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Phone Kyocera 7135 Ericsson T28 World HP Pre 3 (CDMA) Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Not yet released Released
Specifications 
Display Size ? ? 3.6" diag.
5 : 3
?
Display Resolution & Type 160 x 160 pixels
LCD (TFT/TFD)
? 480 x 800 pixels
(~261 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery ? 500 mAh 1,230 mAh 1,490 mAh
Processor 33 MHz DragonBall ? 1.4 GHz Qualcomm Snapdragon S2 MSM8655 400 MHz Intel XScale
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware 16 GB * ? raw hardware
Main Camera - - 5 megapixel Yes
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - 720p HD QCIF (176 x 144)
Front Camera - - Yes -
Weight 6.6 oz
(187g)
3.14 oz
(89g)
5.5 oz
(156g)
7.41 oz
(210g)
Dimensions 3.97" x 2.43" x 1.17"
(101 x 62 x 29.7 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
4.37" x 2.52" x 0.63"
(111 x 64 x 16 mm)
4.92" x 2.83" x 0.75"
(125 x 72 x 19.1 mm)
Form Factor Clamshell Flip Slide Slide
Platform / OS Palm OS (proprietary) (proprietary) Windows Mobile Professional
Network Bands

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1900

WCDMA: 1, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT - EVDO rA GPRS
Features 
GPS / Location n/a - Yes n/a
Accessibility
Hearing Aid Compatible - - Yes -
Multiple Languages n/a - Yes n/a
Alerts
Extra Display Yes - - -
Ringer Profiles - Yes - -
Connectivity
Bluetooth - - Yes
Classic Audio
Yes
Infrared (IR) Yes - - Yes
Mobile Hotspot n/a - Yes n/a
USB Yes - Yes
Micro-USB
Yes
Wi-Fi - - Yes
4 (802.11 a,b,g,n)
Yes
Contacts
Picture ID n/a - Yes n/a
Ringer ID n/a - Yes n/a
Voice Dialing n/a Yes Yes n/a
Customization
Custom Graphics n/a - Yes n/a
Custom Ringtones n/a Yes Yes n/a
Real-Music Ringers n/a - Yes n/a
Data & Network
Data Tethering n/a Yes Yes n/a
WAP / Web Browser n/a - Yes n/a
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes Yes
Touch Screen Yes - Yes Yes
Memory
Memory Card Slot Yes - - Yes
Messaging
Email Client n/a - Yes n/a
Instant Messaging n/a - Yes n/a
MMS n/a - Yes n/a
Music
Headphone Jack (3.5mm) - - Yes -
Music Player n/a - Yes n/a
Productivity
Alarm n/a Yes Yes n/a
Calculator n/a Yes Yes n/a
Calendar n/a - Yes n/a
To-Do List n/a - Yes n/a
Voice Memo n/a - - n/a
Software
Games n/a Yes Yes n/a
Java (J2ME) n/a - - n/a
Voice
Headset Jack (2.5 mm) n/a - - n/a
Speaker Phone Yes - Yes Yes
  * Some versions only
  Kyocera 7135 Ericsson T28 World HP Pre 3 (CDMA) Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Kyocera 7135 Ericsson T28 World HP Pre 3 (CDMA) Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)

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