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Phone	Apple iPhone 3G	Audiovox CDM-8400 / CDM-8410	Kyocera DuraForce XD	Samsung SPH-Z400	Samsung SPH-I300
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.5" diag. 5 : 3	?	5.7" diag. 16 : 9	1.9" diag. 4 : 3	?
Display Resolution & Type	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (STN)	720 x 1280 pixels (~258 ppi) LCD (TFT/TFD)	176 x 220 pixels (~150 ppi) LCD (TFT/TFD)	160 x 240 pixels LCD (Color)
Display Refresh	60 Hz	?	60 Hz	?	?
Battery	?	?	3,700 mAh	1,300 mAh	?
Processor	?	?	1.6 GHz Qualcomm Snapdragon 400 (MSM8928)	?	?
RAM	?	?	2 GB	?	?
Storage	16 GB *	? raw hardware	16 GB	? raw hardware	? raw hardware
Main Camera	2 megapixel	-	8 megapixel	1 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	1080p HD	QCIF (176 x 144)	-
Front Camera	-	-	2 megapixel	-	-
Weight	4.7 oz (133g)	3.52 oz (100g)	10.83 oz (307g)	4.06 oz (115g)	6 oz (170g)
Dimensions	4.52" x 2.44" x 0.49" (115 x 62 x 12.4 mm)	4.3" x 1.8" x 0.7" (109 x 46 x 17.8 mm)	6.57" x 3.4" x 0.55" (167 x 86 x 14 mm)	3.73" x 1.91" x 1" (95 x 49 x 25.4 mm)	4.9" x 2.28" x 0.82" (124 x 58 x 20.8 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Slab
Platform / OS	iOS	(proprietary)	Android	(proprietary)	Palm OS
Network Bands	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	4G LTE: 1, 2, 3, 4, 5, 7, 17, 20, 29 WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 1900 AMPS: 850
Data Technology	HSDPA 3.6	1xRTT	LTE (Cat 3)	EVDO rA	-
Features
Flashlight	-	-	Yes	-	-
GPS / Location	n/a	Yes	n/a	Yes	n/a
Ruggedized	-	-	Yes	Yes	-
Water-Resistant	-	-	Yes IPX8 (SCUBA)	-	-
Accessibility
Adjustable Text Size	n/a	-	n/a	Yes	n/a
Hearing Aid Compatible	-	-	Yes	Yes	-
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	-
Alerts
Extra Display	-	-	-	Yes	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	-
Infrared (IR)	-	-	-	-	Yes
Mobile Hotspot	n/a	-	n/a	-	n/a
NFC	-	-	Yes	-	-
USB	Yes	-	Yes Micro-USB	Yes	-
Wi-Fi	Yes 802.11 b,g	-	Yes 5 (802.11 a,ac,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	Yes	n/a	Yes	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	-	n/a	Yes	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	Yes	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	Yes	-	Yes	-	Yes
Memory
Memory Card Slot	-	-	Yes	-	-
Messaging
Email Client	n/a	-	n/a	Yes	n/a
EMS / Picture Messaging	n/a	Yes	n/a	-	n/a
MMS	n/a	-	n/a	-	n/a
Text Messaging Templates	n/a	-	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	-	Yes	-	-
Music Player	n/a	-	n/a	-	n/a
Stereo Speakers	-	-	-	Yes	-
Photo & Video
Miracast	-	-	Yes	-	-
TV Output	Yes	-	-	-	-
Power
Fast Charging	-	-	Yes	-	-
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	-	n/a	-	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
BREW	n/a	Yes	n/a	-	n/a
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	-	n/a	Yes	n/a
Voice
HD Voice	-	-	Yes	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	Yes	n/a
Push-To-Talk	-	-	Yes	Yes	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Apple iPhone 3G	Audiovox CDM-8400 / CDM-8410	Kyocera DuraForce XD	Samsung SPH-Z400	Samsung SPH-I300
	X >	< X >	< X >	< X >	< X

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


Phone	Apple iPhone 3G	Audiovox CDM-8400 / CDM-8410	Kyocera DuraForce XD	Samsung SPH-Z400	Samsung SPH-I300