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Phone	Huawei M750	Sanyo Katana DLX	Palm Treo Pro (CDMA)	HTC Droid Eris	Samsung SPH-N270 (Matrix Phone)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.8" diag. 4 : 3	2" diag. 4 : 3	?	3.2" diag. 5 : 3	?
Display Resolution & Type	240 x 320 pixels (~143 ppi) LCD (TFT/TFD)	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	1,150 mAh	920 mAh	1,500 mAh	1,300 mAh	1,000 mAh
Processor	?	?	528 MHz Qualcomm MSM7501a	528 MHz MSM7600	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	1 megapixel	1 megapixel	2 megapixel	5 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	QCIF (176 x 144)	?	CIF (352 x 288)	-
Front Camera	-	-	-	-	-
Weight	3.92 oz (111g)	3.5 oz (99g)	4.69 oz (133g)	4.43 oz (126g)	4.66 oz (132g)
Dimensions	4.21" x 2.25" x 0.59" (107 x 57 x 14.9 mm)	3.7" x 1.9" x 0.68" (94 x 48 x 17.3 mm)	4.49" x 2.36" x 0.53" (114 x 60 x 13.5 mm)	4.45" x 2.19" x 0.52" (113 x 55 x 13.2 mm)	4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slide
Platform / OS	(proprietary)	(proprietary)	Windows Mobile Professional	Android	(proprietary)
Network Bands	CDMA: 850, 1700, 1900	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850
Data Technology	1xRTT	EVDO r0	EVDO rA	EVDO rA	-
Features
GPS / Location	Yes	Yes	n/a	n/a	Yes
Accessibility
Adjustable Text Size	-	Yes	n/a	n/a	-
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M3, T3 (mostly tele-coil compatible)	Yes M3, T3 (mostly tele-coil compatible)	-
Multiple Languages	-	Yes	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	-
Alerts
Extra Display	-	Yes	-	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	-
Infrared (IR)	-	-	Yes	-	-
USB	Yes	Yes	Yes Micro-USB	Yes Mini-USB	-
Wi-Fi	-	-	Yes 802.11 b,g	Yes 802.11 b,g	-
Contacts
Picture ID	Yes	Yes	n/a	n/a	Yes
Ringer ID	Yes	Yes	n/a	n/a	Yes
Voice Dialing	-	Yes	n/a	n/a	Yes
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
Data Tethering	-	Yes	n/a	n/a	-
External Antenna Jack	-	Yes	n/a	n/a	-
WAP / Web Browser	Yes	Yes	n/a	n/a	-
Input
Predictive Text Entry	-	Yes	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	-
Stylus	Yes	-	Yes	-	-
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	Yes Resistive	-	Yes Resistive	Yes Capacitive	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	-
Messaging
Email Client	Yes	-	n/a	n/a	-
Instant Messaging	Yes	-	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	Yes	-
Music Player	Yes	Yes	n/a	n/a	-
Productivity
Alarm	Yes	Yes	n/a	n/a	Yes
Calculator	Yes	Yes	n/a	n/a	Yes
Calendar	Yes	Yes	n/a	n/a	Yes
To-Do List	-	Yes	n/a	n/a	Yes
Voice Memo	Yes	Yes	n/a	n/a	Yes
Software
BREW	Yes	-	n/a	n/a	-
Games	Yes	Yes	n/a	n/a	-
Java (J2ME)	-	Yes	n/a	n/a	-
Voice
Call Screening	-	Yes	-	-	-
Headset Jack (2.5 mm)	-	Yes	n/a	n/a	Yes
Speaker Phone	Yes	Yes	Yes	Yes	-
	* Some versions only
	Huawei M750	Sanyo Katana DLX	Palm Treo Pro (CDMA)	HTC Droid Eris	Samsung SPH-N270 (Matrix Phone)
	X >	< X >	< X >	< X >	< X

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


Phone	Huawei M750	Sanyo Katana DLX	Palm Treo Pro (CDMA)	HTC Droid Eris	Samsung SPH-N270 (Matrix Phone)