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Phone	Samsung SCH-A990	HTC Amaze 4G	Samsung SPH-N400	HTC TyTN / 8525 / JasJam (Hermes)	Kyocera 7135
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	4.3" diag. 16 : 9	?	?	?
Display Resolution & Type	240 x 320 pixels LCD (TFT/TFD)	540 x 960 pixels (~256 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (STN)	240 x 320 pixels LCD (TFT/TFD)	160 x 160 pixels LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	?
Battery	1,000 mAh	1,730 mAh	?	1,350 mAh	?
Processor	?	1.5 GHz Qualcomm Snapdragon S3 dual-core	?	400 MHz Samsung	33 MHz DragonBall
RAM	?	1 GB	?	?	?
Storage	? raw hardware	16 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	3 megapixel	8 megapixel	-	2 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	1080p HD	-	CIF (352 x 288)	-
Front Camera	-	2 megapixel	-	-	-
Weight	4.4 oz (125g)	6.1 oz (173g)	4 oz (113g)	6.21 oz (176g)	6.6 oz (187g)
Dimensions	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	5.12" x 2.58" x 0.46" (130 x 66 x 11.7 mm)	4.25" x 2.04" x 0.82" (108 x 52 x 20.8 mm)	4.43" x 2.28" x 0.86" (113 x 58 x 21.8 mm)	3.97" x 2.43" x 1.17" (101 x 62 x 29.7 mm)
Form Factor	Clamshell	Slab	Flip	Slide	Clamshell
Platform / OS	(proprietary)	Android	(proprietary)	Windows Mobile Professional	Palm OS
Network Bands	CDMA: 850, 1900	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850
Data Technology	EVDO r0	HSPA+ 42	1xRTT	HSDPA 1.8	1xRTT
Features
Flashlight	Yes	Yes	-	-	-
GPS / Location	Yes	n/a	Yes	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	-	n/a	n/a
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)	-	-	-
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	-
Alerts
Extra Display	Yes	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	-	Yes	-
Infrared (IR)	-	-	-	Yes	Yes
Mobile Hotspot	-	n/a	-	n/a	n/a
NFC	-	Yes	-	-	-
USB	Yes	Yes	Yes	Yes Mini-USB	Yes
Wi-Fi	-	Yes 4 (802.11 a,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	-	n/a	n/a
Data & Network
Data Tethering	Yes	n/a	Yes	n/a	n/a
External Antenna Jack	-	n/a	-	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	Yes
Memory
Memory Card Slot	Yes	Yes	-	Yes	Yes
Messaging
Email Client	-	n/a	-	n/a	n/a
EMS / Picture Messaging	Yes	n/a	-	n/a	n/a
Instant Messaging	-	n/a	-	n/a	n/a
MMS	Yes	n/a	-	n/a	n/a
Text Messaging Templates	Yes	n/a	-	n/a	n/a
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	-	Yes	-	-	-
Music Player	Yes	n/a	-	n/a	n/a
Stereo Speakers	Yes	-	-	-	-
Photo & Video
DLNA	-	Yes	-	-	-
TV Output	Yes	Yes	-	-	-
Video Calling	-	n/a	-	n/a	n/a
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	-	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
Headset Jack (2.5 mm)	-	n/a	Yes	n/a	n/a
Push-To-Talk	-	-	-	Yes *	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung SCH-A990	HTC Amaze 4G	Samsung SPH-N400	HTC TyTN / 8525 / JasJam (Hermes)	Kyocera 7135
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SCH-A990	HTC Amaze 4G	Samsung SPH-N400	HTC TyTN / 8525 / JasJam (Hermes)	Kyocera 7135