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Phone	HTC Droid Eris	Cal-Comp EZ	BlackBerry 8830	Ericsson R278d	Sony Ericsson Xperia X10 mini (2010)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Not yet released
Display Size	3.2" diag. 5 : 3	?	?	?	2.6" diag. 4 : 3
Display Resolution & Type	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (STN)	320 x 240 pixels LCD (TFT/TFD)	101 x 40 pixels	240 x 320 pixels (~157 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	1,300 mAh	800 mAh	1,400 mAh	?	?
Processor	528 MHz MSM7600	?	?	?	600 MHz Qualcomm S1 MSM7227
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	-	-	-	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	CIF (352 x 288)	-	-	-	VGA (640 x 480)
Front Camera	-	-	-	-	-
Weight	4.43 oz (126g)	2.47 oz (70g)	4.6 oz (130g)	9.28 oz (263g)	3.11 oz (88g)
Dimensions	4.45" x 2.19" x 0.52" (113 x 55 x 13.2 mm)	4.04" x 1.71" x 0.63" (103 x 43 x 16 mm)	4.49" x 2.6" x 0.55" (114 x 66 x 14 mm)	5.1" x 2" x 1" (130 x 51 x 25.4 mm)	3.26" x 1.97" x 0.64" (83 x 50 x 16.3 mm)
Form Factor	Slab	Slab	Slab	Slab	Slab
Platform / OS	Android	(proprietary)	BlackBerry OS	(proprietary)	Android
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900 GSM: 900, 1800 *	TDMA: 850, 1900 AMPS: 850	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	EVDO rA	1xRTT	EVDO r0	-	HSPA 7.2
Features
GPS / Location	n/a	Yes	n/a	-	n/a
Accessibility
Adjustable Text Size	n/a	-	n/a	-	n/a
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)	-	-
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	-	-
Alerts
Ringer Profiles	-	-	Yes	Yes	-
Connectivity
Bluetooth	Yes	-	Yes	-	Yes
USB	Yes Mini-USB	Yes Mini-USB	Yes	-	Yes Micro-USB
Wi-Fi	Yes 802.11 b,g	-	-	-	Yes 802.11 b,g
Contacts
Picture ID	n/a	-	n/a	-	n/a
Ringer ID	n/a	-	n/a	-	n/a
Voice Dialing	n/a	-	n/a	-	n/a
Customization
Custom Graphics	n/a	-	n/a	-	n/a
Custom Ringtones	n/a	-	n/a	Yes	n/a
Real-Music Ringers	n/a	-	n/a	-	n/a
Data & Network
Data Tethering	n/a	-	n/a	Yes	n/a
WAP / Web Browser	n/a	-	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	-	n/a	Yes	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	n/a	-	n/a	-	n/a
Instant Messaging	n/a	-	n/a	-	n/a
MMS	n/a	-	n/a	-	n/a
Text Messaging Templates	n/a	Yes	n/a	-	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	-	n/a	-	n/a
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	-	n/a
Calendar	n/a	Yes	n/a	-	n/a
To-Do List	n/a	Yes	n/a	-	n/a
Voice Memo	n/a	Yes *	n/a	-	n/a
Software
Games	n/a	-	n/a	-	n/a
Java (J2ME)	n/a	-	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
	* Some versions only
	HTC Droid Eris	Cal-Comp EZ	BlackBerry 8830	Ericsson R278d	Sony Ericsson Xperia X10 mini (2010)
	X >	< X >	< X >	< X >	< X

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


Phone	HTC Droid Eris	Cal-Comp EZ	BlackBerry 8830	Ericsson R278d	Sony Ericsson Xperia X10 mini (2010)