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Phone Sony Ericsson Z550a Samsung Exclaim M550 HTC Touch Diamond (CDMA) Samsung Haven
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
2.6" diag.
4 : 3
2.8" diag.
4 : 3
2.2" diag.
4 : 3
Display Resolution & Type 176 x 220 pixels
(~148 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~154 ppi)
LCD (TFT/TFD)
480 x 640 pixels
(~286 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery ? 960 mAh 1,340 mAh 1,000 mAh
Processor ? ? 528 MHz Qualcomm MSM7501A ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel 2 megapixel 3 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? ? CIF (352 x 288) -
Front Camera - - - -
Weight 3.26 oz
(92g)
4.69 oz
(133g)
4.1 oz
(116g)
3.49 oz
(99g)
Dimensions 3.43" x 1.77" x 0.79"
(87 x 45 x 20.1 mm)
4.45" x 2.24" x 0.67"
(113 x 57 x 17 mm)
3.98" x 2" x 0.6"
(101 x 51 x 15.2 mm)
3.92" x 2" x 0.72"
(100 x 51 x 18.3 mm)
Form Factor Clamshell Slide Slab Clamshell
Platform / OS (proprietary) (proprietary) Windows Mobile Professional (proprietary)
Network Bands

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology GPRS EVDO r0 EVDO rA -
Features 
GPS / Location - Yes n/a Yes
Accessibility
Adjustable Text Size - - n/a Yes
Hearing Aid Compatible - Yes Yes Yes
Multiple Languages Yes Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display Yes - - Yes
Ringer Profiles Yes - - -
Connectivity
Bluetooth Yes Yes
Classic Audio
Yes
Classic Audio
-
USB Yes Yes Yes
Mini-USB
-
Wi-Fi - - Yes
802.11 b,g
-
Contacts
Picture ID Yes Yes n/a Yes
Ringer ID Yes Yes n/a Yes
Voice Dialing Yes Yes n/a Yes
Customization
Custom Graphics Yes Yes n/a -
Custom Ringtones Yes Yes n/a -
Real-Music Ringers Yes Yes n/a -
Data & Network
Data Tethering Yes Yes n/a -
WAP / Web Browser Yes Yes n/a -
Input
Predictive Text Entry Yes Yes n/a Yes
Side Keys Yes Yes Yes Yes
Stylus - - Yes -
Text Keyboard, Hardware - Yes - -
Touch Screen - - Yes -
Memory
Memory Card Slot Yes Yes Yes * -
Messaging
Email Client Yes Yes n/a -
EMS / Picture Messaging - - n/a Yes
Instant Messaging - Yes n/a -
MMS Yes - n/a -
Text Messaging Templates Yes Yes n/a Yes
Music
FM Radio Yes - - -
Music Player Yes Yes n/a -
Productivity
Alarm Yes Yes n/a Yes
Calculator Yes Yes n/a Yes
Calendar Yes Yes n/a Yes
To-Do List Yes - n/a -
Voice Memo Yes Yes n/a -
Software
Games Yes Yes n/a -
Java (J2ME) Yes Yes n/a -
Voice
Headset Jack (2.5 mm) - Yes n/a Yes
Push-To-Talk Yes * - - -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Sony Ericsson Z550a Samsung Exclaim M550 HTC Touch Diamond (CDMA) Samsung Haven
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Ericsson Z550a Samsung Exclaim M550 HTC Touch Diamond (CDMA) Samsung Haven

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