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Phone	BlackBerry Curve 8300	Kyocera Event	Ericsson T66	Samsung SGH-D307	AT&T Vista
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	3.5" diag. 5 : 3	?	?	5.5" diag. 18 : 9
Display Resolution & Type	320 x 240 pixels LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	?	176 x 220 pixels LCD (TFT/TFD)	720 x 1440 pixels (~293 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	60 Hz
Battery	?	1,500 mAh	?	?	2,450 mAh
Processor	?	1 GHz Qualcomm Snapdragon S2 MSM8655	?	?	2 GHz MediaTek Helio A22 (MT6761V)
RAM	?	512 MB	?	?	3 GB
Storage	? raw hardware	4 GB	? raw hardware	? raw hardware	32 GB
Main Camera	2 megapixel	3 megapixel	-	-	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	WVGA / 480p	-	-	1080p HD
Front Camera	-	-	-	-	5 megapixel
Weight	3.92 oz (111g)	4.1 oz (116g)	2.08 oz (59g)	4.3 oz (122g)	5.51 oz (156g)
Dimensions	4.2" x 2.36" x 0.61" (107 x 60 x 15.5 mm)	4.53" x 2.41" x 0.46" (115 x 61 x 11.7 mm)	3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm)	3.7" x 1.9" x 0.85" (94 x 48 x 21.6 mm)	5.88" x 2.82" x 0.35" (149 x 72 x 8.9 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Slab
Platform / OS	BlackBerry OS	Android	(proprietary)	(proprietary)	Android
Network Bands	GSM: 850, 900, 1800, 1900	CDMA: 1900	GSM: 900, 1800, 1900	GSM: 850, 1800, 1900	4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30 WCDMA: 1, 2, 4, 5, 8
Data Technology	EDGE	EVDO rA	-	EDGE	LTE (Cat 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	-	Yes	Yes
Multiple Languages	n/a	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	-	Yes	-
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	Yes	-	Yes	-	-
Connectivity
Bluetooth	Yes Classic Audio	Yes Classic Audio	-	Yes Classic Audio	Yes Classic Audio
USB	Yes	Yes Micro-USB	-	Yes	Yes USB Type C
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	-	Yes
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	-	-	Yes
Memory
Memory Card Slot	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	-	-	n/a
MMS	n/a	n/a	-	Yes	n/a
Text Messaging Templates	n/a	n/a	Yes	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	Yes	-	-	Yes
Music Player	n/a	n/a	-	-	n/a
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	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
Push-To-Talk	Yes *	-	-	-	-
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	BlackBerry Curve 8300	Kyocera Event	Ericsson T66	Samsung SGH-D307	AT&T Vista
	X >	< X >	< X >	< X >	< X

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


Phone	BlackBerry Curve 8300	Kyocera Event	Ericsson T66	Samsung SGH-D307	AT&T Vista