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Phone Ericsson T66 BlackBerry 7750 Samsung SCH-R500 Hue Nokia Lumia 521 / 520 Motorola Rival A455
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 2.1" diag.
4 : 3
4" diag.
5 : 3
2.2" diag.
4 : 3
Display Resolution & Type ? 240 x 240 pixels
LCD (Color)
176 x 220 pixels
(~133 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery ? ? 800 mAh 1,430 mAh 940 mAh
Processor ? ? ? 1 GHz Qualcomm Snapdragon S4 MSM8270 ?
RAM ? ? ? 512 MB ?
Storage ? raw hardware ? raw hardware ? raw hardware 8 GB ? raw hardware
Main Camera - - 1 megapixel 5 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - ? 720p HD QVGA (320 x 240)
Front Camera - - - - -
Weight 2.08 oz
(59g)
5.01 oz
(142g)
3.22 oz
(91g)
4.39 oz
(124g)
4.48 oz
(127g)
Dimensions 3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.72" x 1.95" x 0.65"
(94 x 50 x 16.5 mm)
4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
Form Factor Slab Slab Clamshell Slab Slide
Platform / OS (proprietary) BlackBerry OS (proprietary) Windows (proprietary)
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

Data Technology - 1xRTT EVDO r0 HSPA+ 21 EVDO r0
Features 
GPS / Location - n/a Yes n/a Yes
Accessibility
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages Yes n/a Yes n/a Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display - - Yes - -
Ringer Profiles Yes Yes - - -
Connectivity
Bluetooth - - Yes Yes Yes
Mobile Hotspot - n/a - n/a -
USB - Yes Yes Yes Yes
Micro-USB
Wi-Fi - - - Yes -
Contacts
Picture ID - n/a Yes n/a Yes
Ringer ID - n/a Yes n/a Yes
Voice Dialing - n/a Yes n/a Yes
Customization
Changeable Body Plates - - Yes - -
Custom Graphics Yes n/a Yes n/a Yes
Custom Ringtones Yes n/a Yes n/a Yes
Real-Music Ringers - n/a - n/a Yes
Data & Network
Data Tethering - n/a Yes n/a Yes
WAP / Web Browser Yes n/a Yes n/a Yes
Input
Predictive Text Entry Yes n/a Yes n/a -
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - Yes
Touch Screen - - - Yes Yes
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client - n/a - n/a Yes
EMS / Picture Messaging Yes n/a - n/a Yes
Instant Messaging - n/a - n/a Yes
MMS - n/a Yes n/a Yes
Text Messaging Templates Yes n/a Yes n/a Yes
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - n/a Yes n/a Yes
Stereo Speakers - - Yes - -
Productivity
Alarm Yes n/a Yes n/a Yes
Calculator Yes n/a Yes n/a Yes
Calendar Yes n/a Yes n/a Yes
To-Do List Yes n/a - n/a -
Voice Memo - n/a - n/a Yes
Software
BREW - n/a Yes n/a Yes
Games Yes n/a Yes n/a Yes
Java (J2ME) - n/a - n/a -
Voice
Headset Jack (2.5 mm) - n/a - n/a -
Speaker Phone - - Yes Yes Yes
  Ericsson T66 BlackBerry 7750 Samsung SCH-R500 Hue Nokia Lumia 521 / 520 Motorola Rival A455
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson T66 BlackBerry 7750 Samsung SCH-R500 Hue Nokia Lumia 521 / 520 Motorola Rival A455

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