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Phone AT&T Cingular Flip IV / Cricket Debut Flip Samsung SGH-X640 BlackBerry 7750
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size 2.8" diag.
4 : 3
? ?
Display Resolution & Type 240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
Display Refresh ? ? ?
Battery 1,450 mAh 800 mAh ?
Processor 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) ? ?
RAM 512 MB ? ?
Storage 4 GB ? raw hardware ? raw hardware
Main Camera 2 megapixel Yes -
Wide Camera - - -
Tele Camera - - -
Video Capture WVGA / 480p - -
Front Camera - - -
Weight 4.59 oz
(130g)
3 oz
(85g)
5.01 oz
(142g)
Dimensions 4.13" x 2.14" x 0.74"
(105 x 54 x 18.9 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
Form Factor Clamshell Clamshell Slab
Platform / OS (proprietary) (proprietary) BlackBerry OS
Network Bands

4G LTE: 2, 4, 5, 12, 14

WCDMA: 2, 4, 5

GSM: 900, 1800, 1900

CDMA: 850, 1900

Data Technology LTE (Cat 4) GPRS 1xRTT
Features 
GPS / Location Yes - n/a
Accessibility
Adjustable Text Size Yes - n/a
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
- -
Multiple Languages Yes Yes n/a
TTY/TDD (Digital) Yes - Yes
Alerts
Extra Display Yes - -
Ringer Profiles - - Yes
Connectivity
Bluetooth Yes - -
Mobile Hotspot Yes - n/a
USB Yes
Micro-USB
- Yes
Wi-Fi Yes
4 (802.11 b,g,n)
- -
Contacts
Picture ID Yes Yes n/a
Ringer ID - Yes n/a
Voice Dialing Yes - n/a
Customization
Custom Graphics Yes Yes n/a
Custom Ringtones Yes Yes n/a
Real-Music Ringers Yes - n/a
Data & Network
WAP / Web Browser Yes Yes n/a
Input
Predictive Text Entry Yes Yes n/a
Side Keys Yes Yes Yes
Text Keyboard, Hardware - - Yes
Memory
Memory Card Slot Yes - -
Messaging
Email Client Yes - n/a
EMS / Picture Messaging - Yes n/a
MMS Yes Yes n/a
Text Messaging Templates - Yes n/a
Music
FM Radio Yes - -
Headphone Jack (3.5mm) Yes - -
Music Player Yes - n/a
Productivity
Alarm Yes Yes n/a
Calculator Yes Yes n/a
Calendar Yes Yes n/a
To-Do List - Yes n/a
Voice Memo Yes Yes n/a
Software
Games Yes Yes n/a
Java (J2ME) - Yes n/a
Voice
HD Voice Yes - -
Headset Jack (2.5 mm) - Yes n/a
Speaker Phone Yes Yes -
  AT&T Cingular Flip IV / Cricket Debut Flip Samsung SGH-X640 BlackBerry 7750
  X > < X > < X

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

 
Phone AT&T Cingular Flip IV / Cricket Debut Flip Samsung SGH-X640 BlackBerry 7750

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