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Phone Samsung M300 HP iPAQ 510 Voice Messenger Motorola KRZR K1m Pantech Matrix Pro C820
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 2" diag.
4 : 3
? 2.4" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery ? 1,100 mAh 880 mAh 1,320 mAh
Processor ? 200 MHz TI OMAP 850 ? 528 MHz ARM 11
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera Yes 1 megapixel 1 megapixel 2 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - QCIF (176 x 144) ? QCIF (176 x 144)
Front Camera - - - -
Weight 2.68 oz
(76g)
3.6 oz
(102g)
3.63 oz
(103g)
5.34 oz
(151g)
Dimensions 3.6" x 1.9" x 0.7"
(91 x 48 x 17.8 mm)
4.21" x 1.91" x 0.64"
(107 x 49 x 16.3 mm)
4.06" x 1.73" x 0.67"
(103 x 44 x 17 mm)
4.2" x 2" x 0.9"
(107 x 51 x 22.9 mm)
Form Factor Clamshell Slab Clamshell Slide
Platform / OS (proprietary) Windows Mobile Standard (proprietary) Windows Mobile Standard
Network Bands

CDMA: 850, 1900

AMPS: 850

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT EDGE EVDO r0 HSDPA 3.6
Features 
GPS / Location Yes n/a Yes n/a
Accessibility
Hearing Aid Compatible Yes - Yes -
Multiple Languages Yes n/a Yes n/a
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Extra Display Yes - Yes -
Ringer Profiles - Yes Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes
USB Yes Yes
Mini-USB
Yes
Mini-USB
Yes
Wi-Fi - Yes
802.11 b,g
- -
Contacts
Picture ID Yes n/a Yes n/a
Ringer ID Yes n/a Yes n/a
Voice Dialing Yes n/a Yes n/a
Customization
Custom Graphics Yes n/a Yes n/a
Custom Ringtones Yes n/a Yes n/a
Real-Music Ringers - n/a - n/a
Data & Network
Data Tethering Yes n/a Yes n/a
WAP / Web Browser Yes n/a Yes n/a
Input
Predictive Text Entry Yes n/a Yes n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes
Memory
Memory Card Slot - Yes Yes Yes
Messaging
Email Client - n/a - n/a
EMS / Picture Messaging - n/a Yes n/a
Instant Messaging - n/a Yes * n/a
MMS - n/a Yes n/a
Text Messaging Templates Yes n/a Yes n/a
Music
Music Player - n/a Yes n/a
Productivity
Alarm Yes n/a Yes n/a
Calculator Yes n/a Yes n/a
Calendar Yes n/a Yes n/a
To-Do List Yes n/a - n/a
Voice Memo Yes n/a Yes n/a
Software
BREW - n/a Yes * n/a
Games Yes n/a Yes n/a
Java (J2ME) Yes n/a Yes * n/a
Voice
Headset Jack (2.5 mm) Yes n/a - n/a
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Samsung M300 HP iPAQ 510 Voice Messenger Motorola KRZR K1m Pantech Matrix Pro C820
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung M300 HP iPAQ 510 Voice Messenger Motorola KRZR K1m Pantech Matrix Pro C820

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