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Phone Samsung SGH-A657 Sony Ericsson TM506 ZTE Savvy Kyocera 2325 Samsung SGH-X640
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.2" diag.
4 : 3
4" diag.
5 : 3
? ?
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
? 128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 1,420 mAh 950 mAh 1,650 mAh ? 800 mAh
Processor ? ? 1 GHz Qualcomm MSM8625 ? ?
RAM ? ? 768 MB ? ?
Storage ? raw hardware ? raw hardware 4 GB ? raw hardware ? raw hardware
Main Camera - 2 megapixel 5 megapixel - Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QVGA (320 x 240) WVGA / 480p - -
Front Camera - - - - -
Weight 4.34 oz
(123g)
3.56 oz
(101g)
4.43 oz
(126g)
4.34 oz
(123g)
3 oz
(85g)
Dimensions 4.53" x 2.05" x 0.77"
(115 x 52 x 19.6 mm)
3.74" x 1.86" x 0.7"
(95 x 47 x 17.8 mm)
4.96" x 2.55" x 0.42"
(126 x 65 x 10.7 mm)
4.72" x 1.89" x 0.95"
(120 x 48 x 24.1 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
Form Factor Slab Clamshell Slab Slab Clamshell
Platform / OS (proprietary) (proprietary) Android (proprietary) (proprietary)
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 4

GSM: 850, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

Data Technology HSDPA 3.6 HSDPA 3.6 EVDO rA 1xRTT GPRS
Features 
Flashlight Yes - Yes - -
GPS / Location Yes Yes n/a Yes -
Ruggedized Yes - - - -
Accessibility
Adjustable Text Size - - n/a - -
Hearing Aid Compatible - - Yes - -
Multiple Languages Yes Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display - Yes - - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth Yes Yes Yes - -
USB Yes Yes Yes
Micro-USB
- -
Wi-Fi - - Yes
4 (802.11 b,g,n)
- -
Contacts
Picture ID Yes Yes n/a - Yes
Ringer ID Yes Yes n/a - Yes
Voice Dialing - Yes n/a Yes -
Customization
Custom Graphics Yes Yes n/a - Yes
Custom Ringtones Yes Yes n/a Yes Yes
Real-Music Ringers Yes Yes n/a - -
Data & Network
Data Tethering Yes - n/a Yes -
External Antenna Jack - Yes n/a - -
WAP / Web Browser Yes Yes n/a Yes Yes
Input
Predictive Text Entry Yes Yes n/a Yes Yes
Side Keys Yes Yes Yes - Yes
Touch Screen - - Yes - -
Memory
Memory Card Slot Yes Yes Yes - -
Messaging
Email Client Yes Yes n/a - -
EMS / Picture Messaging - - n/a Yes Yes
Instant Messaging Yes Yes n/a - -
MMS Yes Yes n/a - Yes
Text Messaging Templates Yes Yes n/a Yes Yes
Music
Headphone Jack (3.5mm) - - Yes - -
Music Player Yes Yes n/a - -
Photo & Video
DLNA - - Yes - -
Productivity
Alarm Yes Yes n/a Yes Yes
Calculator Yes Yes n/a Yes Yes
Calendar Yes Yes n/a Yes Yes
To-Do List Yes Yes n/a - Yes
Voice Memo Yes Yes n/a Yes Yes
Software
Games Yes Yes n/a Yes Yes
Java (J2ME) Yes Yes n/a - Yes
Voice
Headset Jack (2.5 mm) - - n/a Yes Yes
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes * Yes
  * Some versions only
  Samsung SGH-A657 Sony Ericsson TM506 ZTE Savvy Kyocera 2325 Samsung SGH-X640
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Phone Samsung SGH-A657 Sony Ericsson TM506 ZTE Savvy Kyocera 2325 Samsung SGH-X640

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