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Phone Samsung Gloss SCH-U440 Samsung SGH-T819 Ericsson T66 BlackBerry 7750 Samsung M520
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
? ? ? 2.1" diag.
4 : 3
Display Resolution & Type 220 x 176 pixels
(~128 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
? 240 x 240 pixels
LCD (Color)
176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery 800 mAh ? ? ? ?
Processor ? ? ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel 1 megapixel - - 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QCIF (176 x 144) - - ?
Front Camera - - - - -
Weight 3.55 oz
(101g)
3.46 oz
(98g)
2.08 oz
(59g)
5.01 oz
(142g)
2.75 oz
(78g)
Dimensions 2.55" x 2.94" x 0.82"
(65 x 75 x 20.8 mm)
3.96" x 2.03" x 0.55"
(101 x 52 x 14 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.01" x 2.04" x 0.5"
(102 x 52 x 12.7 mm)
Form Factor Clamshell Slide Slab Slab Slide
Platform / OS (proprietary) (proprietary) (proprietary) BlackBerry OS (proprietary)
Network Bands

CDMA: 850, 1900

WCDMA: 4

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology 1xRTT WCDMA (UMTS) - 1xRTT EVDO r0
Features 
GPS / Location Yes - - n/a Yes
Accessibility
Hearing Aid Compatible Yes - - - Yes
Multiple Languages Yes Yes Yes n/a Yes
TTY/TDD (Digital) Yes - - Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - Yes Yes Yes -
Connectivity
Bluetooth Yes Yes - - Yes
USB Yes Yes - Yes Yes
Contacts
Picture ID Yes Yes - n/a Yes
Ringer ID Yes Yes - n/a Yes
Voice Dialing Yes Yes - n/a Yes
Customization
Custom Graphics Yes Yes Yes n/a Yes
Custom Ringtones Yes Yes Yes n/a Yes
Real-Music Ringers Yes Yes - n/a -
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 Yes
Text Keyboard, Hardware Yes - - Yes -
Memory
Memory Card Slot Yes Yes - - Yes
Messaging
Email Client - - - n/a -
EMS / Picture Messaging - Yes Yes n/a -
Instant Messaging - Yes - n/a -
MMS Yes Yes - n/a -
Text Messaging Templates Yes Yes Yes n/a Yes
Music
Music Player Yes Yes - n/a Yes
Productivity
Alarm Yes Yes Yes n/a Yes
Calculator Yes Yes Yes n/a Yes
Calendar Yes Yes Yes n/a Yes
To-Do List - Yes Yes n/a Yes
Voice Memo Yes - - n/a Yes
Software
BREW Yes - - n/a -
Games Yes Yes Yes n/a Yes
Java (J2ME) - Yes - n/a Yes
Voice
Headset Jack (2.5 mm) Yes - - n/a -
Speaker Phone Yes Yes - - Yes
  Samsung Gloss SCH-U440 Samsung SGH-T819 Ericsson T66 BlackBerry 7750 Samsung M520
  X > < X > < X > < X > < X

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

 
Phone Samsung Gloss SCH-U440 Samsung SGH-T819 Ericsson T66 BlackBerry 7750 Samsung M520

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