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Phone BlackBerry 7750 ZTE C88 Palm Treo 600 (CDMA) Samsung M400 Motorola T280i
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2" diag.
4 : 3
? 2.4" diag.
4 : 3
?
Display Resolution & Type 240 x 240 pixels
LCD (Color)
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
160 x 160 pixels
LCD (Color)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
?
Display Refresh ? ? ? ? ?
Battery ? 800 mAh ? 1,000 mAh ?
Processor ? ? ? 400 MHz Qualcomm QSC6155 ?
RAM ? ? ? 128 MB ?
Storage ? raw hardware ? raw hardware ? raw hardware 256 MB ? raw hardware
Main Camera - Yes Yes 1 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - - -
Front Camera - - - - -
Weight 5.01 oz
(142g)
3.46 oz
(98g)
6.2 oz
(176g)
3.7 oz
(105g)
4 oz
(113g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.85" x 1.92" x 0.7"
(98 x 49 x 17.8 mm)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
4.9" x 1.9" x 0.9"
(124 x 48 x 22.9 mm)
Form Factor Slab Clamshell Slab Clamshell Slab
Platform / OS BlackBerry OS (proprietary) Palm OS (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 800, 850, 1900

GSM: 900, 1800, 1900

Data Technology 1xRTT 1xRTT 1xRTT 1xRTT GPRS
Features 
GPS / Location n/a Yes n/a Yes -
Accessibility
Adjustable Text Size n/a - n/a Yes -
Hearing Aid Compatible - - - Yes -
Multiple Languages n/a Yes n/a Yes -
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display - Yes - Yes -
Ringer Profiles Yes - - - -
Connectivity
Bluetooth - Yes
Classic Audio
- Yes
Classic Audio
Yes
Infrared (IR) - - Yes - Yes
USB Yes Yes
Micro-USB
Yes Yes
Micro-USB
Yes
Contacts
Picture ID n/a - n/a Yes -
Ringer ID n/a Yes n/a Yes Yes
Voice Dialing n/a Yes n/a Yes Yes
Customization
Custom Graphics n/a Yes n/a Yes Yes
Custom Ringtones n/a Yes n/a Yes Yes
Real-Music Ringers n/a Yes n/a Yes -
Data & Network
Data Tethering n/a - n/a - Yes
WAP / Web Browser n/a Yes n/a Yes Yes
Input
Predictive Text Entry n/a Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - Yes - -
Touch Screen - - Yes - -
Memory
Memory Card Slot - - Yes - -
Messaging
Email Client n/a Yes n/a - -
EMS / Picture Messaging n/a - n/a - Yes
Instant Messaging n/a Yes n/a - -
MMS n/a Yes n/a Yes -
Text Messaging Templates n/a Yes n/a Yes -
Music
Headphone Jack (3.5mm) - - - Yes -
Productivity
Alarm n/a Yes n/a Yes Yes
Calculator n/a Yes n/a Yes Yes
Calendar n/a Yes n/a Yes Yes
To-Do List n/a - n/a - -
Voice Memo n/a Yes n/a Yes Yes
Software
BREW n/a Yes n/a - -
Games n/a Yes n/a Yes Yes
Java (J2ME) n/a - n/a - Yes
Voice
Headset Jack (2.5 mm) n/a - n/a - Yes
Speaker Phone - Yes Yes Yes -
  BlackBerry 7750 ZTE C88 Palm Treo 600 (CDMA) Samsung M400 Motorola T280i
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Phone BlackBerry 7750 ZTE C88 Palm Treo 600 (CDMA) Samsung M400 Motorola T280i

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