	n/a	n/a
Java (J2ME)	-	-	Yes	n/a	n/a
Voice
Headset Jack (2.5 mm)	Yes	Yes	-	n/a	n/a
Speaker Phone	-	-	Yes	Yes	Yes
	Samsung SCH-A570	Samsung SPH-N270 (Matrix Phone)	Samsung SGH-P850 / P858	Kyocera Rise	Huawei W1
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Samsung SCH-A570	Samsung SPH-N270 (Matrix Phone)	Samsung SGH-P850 / P858	Kyocera Rise	Huawei W1