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Phone Casio G'zOne Commando Ericsson T66 HTC G2 BlackBerry Curve 8300 Samsung Knack U310
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 3.6" diag.
5 : 3
? 3.7" diag.
5 : 3
? 2.2" diag.
4 : 3
Display Resolution & Type 480 x 800 pixels
(~259 ppi)
LCD (TFT/TFD)
? 480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? 60 Hz ? ?
Battery 1,460 mAh ? 1,300 mAh ? 1,000 mAh
Processor 800 MHz Qualcomm S2 MSM7630 ? 800 MHz Qualcomm S2 MSM7230 ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 5 megapixel - 5 megapixel 2 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture WVGA / 480p - 720p HD - -
Front Camera - - - - -
Weight 5.4 oz
(153g)
2.08 oz
(59g)
6.5 oz
(184g)
3.92 oz
(111g)
3.63 oz
(103g)
Dimensions 5.1" x 2.6" x 0.6"
(130 x 66 x 15.2 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
4.2" x 2.36" x 0.61"
(107 x 60 x 15.5 mm)
3.78" x 2.01" x 0.74"
(96 x 51 x 18.8 mm)
Form Factor Slab Slab Slab Slab Clamshell
Platform / OS Android (proprietary) Android BlackBerry OS (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology EVDO rA - HSPA 14.4 EDGE -
Features 
GPS / Location n/a - n/a n/a Yes
Ruggedized Yes - - - -
Accessibility
Adjustable Text Size n/a - n/a n/a Yes
Hearing Aid Compatible Yes - Yes - Yes
Multiple Languages n/a Yes n/a n/a Yes
TTY/TDD (Digital) Yes - - Yes Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles - Yes - Yes -
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
-
Mobile Hotspot n/a - n/a n/a -
USB Yes
Micro-USB
- Yes Yes -
Wi-Fi Yes
4 (802.11 b,g,n)
- Yes
4 (802.11 b,g,n)
- -
Contacts
Picture ID n/a - n/a n/a -
Ringer ID n/a - n/a n/a -
Voice Dialing n/a - n/a n/a Yes
Customization
Custom Graphics n/a Yes n/a n/a -
Custom Ringtones n/a Yes n/a n/a -
Real-Music Ringers n/a - n/a n/a -
Data & Network
Data Tethering n/a - n/a n/a -
WAP / Web Browser n/a Yes n/a n/a -
Input
Predictive Text Entry n/a Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes Yes -
Touch Screen Yes - Yes - -
Memory
Memory Card Slot Yes - Yes Yes -
Messaging
Email Client n/a - n/a n/a -
EMS / Picture Messaging n/a Yes n/a n/a Yes
Instant Messaging n/a - n/a n/a -
MMS n/a - n/a n/a -
Text Messaging Templates n/a Yes n/a n/a -
Music
Headphone Jack (3.5mm) Yes - Yes Yes -
Music Player n/a - n/a n/a -
Productivity
Alarm n/a Yes n/a n/a Yes
Calculator n/a Yes n/a n/a Yes
Calendar n/a Yes n/a n/a Yes
To-Do List n/a Yes n/a n/a -
Voice Memo n/a - n/a n/a -
Software
Games n/a Yes n/a n/a -
Java (J2ME) n/a - n/a n/a -
Voice
Headset Jack (2.5 mm) n/a - n/a n/a Yes
Push-To-Talk Yes - - Yes * -
Speaker Phone Yes - Yes Yes Yes
  * Some versions only
  Casio G'zOne Commando Ericsson T66 HTC G2 BlackBerry Curve 8300 Samsung Knack U310
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Casio G'zOne Commando Ericsson T66 HTC G2 BlackBerry Curve 8300 Samsung Knack U310

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