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Phone	Samsung SGH-X640	Alcatel 665	Samsung SGH-i250	HTC G2	Kyocera DuraForce
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Not yet released	Released	Released
Display Size	?	1.8" diag. 4 : 3	?	3.7" diag. 5 : 3	4.5" diag. 16 : 9
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	128 x 160 pixels (~116 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~326 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	60 Hz
Battery	800 mAh	650 mAh	?	1,300 mAh	3,100 mAh
Processor	?	?	?	800 MHz Qualcomm S2 MSM7230	1.4 GHz Qualcomm Snapdragon 400 (MSM8928)
RAM	?	16 MB	?	?	2 GB
Storage	? raw hardware	32 MB	? raw hardware	? raw hardware	16 GB
Main Camera	Yes	2 megapixel	1 megapixel	5 megapixel	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	QCIF (176 x 144)	?	720p HD	1080p HD
Front Camera	-	-	-	-	2 megapixel
Weight	3 oz (85g)	2.72 oz (77g)	4.59 oz (130g)	6.5 oz (184g)	7.06 oz (200g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	3.78" x 1.89" x 0.66" (96 x 48 x 16.8 mm)	3.7" x 1.97" x 1.02" (94 x 50 x 25.9 mm)	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)	5.39" x 2.78" x 0.55" (137 x 71 x 14 mm)
Form Factor	Clamshell	Clamshell	Clamshell	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	Windows Mobile Standard	Android	Android
Network Bands	GSM: 900, 1800, 1900	GSM: 850, 1900	GSM: 900, 1800, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	4G LTE: 1, 2, 4, 5, 7, 17 WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 *
Data Technology	GPRS	-	GPRS	HSPA 14.4	LTE (Cat 3)
Features
Flashlight	-	-	-	-	Yes
GPS / Location	-	-	n/a	n/a	n/a
Ruggedized	-	-	-	-	Yes
Water-Resistant	-	-	-	-	Yes IPX8 (SCUBA)
Accessibility
Adjustable Text Size	-	-	n/a	n/a	n/a
Hearing Aid Compatible	-	Yes M4 (very compatible)	-	Yes M3 (mostly compatible)	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	-	-	-	-	Yes
Alerts
Extra Display	-	Yes	Yes	-	-
Ringer Profiles	-	Yes	Yes	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Mobile Hotspot	-	-	n/a	n/a	n/a
NFC	-	-	-	-	Yes
USB	-	Yes Micro-USB	-	Yes	Yes Micro-USB
Wi-Fi	-	-	-	Yes 4 (802.11 b,g,n)	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	Yes	Yes	n/a	n/a	n/a
Ringer ID	Yes	Yes	n/a	n/a	n/a
Voice Dialing	-	-	n/a	n/a	n/a
Customization
Custom Graphics	Yes	Yes	n/a	n/a	n/a
Custom Ringtones	Yes	Yes	n/a	n/a	n/a
Real-Music Ringers	-	Yes	n/a	n/a	n/a
Data & Network
Data Tethering	-	-	n/a	n/a	n/a
WAP / Web Browser	Yes	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	-	-	-	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	-	-	n/a	n/a	n/a
EMS / Picture Messaging	Yes	-	n/a	n/a	n/a
Instant Messaging	-	Yes	n/a	n/a	n/a
MMS	Yes	Yes	n/a	n/a	n/a
Text Messaging Templates	Yes	Yes	n/a	n/a	n/a
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	-	Yes	-	Yes	Yes
Music Player	-	Yes	n/a	n/a	n/a
Stereo Speakers	-	-	-	-	Yes
Photo & Video
DLNA	-	-	-	-	Yes
Miracast	-	-	-	-	Yes
Power
Wireless Charging	-	-	-	-	Yes
Productivity
Alarm	Yes	Yes	n/a	n/a	n/a
Calculator	Yes	Yes	n/a	n/a	n/a
Calendar	Yes	Yes	n/a	n/a	n/a
To-Do List	Yes	-	n/a	n/a	n/a
Voice Memo	Yes	Yes	n/a	n/a	n/a
Software
Games	Yes	Yes	n/a	n/a	n/a
Java (J2ME)	Yes	Yes	n/a	n/a	n/a
Voice
Headset Jack (2.5 mm)	Yes	-	n/a	n/a	n/a
Push-To-Talk	-	-	-	-	Yes *
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	Samsung SGH-X640	Alcatel 665	Samsung SGH-i250	HTC G2	Kyocera DuraForce
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Alcatel 665	Samsung SGH-i250	HTC G2	Kyocera DuraForce