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Phone	Samsung SGH-X640	HP iPAQ hw6510 / hw6515	Asus PadFone X	Samsung SCH-A990	HTC One Remix / One mini 2 (CDMA)
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)	240 x 240 pixels LCD (TFT/TFD)	1080 x 1920 pixels (~441 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	720 x 1280 pixels (~326 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	60 Hz
Battery	800 mAh	1,200 mAh	2,300 mAh	1,000 mAh	2,100 mAh
Processor	?	312 MHz Intel XScale PXA272	2.3 GHz Qualcomm Snapdragon 800	?	1.2 GHz Qualcomm Snapdragon 400 MSM8926
RAM	?	?	2 GB	?	1 GB
Storage	? raw hardware	? raw hardware	16 GB	? raw hardware	16 GB
Main Camera	Yes	1 megapixel	13 megapixel	3 megapixel	13 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	4K UHD	?	1080p HD
Front Camera	-	-	2 megapixel	-	5 megapixel
Weight	3 oz (85g)	5.8 oz (164g)	5.29 oz (150g)	4.4 oz (125g)	4.83 oz (137g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.65" x 2.8" x 0.71" (118 x 71 x 18 mm)	5.67" x 2.85" x 0.39" (144 x 72 x 10 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	5.41" x 2.56" x 0.42" (137 x 65 x 10.6 mm)
Form Factor	Clamshell	Slab	Slab	Clamshell	Slab
Platform / OS	(proprietary)	Windows Mobile Professional	Android	(proprietary)	Android
Network Bands	GSM: 900, 1800, 1900	GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 7, 17 WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 4, 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900
Data Technology	GPRS	EDGE	LTE (Cat 4)	EVDO r0	LTE (Cat 3)
Features
Flashlight	-	-	-	Yes	-
GPS / Location	-	n/a	n/a	Yes	n/a
Accessibility
Adjustable Text Size	-	n/a	n/a	-	n/a
Hearing Aid Compatible	-	-	Yes M3, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	n/a	n/a	Yes	n/a
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	Yes Micro-USB	Yes	Yes Micro-USB
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	Yes	n/a
Ringer ID	Yes	n/a	n/a	Yes	n/a
Voice Dialing	-	n/a	n/a	Yes	n/a
Customization
Custom Graphics	Yes	n/a	n/a	Yes	n/a
Custom Ringtones	Yes	n/a	n/a	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	Yes	n/a	n/a	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	Yes	n/a
Side Keys	Yes	-	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	-	-	-
Touch Screen	-	Yes	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	Yes	n/a
Instant Messaging	-	n/a	n/a	-	n/a
MMS	Yes	n/a	n/a	Yes	n/a
Text Messaging Templates	Yes	n/a	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	-	Yes
Music Player	-	n/a	n/a	Yes	n/a
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	Yes	n/a
Calculator	Yes	n/a	n/a	Yes	n/a
Calendar	Yes	n/a	n/a	Yes	n/a
To-Do List	Yes	n/a	n/a	-	n/a
Voice Memo	Yes	n/a	n/a	Yes	n/a
Software
BREW	-	n/a	n/a	Yes	n/a
Games	Yes	n/a	n/a	Yes	n/a
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	HP iPAQ hw6510 / hw6515	Asus PadFone X	Samsung SCH-A990	HTC One Remix / One mini 2 (CDMA)
	X >	< X >	< X >	< X >	< X

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


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