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Phone Samsung MM-A900 / SPH-A900 / Ace Samsung SPH-N400 Apple iPhone 4 (GSM) BlackBerry Storm2 9550 Samsung SCH-A530
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 3.5" diag.
5 : 3
3.3" diag.
4 : 3
?
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
360 x 480 pixels
(~185 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
Display Refresh ? ? 60 Hz ? ?
Battery ? ? ? 1,400 mAh ?
Processor ? ? Apple A4 ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware 32 GB * ? raw hardware ? raw hardware
Main Camera 1 megapixel - 5 megapixel 3 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? - 720p HD ? -
Front Camera - - Yes - -
Weight 3.9 oz
(111g)
4 oz
(113g)
4.8 oz
(136g)
5.64 oz
(160g)
3 oz
(85g)
Dimensions 3.86" x 2.01" x 0.57"
(98 x 51 x 14.5 mm)
4.25" x 2.04" x 0.82"
(108 x 52 x 20.8 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
4.43" x 2.45" x 0.55"
(113 x 62 x 14 mm)
3.18" x 1.67" x 0.9"
(81 x 42 x 22.9 mm)
Form Factor Clamshell Flip Slab Slab Clamshell
Platform / OS (proprietary) (proprietary) iOS BlackBerry OS (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology EVDO r0 1xRTT HSPA 7.2 EVDO rA 1xRTT
Features 
GPS / Location Yes Yes n/a n/a Yes
Accessibility
Adjustable Text Size - - n/a n/a -
Hearing Aid Compatible - - Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
-
Multiple Languages Yes Yes n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display Yes - - - Yes
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes - Yes Yes -
Mobile Hotspot - - n/a n/a -
USB Yes Yes Yes Yes -
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
-
Contacts
Picture ID Yes Yes n/a n/a Yes
Ringer ID Yes Yes n/a n/a Yes
Voice Dialing Yes Yes n/a n/a Yes
Customization
Custom Graphics Yes Yes n/a n/a Yes
Custom Ringtones Yes Yes n/a n/a Yes
Real-Music Ringers - - n/a n/a -
Data & Network
Data Tethering Yes Yes n/a n/a Yes
WAP / Web Browser Yes Yes n/a n/a Yes
Input
Predictive Text Entry Yes Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes
Capacitive
Yes
Capacitive
-
Memory
Memory Card Slot - - - Yes -
Messaging
Email Client - - n/a n/a -
Instant Messaging - - n/a n/a -
MMS - - n/a n/a -
Text Messaging Templates Yes - n/a n/a -
Music
Headphone Jack (3.5mm) - - Yes Yes -
Music Player Yes - n/a n/a -
Photo & Video
TV Output - - Yes - -
Productivity
Alarm Yes Yes n/a n/a Yes
Calculator Yes Yes n/a n/a Yes
Calendar Yes Yes n/a n/a Yes
To-Do List Yes Yes n/a n/a Yes
Voice Memo Yes - n/a n/a Yes
Software
BREW - - n/a n/a Yes
Games Yes Yes n/a n/a Yes
Java (J2ME) Yes Yes n/a n/a -
Voice
Headset Jack (2.5 mm) Yes Yes n/a n/a Yes
Speaker Phone Yes Yes Yes Yes -
  * Some versions only
  Samsung MM-A900 / SPH-A900 / Ace Samsung SPH-N400 Apple iPhone 4 (GSM) BlackBerry Storm2 9550 Samsung SCH-A530
  X > < X > < X > < X > < X

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

 
Phone Samsung MM-A900 / SPH-A900 / Ace Samsung SPH-N400 Apple iPhone 4 (GSM) BlackBerry Storm2 9550 Samsung SCH-A530

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