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Phone HTC Touch Diamond (CDMA) Samsung Axle R311 Palm Treo 755p LG A380
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.8" diag.
4 : 3
1.9" diag.
4 : 3
? 2.4" diag.
4 : 3
Display Resolution & Type 480 x 640 pixels
(~286 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~148 ppi)
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,340 mAh ? 1,600 mAh 900 mAh
Processor 528 MHz Qualcomm MSM7501A ? 312 MHz Intel XScale ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware 256 MB
Main Camera 3 megapixel Yes 1 megapixel 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture CIF (352 x 288) - CIF (352 x 288) QVGA (320 x 240)
Front Camera - - - -
Weight 4.1 oz
(116g)
3.37 oz
(96g)
5.64 oz
(160g)
3.56 oz
(101g)
Dimensions 3.98" x 2" x 0.6"
(101 x 51 x 15.2 mm)
3.54" x 1.77" x 0.77"
(90 x 45 x 19.6 mm)
4.4" x 2.3" x 0.84"
(112 x 58 x 21.3 mm)
4.02" x 2.05" x 0.67"
(102 x 52 x 17 mm)
Form Factor Slab Clamshell Slab Clamshell
Platform / OS Windows Mobile Professional (proprietary) Palm OS (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology EVDO rA 1xRTT EVDO r0 HSDPA 3.6
Features 
GPS / Location n/a Yes n/a Yes
Accessibility
Adjustable Text Size n/a - n/a Yes
Hearing Aid Compatible Yes Yes Yes Yes
Multiple Languages n/a Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - Yes -
USB Yes
Mini-USB
- Yes Yes
Micro-USB
Wi-Fi Yes
802.11 b,g
- - -
Contacts
Picture ID n/a Yes n/a Yes
Ringer ID n/a Yes n/a Yes
Voice Dialing n/a Yes n/a Yes
Customization
Custom Graphics n/a Yes n/a Yes
Custom Ringtones n/a Yes n/a Yes
Real-Music Ringers n/a Yes n/a Yes
Data & Network
Data Tethering n/a Yes n/a -
External Antenna Jack n/a - n/a -
WAP / Web Browser n/a Yes n/a Yes
Input
Predictive Text Entry n/a Yes n/a Yes
Side Keys Yes Yes Yes Yes
Stylus Yes - - -
Text Keyboard, Hardware - - Yes -
Touch Screen Yes - Yes -
Memory
Memory Card Slot Yes * - Yes Yes
Messaging
Email Client n/a - n/a -
Instant Messaging n/a - n/a -
MMS n/a Yes n/a Yes
Text Messaging Templates n/a Yes n/a Yes
Music
Music Player n/a - n/a Yes
Productivity
Alarm n/a Yes n/a Yes
Calculator n/a Yes n/a Yes
Calendar n/a Yes n/a Yes
To-Do List n/a - n/a Yes
Voice Memo n/a Yes n/a Yes
Software
BREW n/a Yes n/a -
Games n/a Yes n/a Yes
Java (J2ME) n/a - n/a Yes
Voice
Headset Jack (2.5 mm) n/a - n/a -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  HTC Touch Diamond (CDMA) Samsung Axle R311 Palm Treo 755p LG A380
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Phone HTC Touch Diamond (CDMA) Samsung Axle R311 Palm Treo 755p LG A380

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