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Phone Samsung SCH-A990 BlackBerry 6510 Ericsson T66 Samsung Convoy 4
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? ? 2.4" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
160 x 100 pixels ? 240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,000 mAh 900 mAh ? 1,300 mAh
Processor ? ? ? 480 MHz Qualcomm QSC6185
RAM ? ? ? 256 MB
Storage ? raw hardware ? raw hardware ? raw hardware 512 MB
Main Camera 3 megapixel - - 5 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - - QVGA (320 x 240)
Front Camera - - - -
Weight 4.4 oz
(125g)
5.64 oz
(160g)
2.08 oz
(59g)
5.82 oz
(165g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.53" x 2.95" x 0.95"
(115 x 75 x 24.1 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.26" x 2.18" x 0.93"
(108 x 55 x 23.6 mm)
Form Factor Clamshell Slab Slab Clamshell
Platform / OS (proprietary) BlackBerry OS (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

iDEN: 800

GSM: 900, 1800, 1900

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 - - EVDO rA
Features 
Flashlight Yes - - Yes
GPS / Location Yes n/a - Yes
Ruggedized - - - Yes
Water-Resistant - - - Yes
IPX7 (snorkeling)
Accessibility
Adjustable Text Size - n/a - Yes
Hearing Aid Compatible Yes
M3 (mostly compatible)
- - Yes
M3, T4 (very tele-coil compatible)
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes - - Yes
Alerts
Extra Display Yes - - Yes
Ringer Profiles - Yes Yes -
Connectivity
Bluetooth Yes - - Yes
USB Yes Yes
Mini-USB
- Yes
Micro-USB
Contacts
Picture ID Yes n/a - Yes
Ringer ID Yes n/a - Yes
Voice Dialing Yes n/a - Yes
Customization
Custom Graphics Yes n/a Yes Yes
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers Yes n/a - Yes
Data & Network
Data Tethering Yes n/a - -
WAP / Web Browser Yes n/a Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes
Side Keys Yes - Yes Yes
Text Keyboard, Hardware - Yes - -
Memory
Memory Card Slot Yes - - Yes
Messaging
Email Client - n/a - -
EMS / Picture Messaging Yes n/a Yes -
MMS Yes n/a - Yes
Text Messaging Templates Yes n/a Yes -
Music
Headphone Jack (3.5mm) - - - Yes
Music Player Yes n/a - Yes
Stereo Speakers Yes - - -
Photo & Video
TV Output Yes - - -
Productivity
Alarm Yes n/a Yes Yes
Calculator Yes n/a Yes Yes
Calendar Yes n/a Yes Yes
To-Do List - n/a Yes -
Voice Memo Yes n/a - Yes
Software
BREW Yes n/a - Yes
Games Yes n/a Yes Yes
Java (J2ME) - n/a - -
Voice
Headset Jack (2.5 mm) - n/a - -
Push-To-Talk - Yes - Yes
Speaker Phone Yes - - Yes
  Samsung SCH-A990 BlackBerry 6510 Ericsson T66 Samsung Convoy 4
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 BlackBerry 6510 Ericsson T66 Samsung Convoy 4

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