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Specifications
	X >	< X >	< X >	< X >	< X

Phone	ZTE Prelude / Avail 2	Kyocera 7135	HTC Droid Eris	Samsung SPH-N270 (Matrix Phone)	Samsung Sidekick 4G
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.5" diag. 5 : 3	?	3.2" diag. 5 : 3	?	3.5" diag. 5 : 3
Display Resolution & Type	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	160 x 160 pixels LCD (TFT/TFD)	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	480 x 800 pixels (~267 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	60 Hz	?	60 Hz
Battery	1,500 mAh	?	1,300 mAh	1,000 mAh	?
Processor	1 GHz Qualcomm Snapdragon MSM7225A	33 MHz DragonBall	528 MHz MSM7600	?	1 GHz Samsung Hummingbird Cortex A8
RAM	512 MB	?	?	?	?
Storage	4 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	2 megapixel	-	5 megapixel	-	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	VGA (640 x 480)	-	CIF (352 x 288)	-	WVGA / 480p
Front Camera	-	-	-	-	Yes
Weight	4.4 oz (125g)	6.6 oz (187g)	4.43 oz (126g)	4.66 oz (132g)	5.7 oz (162g)
Dimensions	4.6" x 2.44" x 0.45" (117 x 62 x 11.4 mm)	3.97" x 2.43" x 1.17" (101 x 62 x 29.7 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)	5" x 2.42" x 0.6" (127 x 61 x 15.2 mm)
Form Factor	Slab	Clamshell	Slab	Slide	Slide
Platform / OS	Android	Palm OS	Android	(proprietary)	Android
Network Bands	WCDMA: 2, 5 GSM: 850, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900
Data Technology	HSPA 7.2	1xRTT	EVDO rA	-	HSPA+ 21
Features
GPS / Location	n/a	n/a	n/a	Yes	n/a
Accessibility
Adjustable Text Size	n/a	n/a	n/a	-	n/a
Hearing Aid Compatible	Yes	-	Yes	-	Yes
Multiple Languages	n/a	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	-	Yes
Alerts
Extra Display	-	Yes	-	-	-
Connectivity
Bluetooth	Yes Classic Audio	-	Yes Classic Audio	-	Yes Classic Audio
Infrared (IR)	-	Yes	-	-	-
Mobile Hotspot	n/a	n/a	n/a	-	n/a
USB	Yes	Yes	Yes Mini-USB	-	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 802.11 b,g	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	n/a	n/a	Yes	n/a
Ringer ID	n/a	n/a	n/a	Yes	n/a
Voice Dialing	n/a	n/a	n/a	Yes	n/a
Customization
Custom Graphics	n/a	n/a	n/a	-	n/a
Custom Ringtones	n/a	n/a	n/a	-	n/a
Real-Music Ringers	n/a	n/a	n/a	-	n/a
Data & Network
Data Tethering	n/a	n/a	n/a	-	n/a
WAP / Web Browser	n/a	n/a	n/a	-	n/a
Input
Predictive Text Entry	n/a	n/a	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	-	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	Yes	Yes	Yes	-	Yes
Memory
Memory Card Slot	Yes	Yes	Yes	-	Yes
Messaging
Email Client	n/a	n/a	n/a	-	n/a
Instant Messaging	n/a	n/a	n/a	-	n/a
MMS	n/a	n/a	n/a	-	n/a
Text Messaging Templates	n/a	n/a	n/a	-	n/a
Music
Headphone Jack (3.5mm)	Yes	-	Yes	-	Yes
Music Player	n/a	n/a	n/a	-	n/a
Photo & Video
DLNA	-	-	-	-	Yes
Productivity
Alarm	n/a	n/a	n/a	Yes	n/a
Calculator	n/a	n/a	n/a	Yes	n/a
Calendar	n/a	n/a	n/a	Yes	n/a
To-Do List	n/a	n/a	n/a	Yes	n/a
Voice Memo	n/a	n/a	n/a	Yes	n/a
Software
Games	n/a	n/a	n/a	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	n/a	n/a	Yes	n/a
Speaker Phone	Yes	Yes	Yes	-	Yes
	ZTE Prelude / Avail 2	Kyocera 7135	HTC Droid Eris	Samsung SPH-N270 (Matrix Phone)	Samsung Sidekick 4G
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Prelude / Avail 2	Kyocera 7135	HTC Droid Eris	Samsung SPH-N270 (Matrix Phone)	Samsung Sidekick 4G