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Phone HP iPAQ hw6510 / hw6515 HP Pre 3 (CDMA) Ericsson T28 World
Current U.S. Carriers (none) (none) (none)
Global Availability Released Not yet released Released
Specifications 
Display Size ? 3.6" diag.
5 : 3
?
Display Resolution & Type 240 x 240 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~261 ppi)
LCD (TFT/TFD)
?
Display Refresh ? ? ?
Battery 1,200 mAh 1,230 mAh 500 mAh
Processor 312 MHz Intel XScale PXA272 1.4 GHz Qualcomm Snapdragon S2 MSM8655 ?
RAM ? ? ?
Storage ? raw hardware 16 GB * ? raw hardware
Main Camera 1 megapixel 5 megapixel -
Wide Camera - - -
Tele Camera - - -
Video Capture ? 720p HD -
Front Camera - Yes -
Weight 5.8 oz
(164g)
5.5 oz
(156g)
3.14 oz
(89g)
Dimensions 4.65" x 2.8" x 0.71"
(118 x 71 x 18 mm)
4.37" x 2.52" x 0.63"
(111 x 64 x 16 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
Form Factor Slab Slide Flip
Platform / OS Windows Mobile Professional (proprietary) (proprietary)
Network Bands

GSM: 850, 900, 1800, 1900

WCDMA: 1, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 900, 1900

Data Technology EDGE EVDO rA -
Features 
GPS / Location n/a Yes -
Accessibility
Hearing Aid Compatible - Yes -
Multiple Languages n/a Yes -
TTY/TDD (Digital) Yes - -
Alerts
Ringer Profiles Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
-
Infrared (IR) Yes - -
Mobile Hotspot n/a Yes -
USB Yes Yes
Micro-USB
-
Wi-Fi - Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID n/a Yes -
Ringer ID n/a Yes -
Voice Dialing n/a Yes Yes
Customization
Custom Graphics n/a Yes -
Custom Ringtones n/a Yes Yes
Real-Music Ringers n/a Yes -
Data & Network
Data Tethering n/a Yes Yes
WAP / Web Browser n/a Yes -
Input
Side Keys - Yes Yes
Text Keyboard, Hardware Yes Yes -
Touch Screen Yes Yes -
Memory
Memory Card Slot Yes - -
Messaging
Email Client n/a Yes -
Instant Messaging n/a Yes -
MMS n/a Yes -
Music
Headphone Jack (3.5mm) - Yes -
Music Player n/a Yes -
Productivity
Alarm n/a Yes Yes
Calculator n/a Yes Yes
Calendar n/a Yes -
To-Do List n/a Yes -
Voice Memo n/a - -
Software
Games n/a Yes Yes
Voice
Headset Jack (2.5 mm) n/a - -
Speaker Phone Yes Yes -
  * Some versions only
  HP iPAQ hw6510 / hw6515 HP Pre 3 (CDMA) Ericsson T28 World
  X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone HP iPAQ hw6510 / hw6515 HP Pre 3 (CDMA) Ericsson T28 World

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