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Specifications
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Phone	Apple iPhone 4 (GSM)	Samsung SCH-A690	Samsung Galaxy S6 (GSM)	LG AX-490	Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Not yet released	Released	Released	Released
Display Size	3.5" diag. 5 : 3	?	5.1" diag. 16 : 9	?	?
Display Resolution & Type	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (STN)	1440 x 2560 pixels (~576 ppi) AMOLED	128 x 160 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	?	60 Hz	?	?
Battery	?	1,300 mAh	2,550 mAh	1,100 mAh	1,490 mAh
Processor	Apple A4	?	2.1 GHz Samsung Exynos 7420	?	400 MHz Intel XScale
RAM	?	?	3 GB	?	?
Storage	32 GB *	? raw hardware	32 GB *	? raw hardware	? raw hardware
Main Camera	5 megapixel	-	16 megapixel	Yes	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	4K UHD	-	QCIF (176 x 144)
Front Camera	Yes	-	5 megapixel	-	-
Weight	4.8 oz (136g)	4.3 oz (122g)	4.87 oz (138g)	3.79 oz (107g)	7.41 oz (210g)
Dimensions	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	3.64" x 1.93" x 1.02" (92 x 49 x 25.9 mm)	5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm)	3.74" x 1.92" x 1" (95 x 49 x 25.4 mm)	4.92" x 2.83" x 0.75" (125 x 72 x 19.1 mm)
Form Factor	Slab	Clamshell	Slab	Clamshell	Slide
Platform / OS	iOS	(proprietary)	Android	(proprietary)	Windows Mobile Professional
Network Bands	WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900 AMPS: 850	GSM: 850, 900, 1800, 1900
Data Technology	HSPA 7.2	1xRTT	LTE (Cat 6)	1xRTT	GPRS
Features
Fingerprint Reader	-	-	Yes	-	-
Flashlight	-	-	Yes	-	-
GPS / Location	n/a	Yes	n/a	Yes	n/a
VR-ready	-	-	Yes	-	-
Accessibility
Adjustable Text Size	n/a	-	n/a	-	n/a
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	-
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	Yes
Infrared (IR)	-	-	Yes	-	Yes
MirrorLink	-	-	Yes	-	-
Mobile Hotspot	n/a	-	n/a	-	n/a
NFC	-	-	Yes	-	-
USB	Yes	-	Yes Micro-USB	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 5 (802.11 a,ac,b,g,n)	-	Yes
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	-	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	-	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	Yes
Touch Screen	Yes Capacitive	-	Yes Capacitive	-	Yes
Memory
Memory Card Slot	-	-	-	-	Yes
Messaging
Email Client	n/a	-	n/a	-	n/a
MMS	n/a	-	n/a	Yes	n/a
Text Messaging Templates	n/a	Yes	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
DLNA	-	-	Yes	-	-
Miracast	-	-	Yes	-	-
TV Output	Yes	-	Yes	-	-
Power
Fast Charging	-	-	Yes	-	-
Wireless 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	Yes	n/a	-	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
BREW	n/a	Yes	n/a	Yes	n/a
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	-	n/a	-	n/a
Voice
Call Screening	-	Yes	-	-	-
HD Voice	-	-	Yes	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	Yes	n/a
Push-To-Talk	-	Yes	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Apple iPhone 4 (GSM)	Samsung SCH-A690	Samsung Galaxy S6 (GSM)	LG AX-490	Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)
	X >	< X >	< X >	< X >	< X

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


Phone	Apple iPhone 4 (GSM)	Samsung SCH-A690	Samsung Galaxy S6 (GSM)	LG AX-490	Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)