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Phone	Kyocera DuraXV Extreme / Extreme+	Apple iPhone 3GS	Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)	BlackBerry 7750	Samsung MM-A900 / SPH-A900 / Ace
Current U.S. Carriers	Verizon	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.6" diag. 4 : 3	3.5" diag. 5 : 3	?	?	?
Display Resolution & Type	240 x 320 pixels (~154 ppi) LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	240 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	?
Battery	1,770 mAh	?	1,490 mAh	?	?
Processor	2 GHz MediaTek Helio A22 (6761)	?	400 MHz Intel XScale	?	?
RAM	2 GB	?	?	?	?
Storage	16 GB	32 GB *	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	3 megapixel	Yes	-	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	VGA (640 x 480)	QCIF (176 x 144)	-	?
Front Camera	-	-	-	-	-
Weight	6.8 oz (193g)	4.76 oz (135g)	7.41 oz (210g)	5.01 oz (142g)	3.9 oz (111g)
Dimensions	4.36" x 2.22" x 1.07" (111 x 56 x 27.2 mm)	4.55" x 2.44" x 0.48" (116 x 62 x 12.3 mm)	4.92" x 2.83" x 0.75" (125 x 72 x 19.1 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm)
Form Factor	Clamshell	Slab	Slide	Slab	Clamshell
Platform / OS	(proprietary)	iOS	Windows Mobile Professional	BlackBerry OS	(proprietary)
Network Bands	4G LTE: 2, 4, 5, 12, 13 WCDMA: 1, 2, 5	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	LTE (Cat 4)	HSPA 7.2	GPRS	1xRTT	EVDO r0
Features
Barometer	Yes *	-	-	-	-
Flashlight	Yes	-	-	-	-
GPS / Location	Yes	n/a	n/a	n/a	Yes
Ruggedized	Yes	-	-	-	-
Water-Resistant	Yes IPX8 (SCUBA)	-	-	-	-
Accessibility
Adjustable Text Size	Yes	n/a	n/a	n/a	-
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	-	-	-	-
Multiple Languages	Yes	n/a	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	-	Yes	Yes
Alerts
Extra Display	Yes	-	-	-	Yes
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	-	Yes
Infrared (IR)	-	-	Yes	-	-
Mobile Hotspot	Yes	n/a	n/a	n/a	-
USB	Yes USB Type C	Yes	Yes	Yes	Yes
Wi-Fi	Yes 5 (802.11 a,ac,b,g,n)	Yes 802.11 b,g	Yes	-	-
Contacts
Picture ID	Yes	n/a	n/a	n/a	Yes
Ringer ID	Yes	n/a	n/a	n/a	Yes
Voice Dialing	Yes	n/a	n/a	n/a	Yes
Customization
Custom Graphics	Yes	n/a	n/a	n/a	Yes
Custom Ringtones	Yes	n/a	n/a	n/a	Yes
Real-Music Ringers	Yes	n/a	n/a	n/a	-
Data & Network
Data Tethering	Yes	n/a	n/a	n/a	Yes
WAP / Web Browser	Yes	n/a	n/a	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	Yes	-
Touch Screen	-	Yes Capacitive	Yes	-	-
Memory
Memory Card Slot	Yes	-	Yes	-	-
Messaging
Email Client	Yes	n/a	n/a	n/a	-
MMS	Yes	n/a	n/a	n/a	-
Text Messaging Templates	Yes	n/a	n/a	n/a	Yes
Music
FM Radio	Yes	-	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	-	-	-
Music Player	Yes	n/a	n/a	n/a	Yes
Photo & Video
TV Output	-	Yes	-	-	-
Productivity
Alarm	Yes	n/a	n/a	n/a	Yes
Calculator	Yes	n/a	n/a	n/a	Yes
Calendar	Yes	n/a	n/a	n/a	Yes
To-Do List	-	n/a	n/a	n/a	Yes
Voice Memo	Yes	n/a	n/a	n/a	Yes
Software
Games	-	n/a	n/a	n/a	Yes
Java (J2ME)	-	n/a	n/a	n/a	Yes
Voice
HD Voice	Yes	-	-	-	-
Headset Jack (2.5 mm)	-	n/a	n/a	n/a	Yes
Push-To-Talk	Yes	-	-	-	-
Speaker Phone	Yes	Yes	Yes	-	Yes
	* Some versions only
	Kyocera DuraXV Extreme / Extreme+	Apple iPhone 3GS	Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)	BlackBerry 7750	Samsung MM-A900 / SPH-A900 / Ace
	X >	< X >	< X >	< X >	< X

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


Phone	Kyocera DuraXV Extreme / Extreme+	Apple iPhone 3GS	Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)	BlackBerry 7750	Samsung MM-A900 / SPH-A900 / Ace