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Phone Ericsson R278d Kyocera 2135 Motorola v66i Palm Treo 600 (CDMA) Nokia N91
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? ? ?
Display Resolution & Type 101 x 40 pixels ? ? 160 x 160 pixels
LCD (Color)
176 x 208 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery ? 925 mAh ? ? ?
Processor ? ? ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - - - Yes 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - - ?
Front Camera - - - - -
Weight 9.28 oz
(263g)
4.7 oz
(133g)
2.79 oz
(79g)
6.2 oz
(176g)
5.78 oz
(164g)
Dimensions 5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
3.3" x 1.7" x 0.83"
(84 x 43 x 21.1 mm)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
4.45" x 2.17" x 0.87"
(113 x 55 x 22.1 mm)
Form Factor Slab Slab Clamshell Slab Slide
Platform / OS (proprietary) (proprietary) (proprietary) Palm OS S60 (Symbian)
Network Bands

TDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

CDMA: 850, 1900

WCDMA: 1

GSM: 900, 1800, 1900

Data Technology - - GPRS 1xRTT EDGE
Features 
GPS / Location - - - n/a n/a
Accessibility
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) - - - Yes -
Alerts
Ringer Profiles Yes - - - Yes
Connectivity
Bluetooth - - - - Yes
Classic Audio
Infrared (IR) - - - Yes -
USB - - Yes Yes Yes
Mini-USB
Wi-Fi - - - - Yes
802.11 b,g
Contacts
Picture ID - - - n/a n/a
Ringer ID - - Yes n/a n/a
Voice Dialing - - Yes n/a n/a
Customization
Changeable Body Plates - Yes Yes - -
Custom Graphics - - - n/a n/a
Custom Ringtones Yes Yes Yes n/a n/a
Real-Music Ringers - - - n/a n/a
Data & Network
Data Tethering Yes Yes Yes n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys Yes - Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen - - - Yes -
Memory
Memory Card Slot - - - Yes -
Messaging
Email Client - - - n/a n/a
EMS / Picture Messaging - - Yes n/a n/a
Instant Messaging - - - n/a n/a
MMS - - - n/a n/a
Text Messaging Templates - Yes - n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - - - Yes
Music Player - - - n/a n/a
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator - Yes Yes n/a n/a
Calendar - - Yes n/a n/a
To-Do List - - - n/a n/a
Voice Memo - - Yes n/a n/a
Software
Games - Yes Yes n/a n/a
Java (J2ME) - - Yes n/a n/a
Voice
Headset Jack (2.5 mm) - Yes Yes n/a n/a
Push-To-Talk - - - - Yes *
Speaker Phone - - - Yes Yes
  * Some versions only
  Ericsson R278d Kyocera 2135 Motorola v66i Palm Treo 600 (CDMA) Nokia N91
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Phone Ericsson R278d Kyocera 2135 Motorola v66i Palm Treo 600 (CDMA) Nokia N91

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