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Specifications
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Phone	HTC Droid Eris	Motorola T720 / T721 (GSM)	Samsung SCH-A990	Samsung Glyde U940	BlackBerry Bold 9900
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.2" diag. 5 : 3	?	?	2.8" diag. 16.5 : 9	2.8" diag. 4 : 3
Display Resolution & Type	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	120 x 160 pixels LCD (STN)	240 x 320 pixels LCD (TFT/TFD)	240 x 440 pixels (~182 ppi) LCD (TFT/TFD)	640 x 480 pixels (~286 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	?
Battery	1,300 mAh	?	1,000 mAh	1,000 mAh	1,230 mAh
Processor	528 MHz MSM7600	?	?	?	1.2 GHz Qualcomm Snapdragon S2 MSM8255
RAM	?	?	?	?	768 MB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	8 GB
Main Camera	5 megapixel	-	3 megapixel	2 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	CIF (352 x 288)	-	?	QVGA (320 x 240)	720p HD
Front Camera	-	-	-	-	-
Weight	4.43 oz (126g)	3.56 oz (101g)	4.4 oz (125g)	4.2 oz (119g)	4.59 oz (130g)
Dimensions	4.45" x 2.19" x 0.52" (113 x 55 x 13.2 mm)	3.5" x 1.87" x 0.83" (89 x 47 x 21.1 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.09" x 1.98" x 0.71" (104 x 50 x 18 mm)	4.53" x 2.6" x 0.41" (115 x 66 x 10.5 mm)
Form Factor	Slab	Clamshell	Clamshell	Slide	Slab
Platform / OS	Android	(proprietary)	(proprietary)	(proprietary)	BlackBerry OS
Network Bands	CDMA: 850, 1900	GSM: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	EVDO rA	GPRS	EVDO r0	EVDO r0	HSPA 14.4
Features
Flashlight	-	-	Yes	-	-
GPS / Location	n/a	-	Yes	Yes	n/a
Accessibility
Adjustable Text Size	n/a	-	-	-	n/a
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M3 (mostly compatible)	Yes M4 (very compatible)	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	Yes	-	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
NFC	-	-	-	-	Yes
USB	Yes Mini-USB	-	Yes	Yes	Yes Micro-USB
Wi-Fi	Yes 802.11 b,g	-	-	-	Yes 4 (802.11 a,b,g,n)
Contacts
Picture ID	n/a	-	Yes	Yes	n/a
Ringer ID	n/a	Yes	Yes	Yes	n/a
Voice Dialing	n/a	Yes	Yes	Yes	n/a
Customization
Changeable Body Plates	-	Yes	-	-	-
Custom Graphics	n/a	Yes	Yes	Yes	n/a
Custom Ringtones	n/a	Yes	Yes	Yes	n/a
Real-Music Ringers	n/a	-	Yes	Yes	n/a
Data & Network
Data Tethering	n/a	Yes	Yes	Yes	n/a
WAP / Web Browser	n/a	Yes	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	Yes
Touch Screen	Yes Capacitive	-	-	Yes	Yes Capacitive
Memory
Memory Card Slot	Yes	-	Yes	Yes	Yes
Messaging
Email Client	n/a	Yes	-	-	n/a
EMS / Picture Messaging	n/a	Yes	Yes	-	n/a
Instant Messaging	n/a	-	-	-	n/a
MMS	n/a	-	Yes	Yes	n/a
Text Messaging Templates	n/a	Yes	Yes	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	-	Yes	Yes	n/a
Stereo Speakers	-	-	Yes	-	-
Photo & Video
TV Output	-	-	Yes	-	-
Productivity
Alarm	n/a	Yes	Yes	Yes	n/a
Calculator	n/a	Yes	Yes	Yes	n/a
Calendar	n/a	Yes	Yes	Yes	n/a
To-Do List	n/a	-	-	-	n/a
Voice Memo	n/a	Yes	Yes	-	n/a
Software
BREW	n/a	-	Yes	Yes	n/a
Games	n/a	Yes	Yes	Yes	n/a
Java (J2ME)	n/a	Yes	-	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	Yes	-	Yes	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	HTC Droid Eris	Motorola T720 / T721 (GSM)	Samsung SCH-A990	Samsung Glyde U940	BlackBerry Bold 9900
	X >	< X >	< X >	< X >	< X

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


Phone	HTC Droid Eris	Motorola T720 / T721 (GSM)	Samsung SCH-A990	Samsung Glyde U940	BlackBerry Bold 9900