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Phone Ericsson T66 Samsung SGH-E640 HTC Droid Eris BlackBerry 7100 / 7105
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 3.2" diag.
5 : 3
?
Display Resolution & Type ? 176 x 220 pixels
LCD (TFT/TFD)
320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
240 x 260 pixels
LCD (Color)
Display Refresh ? ? 60 Hz ?
Battery ? 800 mAh 1,300 mAh ?
Processor ? ? 528 MHz MSM7600 ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - 1 megapixel 5 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - QCIF (176 x 144) CIF (352 x 288) -
Front Camera - - - -
Weight 2.08 oz
(59g)
3.17 oz
(90g)
4.43 oz
(126g)
4.3 oz
(122g)
Dimensions 3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
3.37" x 1.78" x 0.93"
(86 x 45 x 23.6 mm)
4.45" x 2.19" x 0.52"
(113 x 55 x 13.2 mm)
4.7" x 2.3" x 0.7"
(119 x 58 x 17.8 mm)
Form Factor Slab Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) Android BlackBerry OS
Network Bands

GSM: 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology - GPRS EVDO rA GPRS
Features 
GPS / Location - - n/a n/a
Accessibility
Hearing Aid Compatible - - Yes -
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) - - Yes Yes
Alerts
Extra Display - Yes - -
Ringer Profiles Yes - - Yes
Connectivity
Bluetooth - Yes Yes Yes
USB - Yes Yes
Mini-USB
Yes
Wi-Fi - - Yes
802.11 b,g
-
Contacts
Picture ID - Yes n/a n/a
Ringer ID - Yes n/a n/a
Voice Dialing - - n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers - Yes n/a n/a
Data & Network
Data Tethering - - n/a n/a
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry 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 - Yes n/a n/a
EMS / Picture Messaging Yes Yes n/a n/a
Instant Messaging - - n/a n/a
MMS - Yes n/a n/a
Text Messaging Templates Yes Yes n/a n/a
Music
Headphone Jack (3.5mm) - - Yes -
Music Player - Yes n/a n/a
Productivity
Alarm Yes Yes n/a n/a
Calculator Yes Yes n/a n/a
Calendar Yes Yes n/a n/a
To-Do List Yes Yes 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) - - n/a n/a
Speaker Phone - Yes Yes Yes
  Ericsson T66 Samsung SGH-E640 HTC Droid Eris BlackBerry 7100 / 7105
  X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson T66 Samsung SGH-E640 HTC Droid Eris BlackBerry 7100 / 7105

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