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Phone	Samsung SGH-X660	Samsung Transform Ultra	Samsung Droid Charge	Apple iPhone 4 (CDMA)	Nokia G100
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	3.5" diag. 5 : 3	4.3" diag. 5 : 3	3.5" diag. 5 : 3	6.5" diag. 20 : 9
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) AMOLED	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	720 x 1600 pixels (~269 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	60 Hz	60 Hz	60 Hz
Battery	800 mAh	1,500 mAh	1,500 mAh	?	5,000 mAh
Processor	?	1 GHz Qualcomm Snapdragon S2 MSM8655	1 GHz Samsung Hummingbird	?	2 GHz Snapdragon 662
RAM	?	?	?	?	3 GB
Storage	? raw hardware	? raw hardware	? raw hardware	8 GB *	32 GB
Main Camera	Yes	3 megapixel	8 megapixel	5 megapixel	13 megapixel
Wide Camera	-	-	-	-	8 megapixel
Tele Camera	-	-	-	-	-
Video Capture	?	VGA (640 x 480)	720p HD	720p HD	1080p HD
Front Camera	-	Yes	1 megapixel	Yes	8 megapixel
Weight	2.75 oz (78g)	4.9 oz (139g)	5.06 oz (144g)	4.8 oz (136g)	6.87 oz (195g)
Dimensions	3.52" x 1.77" x 0.85" (89 x 45 x 21.6 mm)	4.5" x 2.4" x 0.55" (114 x 61 x 14 mm)	5.1" x 2.68" x 0.46" (130 x 68 x 11.7 mm)	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	6.56" x 3.02" x 0.35" (167 x 77 x 8.8 mm)
Form Factor	Clamshell	Slide	Slab	Slab	Slab
Platform / OS	(proprietary)	Android	Android	iOS	Android
Network Bands	GSM: 900, 1800, 1900	CDMA: 800, 850, 1900	4G LTE: 13 CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 7, 12, 13, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 1900
Data Technology	GPRS	EVDO rA	LTE (Cat 3)	EVDO rA	LTE (Cat 13)
Features
Barometer	-	-	-	-	Yes
Fingerprint Reader	-	-	-	-	Yes stand-alone
Flashlight	-	-	-	-	Yes
GPS / Location	-	n/a	n/a	n/a	n/a
Water-Resistant	-	-	-	-	Yes IPX2 (drip)
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	n/a
Hearing Aid Compatible	-	Yes	Yes	Yes	Yes
Multiple Languages	Yes	n/a	n/a	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	-	-
Alerts
Extra Display	Yes	-	-	-	-
Connectivity
Bluetooth	-	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio
Infrared (IR)	Yes	-	-	-	-
Mobile Hotspot	-	n/a	n/a	n/a	n/a
USB	-	Yes	Yes Micro-USB	Yes	Yes USB Type C
Wi-Fi	-	Yes 4 (802.11 a,b,g,n)	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 5 (802.11 ac,b,g,n)
Contacts
Picture ID	Yes	n/a	n/a	n/a	n/a
Ringer ID	Yes	n/a	n/a	n/a	n/a
Voice Dialing	-	n/a	n/a	n/a	n/a
Customization
Custom Graphics	Yes	n/a	n/a	n/a	n/a
Custom Ringtones	Yes	n/a	n/a	n/a	n/a
Real-Music Ringers	Yes	n/a	n/a	n/a	n/a
Data & Network
Data Tethering	-	n/a	n/a	n/a	n/a
WAP / Web Browser	Yes	n/a	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	-	-	-
Touch Screen	-	Yes	Yes	Yes	Yes
Memory
Memory Card Slot	-	Yes	Yes	-	Yes
Messaging
Email Client	-	n/a	n/a	n/a	n/a
EMS / Picture Messaging	Yes	n/a	n/a	n/a	n/a
Instant Messaging	-	n/a	n/a	n/a	n/a
MMS	Yes	n/a	n/a	n/a	n/a
Text Messaging Templates	Yes	n/a	n/a	n/a	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	-	Yes	Yes	Yes	Yes
Music Player	-	n/a	n/a	n/a	n/a
Photo & Video
DLNA	-	-	Yes	-	-
TV Output	-	-	Yes	Yes	-
Video Calling	-	n/a	n/a	n/a	n/a
Power
Fast Charging	-	-	-	-	Yes
Productivity
Alarm	Yes	n/a	n/a	n/a	n/a
Calculator	Yes	n/a	n/a	n/a	n/a
Calendar	Yes	n/a	n/a	n/a	n/a
To-Do List	Yes	n/a	n/a	n/a	n/a
Voice Memo	Yes	n/a	n/a	n/a	n/a
Software
Games	Yes	n/a	n/a	n/a	n/a
Java (J2ME)	Yes	n/a	n/a	n/a	n/a
Voice
HD Voice	-	-	-	-	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung SGH-X660	Samsung Transform Ultra	Samsung Droid Charge	Apple iPhone 4 (CDMA)	Nokia G100
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X660	Samsung Transform Ultra	Samsung Droid Charge	Apple iPhone 4 (CDMA)	Nokia G100