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Phone	Samsung SGH-X640	Asus PadFone X	HP iPAQ hw6510 / hw6515	HTC One Remix / One mini 2 (CDMA)	Samsung SCH-A990
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	5" diag. 16 : 9	?	4.5" diag. 16 : 9	?
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	1080 x 1920 pixels (~441 ppi) LCD (TFT/TFD)	240 x 240 pixels LCD (TFT/TFD)	720 x 1280 pixels (~326 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	60 Hz	?
Battery	800 mAh	2,300 mAh	1,200 mAh	2,100 mAh	1,000 mAh
Processor	?	2.3 GHz Qualcomm Snapdragon 800	312 MHz Intel XScale PXA272	1.2 GHz Qualcomm Snapdragon 400 MSM8926	?
RAM	?	2 GB	?	1 GB	?
Storage	? raw hardware	16 GB	? raw hardware	16 GB	? raw hardware
Main Camera	Yes	13 megapixel	1 megapixel	13 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	4K UHD	?	1080p HD	?
Front Camera	-	2 megapixel	-	5 megapixel	-
Weight	3 oz (85g)	5.29 oz (150g)	5.8 oz (164g)	4.83 oz (137g)	4.4 oz (125g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	5.67" x 2.85" x 0.39" (144 x 72 x 10 mm)	4.65" x 2.8" x 0.71" (118 x 71 x 18 mm)	5.41" x 2.56" x 0.42" (137 x 65 x 10.6 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Clamshell
Platform / OS	(proprietary)	Android	Windows Mobile Professional	Android	(proprietary)
Network Bands	GSM: 900, 1800, 1900	4G LTE: 2, 4, 5, 7, 17 WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900	4G LTE: 4, 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900
Data Technology	GPRS	LTE (Cat 4)	EDGE	LTE (Cat 3)	EVDO r0
Features
Flashlight	-	-	-	-	Yes
GPS / Location	-	n/a	n/a	n/a	Yes
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	-
Hearing Aid Compatible	-	Yes M3, T4 (very tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)
Multiple Languages	Yes	n/a	n/a	n/a	Yes
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	-	Yes
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Infrared (IR)	-	-	Yes	-	-
Mobile Hotspot	-	n/a	n/a	n/a	-
NFC	-	Yes	-	Yes	-
USB	-	Yes Micro-USB	Yes	Yes Micro-USB	Yes
Wi-Fi	-	Yes 5 (802.11 a,ac,b,g,n)	-	Yes 4 (802.11 a,b,g,n)	-
Contacts
Picture ID	Yes	n/a	n/a	n/a	Yes
Ringer ID	Yes	n/a	n/a	n/a	Yes
Voice Dialing	-	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	-	n/a	n/a	n/a	Yes
Data & Network
Data Tethering	-	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
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	-	Yes Capacitive	Yes	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	Yes
Instant Messaging	-	n/a	n/a	n/a	-
MMS	Yes	n/a	n/a	n/a	Yes
Text Messaging Templates	Yes	n/a	n/a	n/a	Yes
Music
Headphone Jack (3.5mm)	-	Yes	-	Yes	-
Music Player	-	n/a	n/a	n/a	Yes
Stereo Speakers	-	-	-	Yes	Yes
Photo & Video
DLNA	-	-	-	Yes	-
Miracast	-	Yes	-	Yes	-
TV Output	-	-	-	-	Yes
Power
Fast Charging	-	-	-	Yes	-
Wireless Charging	-	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	Yes	n/a	n/a	n/a	-
Voice Memo	Yes	n/a	n/a	n/a	Yes
Software
BREW	-	n/a	n/a	n/a	Yes
Games	Yes	n/a	n/a	n/a	Yes
Java (J2ME)	Yes	n/a	n/a	n/a	-
Voice
HD Voice	-	Yes	-	-	-
Headset Jack (2.5 mm)	Yes	n/a	n/a	n/a	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung SGH-X640	Asus PadFone X	HP iPAQ hw6510 / hw6515	HTC One Remix / One mini 2 (CDMA)	Samsung SCH-A990
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Asus PadFone X	HP iPAQ hw6510 / hw6515	HTC One Remix / One mini 2 (CDMA)	Samsung SCH-A990