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Phone	ZTE Avid 4	BlackBerry Pearl 3G 9100 / 9105	Motorola ROKR E1	Ericsson T66	BlackBerry Bold 9900
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	5" diag. 16 : 9	2.3" diag. 1 : 1	?	?	2.8" diag. 4 : 3
Display Resolution & Type	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	360 x 400 pixels (~238 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	?	640 x 480 pixels (~286 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	?
Battery	2,520 mAh	1,150 mAh	?	?	1,230 mAh
Processor	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?	?	?	1.2 GHz Qualcomm Snapdragon S2 MSM8255
RAM	2 GB	?	?	?	768 MB
Storage	16 GB	? raw hardware	? raw hardware	? raw hardware	8 GB
Main Camera	8 megapixel	3 megapixel	Yes	-	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	?	?	-	720p HD
Front Camera	5 megapixel	-	-	-	-
Weight	5.6 oz (159g)	3.3 oz (94g)	3.77 oz (107g)	2.08 oz (59g)	4.59 oz (130g)
Dimensions	5.7" x 2.8" x 0.36" (145 x 71 x 9.1 mm)	4.25" x 1.96" x 0.52" (108 x 50 x 13.2 mm)	4.25" x 1.81" x 0.8" (108 x 46 x 20.3 mm)	3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm)	4.53" x 2.6" x 0.41" (115 x 66 x 10.5 mm)
Form Factor	Slab	Slab	Slab	Slab	Slab
Platform / OS	Android	BlackBerry OS	(proprietary)	(proprietary)	BlackBerry OS
Network Bands	4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	GSM: 850, 1800, 1900 *	GSM: 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	LTE (Cat 4)	HSDPA 3.6	GPRS	-	HSPA 14.4
Features
Flashlight	Yes	-	-	-	-
GPS / Location	n/a	n/a	-	-	n/a
Accessibility
Adjustable Text Size	n/a	n/a	-	-	n/a
Hearing Aid Compatible	Yes M4, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	-	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	-	Yes
Alerts
Ringer Profiles	-	Yes	Yes	Yes	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	-	Yes
NFC	-	-	-	-	Yes
USB	Yes Micro-USB	Yes Micro-USB	Yes	-	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	-	-	Yes 4 (802.11 a,b,g,n)
Contacts
Picture ID	n/a	n/a	Yes	-	n/a
Ringer ID	n/a	n/a	Yes	-	n/a
Voice Dialing	n/a	n/a	Yes	-	n/a
Customization
Custom Graphics	n/a	n/a	Yes	Yes	n/a
Custom Ringtones	n/a	n/a	Yes	Yes	n/a
Real-Music Ringers	n/a	n/a	Yes	-	n/a
Data & Network
Data Tethering	n/a	n/a	Yes	-	n/a
WAP / Web Browser	n/a	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes *	-	-	Yes
Touch Screen	Yes Capacitive	-	-	-	Yes Capacitive
Memory
Memory Card Slot	Yes	Yes	Yes	-	Yes
Messaging
Email Client	n/a	n/a	Yes	-	n/a
EMS / Picture Messaging	n/a	n/a	Yes	Yes	n/a
Instant Messaging	n/a	n/a	Yes	-	n/a
MMS	n/a	n/a	Yes	-	n/a
Text Messaging Templates	n/a	n/a	-	Yes	n/a
Music
FM Radio	Yes	-	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	-	-	Yes
Music Player	n/a	n/a	Yes	-	n/a
Stereo Speakers	-	-	Yes	-	-
Productivity
Alarm	n/a	n/a	Yes	Yes	n/a
Calculator	n/a	n/a	Yes	Yes	n/a
Calendar	n/a	n/a	Yes	Yes	n/a
To-Do List	n/a	n/a	-	Yes	n/a
Voice Memo	n/a	n/a	Yes	-	n/a
Software
Games	n/a	n/a	Yes	Yes	n/a
Java (J2ME)	n/a	n/a	Yes	-	n/a
Voice
HD Voice	Yes	-	-	-	-
Headset Jack (2.5 mm)	n/a	n/a	Yes	-	n/a
Speaker Phone	Yes	Yes	Yes	-	Yes
	* Some versions only
	ZTE Avid 4	BlackBerry Pearl 3G 9100 / 9105	Motorola ROKR E1	Ericsson T66	BlackBerry Bold 9900
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Avid 4	BlackBerry Pearl 3G 9100 / 9105	Motorola ROKR E1	Ericsson T66	BlackBerry Bold 9900