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Specifications
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Phone	Samsung Messager R450	Apple iPhone 4 (CDMA)	Samsung SCH-A990	ZTE Blade Vantage	Pantech Breeze II
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.1" diag. 4 : 3	3.5" diag. 5 : 3	?	5" diag. 16 : 9	2.2" diag. 4 : 3
Display Resolution & Type	176 x 220 pixels (~134 ppi) LCD (TFT/TFD)	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	60 Hz	?
Battery	960 mAh	?	1,000 mAh	2,500 mAh	920 mAh
Processor	?	?	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?
RAM	?	?	?	2 GB	?
Storage	? raw hardware	8 GB *	? raw hardware	16 GB	? raw hardware
Main Camera	1 megapixel	5 megapixel	3 megapixel	8 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	?	720p HD	?
Front Camera	-	Yes	-	2 megapixel	-
Weight	4.58 oz (130g)	4.8 oz (136g)	4.4 oz (125g)	5.29 oz (150g)	3.55 oz (101g)
Dimensions	4.4" x 2" x 0.7" (112 x 51 x 17.8 mm)	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	4" x 2" x 0.7" (102 x 51 x 17.8 mm)
Form Factor	Slab	Slab	Clamshell	Slab	Clamshell
Platform / OS	(proprietary)	iOS	(proprietary)	Android	(proprietary)
Network Bands	CDMA: 850, 1700, 1900	CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 13	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	EVDO rA	EVDO r0	LTE (Cat 4)	HSDPA 3.6
Features
Flashlight	-	-	Yes	Yes	-
GPS / Location	Yes	n/a	Yes	n/a	Yes
Accessibility
Adjustable Text Size	-	n/a	-	n/a	Yes
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M3, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	Yes	n/a	Yes
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	Yes	-	Yes
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	-	n/a	-	n/a	-
USB	Yes	Yes	Yes	Yes Micro-USB	Yes
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	Yes	n/a	Yes	n/a	Yes
Ringer ID	Yes	n/a	Yes	n/a	Yes
Voice Dialing	Yes	n/a	Yes	n/a	Yes
Customization
Custom Graphics	Yes	n/a	Yes	n/a	Yes
Custom Ringtones	Yes	n/a	Yes	n/a	Yes
Real-Music Ringers	-	n/a	Yes	n/a	Yes
Data & Network
Data Tethering	-	n/a	Yes	n/a	Yes
WAP / Web Browser	Yes	n/a	Yes	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	-	-	-
Touch Screen	-	Yes Capacitive	-	Yes Capacitive	-
Memory
Memory Card Slot	Yes	-	Yes	Yes	Yes
Messaging
Email Client	-	n/a	-	n/a	Yes
EMS / Picture Messaging	-	n/a	Yes	n/a	-
Instant Messaging	-	n/a	-	n/a	Yes
MMS	Yes	n/a	Yes	n/a	Yes
Text Messaging Templates	Yes	n/a	Yes	n/a	Yes
Music
Headphone Jack (3.5mm)	-	Yes	-	Yes	-
Music Player	Yes	n/a	Yes	n/a	Yes
Stereo Speakers	-	-	Yes	-	-
Photo & Video
TV Output	-	Yes	Yes	-	-
Video Calling	-	n/a	-	n/a	-
Productivity
Alarm	Yes	n/a	Yes	n/a	Yes
Calculator	Yes	n/a	Yes	n/a	Yes
Calendar	Yes	n/a	Yes	n/a	Yes
Voice Memo	Yes	n/a	Yes	n/a	Yes
Software
BREW	Yes	n/a	Yes	n/a	-
Games	Yes	n/a	Yes	n/a	Yes
Java (J2ME)	-	n/a	-	n/a	Yes
Voice
HD Voice	-	-	-	Yes	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung Messager R450	Apple iPhone 4 (CDMA)	Samsung SCH-A990	ZTE Blade Vantage	Pantech Breeze II
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Messager R450	Apple iPhone 4 (CDMA)	Samsung SCH-A990	ZTE Blade Vantage	Pantech Breeze II