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Phone	Samsung SCH-A990	Sanyo Zio by Kyocera	Apple iPhone 3G	Motorola Rambler	Palm Treo 800w
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	3.5" diag. 5 : 3	3.5" diag. 5 : 3	2.2" diag. 4 : 3	?
Display Resolution & Type	240 x 320 pixels LCD (TFT/TFD)	480 x 800 pixels (~267 ppi) LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	60 Hz	60 Hz	?	?
Battery	1,000 mAh	1,130 mAh	?	950 mAh	1,150 mAh
Processor	?	Qualcomm S1 MSM7627	?	?	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	16 GB *	? raw hardware	? raw hardware
Main Camera	3 megapixel	3 megapixel	2 megapixel	1 megapixel	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	WVGA / 480p	-	?	QVGA (320 x 240)
Front Camera	-	-	-	-	-
Weight	4.4 oz (125g)	3.7 oz (105g)	4.7 oz (133g)	3.81 oz (108g)	5 oz (142g)
Dimensions	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.57" x 2.31" x 0.48" (116 x 59 x 12.2 mm)	4.52" x 2.44" x 0.49" (115 x 62 x 12.4 mm)	3.7" x 2.24" x 0.7" (94 x 57 x 17.8 mm)	4.4" x 2.3" x 0.7" (112 x 58 x 17.8 mm)
Form Factor	Clamshell	Slab	Slab	Clamshell	Slab
Platform / OS	(proprietary)	Android	iOS	(proprietary)	Windows Mobile Professional
Network Bands	CDMA: 850, 1900	CDMA: 850, 1700, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 1900	CDMA: 850, 1900
Data Technology	EVDO r0	EVDO rA	HSDPA 3.6	1xRTT	EVDO rA
Features
Flashlight	Yes	-	-	-	-
GPS / Location	Yes	n/a	n/a	Yes	n/a
Accessibility
Adjustable Text Size	-	n/a	n/a	-	n/a
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M4, T3 (mostly tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	Yes	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Infrared (IR)	-	-	-	-	Yes
USB	Yes	Yes	Yes	Yes Mini-USB	Yes Micro-USB
Wi-Fi	-	Yes 802.11 b,g	Yes 802.11 b,g	-	Yes 802.11 b,g
Contacts
Picture ID	Yes	n/a	n/a	Yes	n/a
Ringer ID	Yes	n/a	n/a	Yes	n/a
Voice Dialing	Yes	n/a	n/a	Yes	n/a
Customization
Custom Graphics	Yes	n/a	n/a	Yes	n/a
Custom Ringtones	Yes	n/a	n/a	Yes	n/a
Real-Music Ringers	Yes	n/a	n/a	Yes	n/a
Data & Network
Data Tethering	Yes	n/a	n/a	-	n/a
External Antenna Jack	-	n/a	n/a	-	n/a
WAP / Web Browser	Yes	n/a	n/a	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	-	-	-	Yes
Text Keyboard, Hardware	-	-	-	Yes	Yes
Touch Screen	-	Yes Capacitive	Yes Capacitive	-	Yes Resistive
Memory
Memory Card Slot	Yes	Yes	-	-	Yes
Messaging
Email Client	-	n/a	n/a	Yes	n/a
EMS / Picture Messaging	Yes	n/a	n/a	-	n/a
Instant Messaging	-	n/a	n/a	Yes	n/a
MMS	Yes	n/a	n/a	Yes	n/a
Text Messaging Templates	Yes	n/a	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	-	Yes	Yes	-	-
Music Player	Yes	n/a	n/a	-	n/a
Stereo Speakers	Yes	-	-	-	-
Photo & Video
TV Output	Yes	-	Yes	-	-
Productivity
Alarm	Yes	n/a	n/a	Yes	n/a
Calculator	Yes	n/a	n/a	Yes	n/a
Calendar	Yes	n/a	n/a	Yes	n/a
To-Do List	-	n/a	n/a	-	n/a
Voice Memo	Yes	n/a	n/a	Yes	n/a
Software
BREW	Yes	n/a	n/a	-	n/a
Games	Yes	n/a	n/a	Yes	n/a
Java (J2ME)	-	n/a	n/a	Yes	n/a
Voice
Headset Jack (2.5 mm)	-	n/a	n/a	Yes	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung SCH-A990	Sanyo Zio by Kyocera	Apple iPhone 3G	Motorola Rambler	Palm Treo 800w
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SCH-A990	Sanyo Zio by Kyocera	Apple iPhone 3G	Motorola Rambler	Palm Treo 800w