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Phone Sanyo MM-5600 Palm Treo 600 (CDMA) Samsung SGH-A657 Samsung SCH-A990
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? ? ?
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
160 x 160 pixels
LCD (Color)
176 x 220 pixels
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,000 mAh ? 1,420 mAh 1,000 mAh
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel Yes - 3 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - - ?
Front Camera - - - -
Weight 4.52 oz
(128g)
6.2 oz
(176g)
4.34 oz
(123g)
4.4 oz
(125g)
Dimensions 3.66" x 1.91" x 1.04"
(93 x 49 x 26.4 mm)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
4.53" x 2.05" x 0.77"
(115 x 52 x 19.6 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
Form Factor Clamshell Slab Slab Clamshell
Platform / OS (proprietary) Palm OS (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology 1xRTT 1xRTT HSDPA 3.6 EVDO r0
Features 
Flashlight Yes - Yes Yes
GPS / Location Yes n/a Yes Yes
Ruggedized - - Yes -
Accessibility
Hearing Aid Compatible Yes
M4 (very compatible)
- - Yes
M3 (mostly compatible)
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display Yes - - Yes
Connectivity
Bluetooth - - Yes Yes
Infrared (IR) - Yes - -
USB Yes Yes Yes Yes
Contacts
Picture ID Yes n/a Yes Yes
Ringer ID Yes n/a Yes Yes
Voice Dialing Yes n/a - Yes
Customization
Custom Graphics Yes n/a Yes Yes
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers Yes n/a Yes Yes
Data & Network
Data Tethering - n/a Yes Yes
WAP / Web Browser Yes n/a Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - -
Touch Screen - Yes - -
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client - n/a Yes -
EMS / Picture Messaging - n/a - Yes
Instant Messaging - n/a Yes -
MMS - n/a Yes Yes
Text Messaging Templates - n/a Yes Yes
Music
Music Player Yes n/a Yes Yes
Stereo Speakers - - - Yes
Photo & Video
TV Output - - - Yes
Productivity
Alarm Yes n/a Yes Yes
Calculator Yes n/a Yes Yes
Calendar Yes n/a Yes Yes
To-Do List Yes n/a Yes -
Voice Memo Yes n/a Yes Yes
Software
BREW - n/a - Yes
Games Yes n/a Yes Yes
Java (J2ME) Yes n/a Yes -
Voice
Call Screening Yes - - -
Headset Jack (2.5 mm) Yes n/a - -
Push-To-Talk Yes - Yes -
Speaker Phone Yes Yes Yes Yes
  Sanyo MM-5600 Palm Treo 600 (CDMA) Samsung SGH-A657 Samsung SCH-A990
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sanyo MM-5600 Palm Treo 600 (CDMA) Samsung SGH-A657 Samsung SCH-A990

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