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Phone Apple iPhone 4 (CDMA) Samsung SCH-A570 BlackBerry 7750 Huawei W1 Samsung SPH-N270 (Matrix Phone)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 3.5" diag.
5 : 3
? ? 4" diag.
5 : 3
?
Display Resolution & Type 640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
240 x 240 pixels
LCD (Color)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? ? ?
Battery ? ? ? 1,950 mAh 1,000 mAh
Processor ? ? ? 1.2 GHz Qualcomm Snapdragon 400 MSM8230 ?
RAM ? ? ? 512 MB ?
Storage 8 GB * ? raw hardware ? raw hardware 4 GB ? raw hardware
Main Camera 5 megapixel - - 5 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD - - 720p HD -
Front Camera Yes - - Yes -
Weight 4.8 oz
(136g)
3.6 oz
(102g)
5.01 oz
(142g)
4.41 oz
(125g)
4.66 oz
(132g)
Dimensions 4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
3.3" x 1.8" x 0.9"
(84 x 46 x 22.9 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.84" x 2.5" x 0.41"
(123 x 64 x 10.4 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
Form Factor Slab Clamshell Slab Slab Slide
Platform / OS iOS (proprietary) BlackBerry OS Windows (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology EVDO rA 1xRTT 1xRTT HSPA+ 21 -
Features 
GPS / Location n/a Yes n/a n/a Yes
Accessibility
Adjustable Text Size n/a - n/a n/a -
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
- - Yes
M3 (mostly compatible)
-
Multiple Languages n/a Yes n/a n/a Yes
TTY/TDD (Digital) - Yes Yes - -
Alerts
Extra Display - Yes - - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes - - Yes -
Mobile Hotspot n/a - n/a n/a -
USB Yes - Yes Yes
Micro-USB
-
Wi-Fi Yes
4 (802.11 b,g,n)
- - Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID n/a - n/a n/a Yes
Ringer ID n/a - n/a n/a Yes
Voice Dialing n/a Yes n/a n/a Yes
Customization
Custom Graphics n/a Yes n/a n/a -
Custom Ringtones n/a Yes n/a n/a -
Real-Music Ringers n/a - n/a n/a -
Data & Network
WAP / Web Browser n/a Yes n/a n/a -
Input
Predictive Text Entry n/a Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes -
Text Keyboard, Hardware - - Yes - -
Touch Screen Yes
Capacitive
- - Yes
Capacitive
-
Memory
Memory Card Slot - - - Yes -
Messaging
Email Client n/a - n/a n/a -
EMS / Picture Messaging n/a Yes n/a n/a -
Instant Messaging n/a - n/a n/a -
MMS n/a - n/a n/a -
Text Messaging Templates n/a Yes n/a n/a -
Music
Headphone Jack (3.5mm) Yes - - Yes -
Music Player n/a - n/a n/a -
Photo & Video
TV Output Yes - - - -
Video Calling n/a - n/a n/a -
Productivity
Alarm n/a Yes n/a n/a Yes
Calculator n/a Yes n/a n/a Yes
Calendar n/a Yes n/a n/a Yes
To-Do List n/a Yes n/a n/a Yes
Voice Memo n/a Yes n/a n/a Yes
Software
BREW n/a Yes n/a n/a -
Games n/a Yes n/a n/a -
Java (J2ME) n/a - n/a n/a -
Voice
Headset Jack (2.5 mm) n/a Yes n/a n/a Yes
Speaker Phone Yes - - Yes -
  Apple iPhone 4 (CDMA) Samsung SCH-A570 BlackBerry 7750 Huawei W1 Samsung SPH-N270 (Matrix Phone)
  X > < X > < X > < X > < X

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

 
Phone Apple iPhone 4 (CDMA) Samsung SCH-A570 BlackBerry 7750 Huawei W1 Samsung SPH-N270 (Matrix Phone)

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