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Specifications
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Phone	Apple iPhone 4 (CDMA)	Samsung SGH-A657	LG AX-275	Samsung SCH-A990	HTC Merge
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.5" diag. 5 : 3	?	?	?	3.8" diag. 5 : 3
Display Resolution & Type	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	128 x 128 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	480 x 800 pixels (~246 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	?	1,420 mAh	850 mAh	1,000 mAh	1,400 mAh
Processor	?	?	?	?	800 MHz Qualcomm S2 MSM7630
RAM	?	?	?	?	?
Storage	8 GB *	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	-	Yes	3 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	-	?	720p HD
Front Camera	Yes	-	-	-	-
Weight	4.8 oz (136g)	4.34 oz (123g)	2.82 oz (80g)	4.4 oz (125g)	6.98 oz (198g)
Dimensions	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm)	3.58" x 1.81" x 0.78" (91 x 46 x 19.8 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.74" x 2.43" x 0.59" (120 x 62 x 15 mm)
Form Factor	Slab	Slab	Clamshell	Clamshell	Slide
Platform / OS	iOS	(proprietary)	(proprietary)	(proprietary)	Android
Network Bands	CDMA: 850, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900
Data Technology	EVDO rA	HSDPA 3.6	1xRTT	EVDO r0	EVDO rA
Features
Flashlight	-	Yes	-	Yes	Yes
GPS / Location	n/a	Yes	Yes	Yes	n/a
Ruggedized	-	Yes	-	-	-
Accessibility
Adjustable Text Size	n/a	-	-	-	n/a
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	Yes	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	-
Alerts
Extra Display	-	-	Yes	Yes	-
Connectivity
Bluetooth	Yes	Yes	-	Yes	Yes
Mobile Hotspot	n/a	-	-	-	n/a
USB	Yes	Yes	-	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	Yes	Yes	n/a
Ringer ID	n/a	Yes	Yes	Yes	n/a
Voice Dialing	n/a	-	Yes	Yes	n/a
Customization
Custom Graphics	n/a	Yes	Yes	Yes	n/a
Custom Ringtones	n/a	Yes	Yes	Yes	n/a
Real-Music Ringers	n/a	Yes	Yes	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	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	Yes Capacitive	-	-	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	-	Yes	Yes
Messaging
Email Client	n/a	Yes	-	-	n/a
EMS / Picture Messaging	n/a	-	-	Yes	n/a
Instant Messaging	n/a	Yes	-	-	n/a
MMS	n/a	Yes	Yes	Yes	n/a
Text Messaging Templates	n/a	Yes	Yes	Yes	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	Yes	-	Yes	n/a
Stereo Speakers	-	-	-	Yes	-
Photo & Video
TV Output	Yes	-	-	Yes	-
Video Calling	n/a	-	-	-	n/a
Productivity
Alarm	n/a	Yes	Yes	Yes	n/a
Calculator	n/a	Yes	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
BREW	n/a	-	Yes	Yes	n/a
Games	n/a	Yes	Yes	Yes	n/a
Java (J2ME)	n/a	Yes	-	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	-	Yes	-	n/a
Push-To-Talk	-	Yes	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Apple iPhone 4 (CDMA)	Samsung SGH-A657	LG AX-275	Samsung SCH-A990	HTC Merge
	X >	< X >	< X >	< X >	< X

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


Phone	Apple iPhone 4 (CDMA)	Samsung SGH-A657	LG AX-275	Samsung SCH-A990	HTC Merge