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Phone Sony Ericsson Xperia Play (CDMA) Ericsson T28 World Palm Pixi Plus (GSM) BlackBerry 7750
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 4" diag.
16 : 9
? 2.6" diag.
4 : 3
?
Display Resolution & Type 480 x 854 pixels
(~245 ppi)
LCD (TFT/TFD)
? 320 x 400 pixels
(~195 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
Display Refresh 60 Hz ? ? ?
Battery 1,500 mAh 500 mAh 1,150 mAh ?
Processor 1 GHz Qualcomm Snapdragon S2 MSM8655 ? Qualcomm S1 MSM7227 ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 5 megapixel - 2 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture WVGA / 480p - VGA (640 x 480) -
Front Camera Yes - - -
Weight 6.17 oz
(175g)
3.14 oz
(89g)
3.26 oz
(92g)
5.01 oz
(142g)
Dimensions 4.68" x 2.44" x 0.63"
(119 x 62 x 16 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
4.37" x 2.17" x 0.43"
(111 x 55 x 10.9 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
Form Factor Slab Flip Slab Slab
Platform / OS Android (proprietary) webOS BlackBerry OS
Network Bands

CDMA: 850, 1900

GSM: 900, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology EVDO rA - HSDPA 3.6 1xRTT
Features 
GPS / Location n/a - n/a n/a
Accessibility
Hearing Aid Compatible Yes - Yes -
Multiple Languages n/a - n/a n/a
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Ringer Profiles - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
-
Yes
Classic Audio
-
Mobile Hotspot n/a - n/a n/a
USB Yes
Micro-USB
- Yes
Micro-USB
Yes
Wi-Fi Yes
4 (802.11 b,g,n)
- Yes
802.11 b,g
-
Contacts
Picture ID n/a - n/a n/a
Ringer ID n/a - n/a n/a
Voice Dialing n/a Yes n/a n/a
Customization
Custom Graphics n/a - 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 Yes n/a n/a
WAP / Web Browser n/a - n/a n/a
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes Yes
Touch Screen Yes - Yes -
Memory
Memory Card Slot Yes - - -
Messaging
Email Client n/a - n/a n/a
Instant Messaging n/a - n/a n/a
MMS n/a - n/a n/a
Music
Headphone Jack (3.5mm) Yes - Yes -
Music Player n/a - n/a n/a
Stereo Speakers Yes - - -
Photo & Video
DLNA Yes - - -
Productivity
Alarm n/a Yes n/a n/a
Calculator n/a Yes n/a n/a
Calendar n/a - n/a n/a
To-Do List n/a - 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
Speaker Phone Yes - Yes -
  Sony Ericsson Xperia Play (CDMA) Ericsson T28 World Palm Pixi Plus (GSM) BlackBerry 7750
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Phone Sony Ericsson Xperia Play (CDMA) Ericsson T28 World Palm Pixi Plus (GSM) BlackBerry 7750

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