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Specifications
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Phone	Samsung Impression SGH-A877	Apple iPhone 4S	Motorola Rival A455	Alcatel Fierce	Samsung Transform Ultra
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.2" diag. 5 : 3	3.5" diag. 5 : 3	2.2" diag. 4 : 3	4.5" diag. 16 : 9	3.5" diag. 5 : 3
Display Resolution & Type	240 x 400 pixels (~146 ppi) AMOLED	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	176 x 220 pixels (~131 ppi) LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	60 Hz	60 Hz
Battery	1,000 mAh	?	940 mAh	1,800 mAh	1,500 mAh
Processor	?	Apple A5	?	1.2 GHz MediaTek MT6589M	1 GHz Qualcomm Snapdragon S2 MSM8655
RAM	?	?	?	1 GB	?
Storage	? raw hardware	64 GB *	? raw hardware	4 GB	? raw hardware
Main Camera	3 megapixel	8 megapixel	2 megapixel	5 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	1080p HD	QVGA (320 x 240)	720p HD	VGA (640 x 480)
Front Camera	-	Yes	-	Yes	Yes
Weight	5.2 oz (147g)	4.9 oz (139g)	4.48 oz (127g)	4.59 oz (130g)	4.9 oz (139g)
Dimensions	4.48" x 2.28" x 0.64" (114 x 58 x 16.3 mm)	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	3.82" x 1.96" x 0.73" (97 x 50 x 18.5 mm)	5.13" x 2.64" x 0.35" (130 x 67 x 9 mm)	4.5" x 2.4" x 0.55" (114 x 61 x 14 mm)
Form Factor	Slab	Slab	Slide	Slab	Slide
Platform / OS	(proprietary)	iOS	(proprietary)	Android	Android
Network Bands	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 800, 850, 1900
Data Technology	HSDPA 3.6	HSPA 14.4	EVDO r0	HSPA+ 21	EVDO rA
Features
Flashlight	-	-	-	Yes	-
GPS / Location	Yes	n/a	Yes	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	-	n/a	n/a
Hearing Aid Compatible	Yes	Yes	Yes	Yes	Yes
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	Yes	-	-	-	-
Connectivity
Bluetooth	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio
Mobile Hotspot	-	n/a	-	n/a	n/a
USB	Yes	Yes	Yes Micro-USB	Yes Micro-USB	Yes
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 a,b,g,n)
Contacts
Picture ID	Yes	n/a	Yes	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	-	n/a	Yes	n/a	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Real-Music Ringers	Yes	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	Yes	n/a	Yes	n/a	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	-	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	Yes	-	Yes
Touch Screen	Yes	Yes	Yes	Yes	Yes
Memory
Memory Card Slot	Yes	-	Yes	Yes	Yes
Messaging
Email Client	Yes	n/a	Yes	n/a	n/a
EMS / Picture Messaging	-	n/a	Yes	n/a	n/a
Instant Messaging	Yes	n/a	Yes	n/a	n/a
MMS	Yes	n/a	Yes	n/a	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	-	Yes	Yes	Yes	Yes
Music Player	Yes	n/a	Yes	n/a	n/a
Photo & Video
TV Output	-	Yes	-	-	-
Productivity
Alarm	Yes	n/a	Yes	n/a	n/a
Calculator	Yes	n/a	Yes	n/a	n/a
Calendar	Yes	n/a	Yes	n/a	n/a
To-Do List	Yes	n/a	-	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
BREW	-	n/a	Yes	n/a	n/a
Games	Yes	n/a	Yes	n/a	n/a
Java (J2ME)	Yes	n/a	-	n/a	n/a
Voice
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung Impression SGH-A877	Apple iPhone 4S	Motorola Rival A455	Alcatel Fierce	Samsung Transform Ultra
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Impression SGH-A877	Apple iPhone 4S	Motorola Rival A455	Alcatel Fierce	Samsung Transform Ultra