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Phone Samsung Knack U310 BlackBerry Curve 8330 Motorola i275 Ericsson T66
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
? ? ?
Display Resolution & Type 176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
128 x 128 pixels
LCD (Color)
?
Display Refresh ? ? ? ?
Battery 1,000 mAh 1,150 mAh 750 mAh ?
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - 2 megapixel Yes -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? - -
Front Camera - - - -
Weight 3.63 oz
(103g)
4.02 oz
(114g)
4.6 oz
(130g)
2.08 oz
(59g)
Dimensions 3.78" x 2.01" x 0.74"
(96 x 51 x 18.8 mm)
4.2" x 2.4" x 0.6"
(107 x 61 x 15.2 mm)
4.8" x 1.93" x 0.98"
(122 x 49 x 24.9 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) BlackBerry OS (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

iDEN: 800

GSM: 900, 1800, 1900

Data Technology - EVDO r0 - -
Features 
GPS / Location Yes n/a Yes -
Accessibility
Adjustable Text Size Yes n/a - -
Hearing Aid Compatible Yes Yes - -
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Extra Display Yes - - -
Ringer Profiles - Yes Yes Yes
Connectivity
Bluetooth -
Yes
Classic Audio
-
-
USB - Yes
Mini-USB
- -
Contacts
Picture ID - n/a - -
Ringer ID - n/a Yes -
Voice Dialing Yes n/a Yes -
Customization
Custom Graphics - n/a Yes Yes
Custom Ringtones - n/a Yes Yes
Real-Music Ringers - n/a - -
Data & Network
Data Tethering - n/a Yes -
WAP / Web Browser - n/a Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - -
Memory
Memory Card Slot - Yes - -
Messaging
Email Client - n/a - -
EMS / Picture Messaging Yes n/a - Yes
MMS - n/a Yes -
Text Messaging Templates - n/a Yes Yes
Music
Headphone Jack (3.5mm) - Yes - -
Music Player - n/a - -
Productivity
Alarm Yes n/a - Yes
Calculator Yes n/a - Yes
Calendar Yes n/a Yes Yes
To-Do List - n/a - Yes
Voice Memo - n/a Yes -
Software
Games - n/a Yes Yes
Java (J2ME) - n/a Yes -
Voice
Headset Jack (2.5 mm) Yes n/a Yes -
Push-To-Talk - - Yes -
Speaker Phone Yes Yes Yes -
  * Some versions only
  Samsung Knack U310 BlackBerry Curve 8330 Motorola i275 Ericsson T66
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Knack U310 BlackBerry Curve 8330 Motorola i275 Ericsson T66

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