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Specifications
	X >	< X >	< X >	< X >	< X

Phone	HTC Amaze 4G	Samsung SCH-A310	Nokia 8801 / 8800	LG PM-225	Apple iPhone 4 (GSM)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.3" diag. 16 : 9	?	?	?	3.5" diag. 5 : 3
Display Resolution & Type	540 x 960 pixels (~256 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (Grayscale)	208 x 208 pixels LCD (TFT/TFD)	128 x 160 pixels LCD (STN)	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	1,730 mAh	?	600 mAh	1,000 mAh	?
Processor	1.5 GHz Qualcomm Snapdragon S3 dual-core	?	?	?	Apple A4
RAM	1 GB	?	?	?	?
Storage	16 GB	? raw hardware	? raw hardware	? raw hardware	32 GB *
Main Camera	8 megapixel	-	Yes	Yes	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	1080p HD	-	QCIF (176 x 144)	-	720p HD
Front Camera	2 megapixel	-	-	-	Yes
Weight	6.1 oz (173g)	3.2 oz (91g)	4.82 oz (137g)	3.35 oz (95g)	4.8 oz (136g)
Dimensions	5.12" x 2.58" x 0.46" (130 x 66 x 11.7 mm)	3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm)	4.21" x 1.77" x 0.63" (107 x 45 x 16 mm)	3.53" x 1.76" x 0.93" (90 x 45 x 23.6 mm)	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)
Form Factor	Slab	Clamshell	Slide	Clamshell	Slab
Platform / OS	Android	(proprietary)	(proprietary)	(proprietary)	iOS
Network Bands	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	GSM: 850, 1800, 1900 *	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900
Data Technology	HSPA+ 42	1xRTT	EDGE	1xRTT	HSPA 7.2
Features
Flashlight	Yes	-	-	-	-
GPS / Location	n/a	Yes	-	Yes	n/a
Accessibility
Adjustable Text Size	n/a	-	-	-	n/a
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	-	-	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	-	-	Yes	Yes
Alerts
Extra Display	-	Yes	-	Yes	-
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	Yes	-	Yes	-	Yes
Mobile Hotspot	n/a	-	-	-	n/a
NFC	Yes	-	-	-	-
USB	Yes	Yes	-	Yes	Yes
Wi-Fi	Yes 4 (802.11 a,b,g,n)	-	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	-	Yes	Yes	n/a
Ringer ID	n/a	-	-	Yes	n/a
Voice Dialing	n/a	Yes	Yes	Yes	n/a
Customization
Changeable Body Plates	-	Yes	-	-	-
Custom Graphics	n/a	-	Yes	Yes	n/a
Custom Ringtones	n/a	-	Yes	Yes	n/a
Real-Music Ringers	n/a	-	Yes	-	n/a
Data & Network
Data Tethering	n/a	Yes	Yes	-	n/a
WAP / Web Browser	n/a	Yes	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	Yes	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Touch Screen	Yes Capacitive	-	-	-	Yes Capacitive
Memory
Memory Card Slot	Yes	-	-	-	-
Messaging
Email Client	n/a	-	Yes	-	n/a
Instant Messaging	n/a	-	-	-	n/a
MMS	n/a	-	Yes	-	n/a
Text Messaging Templates	n/a	-	Yes	-	n/a
Music
FM Radio	Yes	-	Yes	-	-
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	-	Yes	-	n/a
Photo & Video
DLNA	Yes	-	-	-	-
TV Output	Yes	-	-	-	Yes
Productivity
Alarm	n/a	-	Yes	Yes	n/a
Calculator	n/a	-	Yes	Yes	n/a
Calendar	n/a	Yes	Yes	Yes	n/a
To-Do List	n/a	-	Yes	-	n/a
Voice Memo	n/a	Yes	Yes	Yes	n/a
Software
Games	n/a	Yes	Yes	Yes	n/a
Java (J2ME)	n/a	-	Yes	Yes	n/a
Voice
Headset Jack (2.5 mm)	n/a	Yes	-	Yes	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	* Some versions only
	HTC Amaze 4G	Samsung SCH-A310	Nokia 8801 / 8800	LG PM-225	Apple iPhone 4 (GSM)
	X >	< X >	< X >	< X >	< X

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


Phone	HTC Amaze 4G	Samsung SCH-A310	Nokia 8801 / 8800	LG PM-225	Apple iPhone 4 (GSM)