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Phone Samsung SCH-A570 Motorola V710 Apple iPhone 4 (GSM) Samsung Zeal / Alias 2 SCH-U750
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 3.5" diag.
5 : 3
2.6" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (STN)
176 x 220 pixels
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~154 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ?
Battery ? ? ? 880 mAh
Processor ? ? Apple A4 ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware 32 GB * ? raw hardware
Main Camera - 1 megapixel 5 megapixel 2 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? 720p HD QCIF (176 x 144)
Front Camera - - Yes -
Weight 3.6 oz
(102g)
4.06 oz
(115g)
4.8 oz
(136g)
4.34 oz
(123g)
Dimensions 3.3" x 1.8" x 0.9"
(84 x 46 x 22.9 mm)
3.7" x 1.93" x 0.92"
(94 x 49 x 23.4 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
4.01" x 2.04" x 0.67"
(102 x 52 x 17 mm)
Form Factor Clamshell Clamshell Slab Clamshell
Platform / OS (proprietary) (proprietary) iOS (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology 1xRTT 1xRTT HSPA 7.2 EVDO r0
Features 
GPS / Location Yes Yes n/a Yes
Accessibility
Adjustable Text Size - - n/a Yes
Hearing Aid Compatible - Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4 (very compatible)
Multiple Languages Yes Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display Yes Yes - Yes
Connectivity
Bluetooth - Yes Yes Yes
Mobile Hotspot - - n/a -
USB - Yes * Yes Yes
Wi-Fi - - Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID - Yes n/a Yes
Ringer ID - Yes n/a Yes
Voice Dialing Yes Yes n/a Yes
Customization
Custom Graphics Yes Yes n/a Yes
Custom Ringtones Yes Yes n/a Yes
Real-Music Ringers - Yes n/a Yes
Data & Network
Data Tethering - Yes n/a Yes
WAP / Web Browser Yes Yes n/a Yes
Input
Predictive Text Entry Yes Yes n/a Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes
Touch Screen - - Yes
Capacitive
-
Memory
Memory Card Slot - Yes - Yes
Messaging
Email Client - Yes * n/a Yes
EMS / Picture Messaging Yes Yes n/a -
Instant Messaging - - n/a Yes
MMS - Yes n/a Yes
Text Messaging Templates Yes Yes n/a Yes
Music
Headphone Jack (3.5mm) - - Yes -
Music Player - Yes n/a Yes
Photo & Video
TV Output - - Yes -
Productivity
Alarm Yes Yes n/a Yes
Calculator Yes Yes n/a Yes
Calendar Yes Yes n/a Yes
To-Do List Yes - n/a -
Voice Memo Yes Yes n/a Yes
Software
BREW Yes Yes n/a Yes
Games Yes Yes n/a Yes
Voice
Headset Jack (2.5 mm) Yes Yes n/a Yes
Speaker Phone - Yes Yes Yes
  * Some versions only
  Samsung SCH-A570 Motorola V710 Apple iPhone 4 (GSM) Samsung Zeal / Alias 2 SCH-U750
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Phone Samsung SCH-A570 Motorola V710 Apple iPhone 4 (GSM) Samsung Zeal / Alias 2 SCH-U750

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