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Phone Ericsson T66 Kyocera Energi K490 / K493 / K494 Samsung SGH-X820 BlackBerry Key2 Motorola v66i
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? 4.5" diag.
5 : 3
?
Display Resolution & Type ? 104 x 80 pixels
LCD (STN)
220 x 176 pixels
LCD (TFT/TFD)
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
?
Display Refresh ? ? ? 60 Hz ?
Battery ? ? 650 mAh 3,500 mAh ?
Processor ? ? ? 2.2 GHz Qualcomm Snapdragon 660 ?
RAM ? ? ? 6 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 64 GB * ? raw hardware
Main Camera - - 2 megapixel 12 megapixel -
Wide Camera - - - - -
Tele Camera - - - 12 megapixel -
Video Capture - - ? 4K UHD -
Front Camera - - - 8 megapixel -
Weight 2.08 oz
(59g)
3.52 oz
(100g)
2.33 oz
(66g)
5.93 oz
(168g)
2.79 oz
(79g)
Dimensions 3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.45" x 1.89" x 0.91"
(113 x 48 x 23.1 mm)
4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
5.96" x 2.82" x 0.33"
(151 x 72 x 8.4 mm)
3.3" x 1.7" x 0.83"
(84 x 43 x 21.1 mm)
Form Factor Slab Slab Slab Slab Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

*

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 28, 29, 30, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology - 1xRTT EDGE LTE (Cat 11) GPRS
Features 
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - Yes - Yes -
GPS / Location - Yes - n/a -
Accessibility
Hearing Aid Compatible - - - Yes -
Multiple Languages Yes Yes * Yes n/a Yes
TTY/TDD (Digital) - Yes - Yes -
Alerts
Ringer Profiles Yes - - - -
Connectivity
Bluetooth - - Yes
Classic Audio
Yes
Classic Audio
-
NFC - - - Yes -
USB - Yes Yes Yes
USB Type C
Yes
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID - - Yes n/a -
Ringer ID - Yes Yes n/a Yes
Voice Dialing - Yes - n/a Yes
Customization
Changeable Body Plates - Yes - - Yes
Custom Graphics Yes Yes Yes n/a -
Custom Ringtones Yes Yes Yes n/a Yes
Real-Music Ringers - - Yes n/a -
Data & Network
Data Tethering - Yes - n/a Yes
External Antenna Jack - - Yes n/a -
WAP / Web Browser Yes Yes Yes n/a Yes
Input
Predictive Text Entry Yes Yes Yes n/a Yes
Side Keys Yes - Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen - - - Yes -
Memory
Memory Card Slot - - - Yes -
Messaging
Email Client - - Yes n/a -
EMS / Picture Messaging Yes Yes Yes n/a Yes
MMS - - Yes n/a -
Text Messaging Templates Yes - Yes n/a -
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - - - Yes -
Photo & Video
TV Output - - Yes Yes -
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes Yes Yes n/a Yes
Calculator Yes Yes Yes n/a Yes
Calendar Yes Yes Yes n/a Yes
To-Do List Yes - Yes n/a -
Voice Memo - - Yes n/a Yes
Software
BREW - Yes - n/a -
Games Yes Yes Yes n/a Yes
Java (J2ME) - - Yes n/a Yes
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) - Yes - n/a Yes
Speaker Phone - - Yes Yes -
  * Some versions only
  Ericsson T66 Kyocera Energi K490 / K493 / K494 Samsung SGH-X820 BlackBerry Key2 Motorola v66i
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson T66 Kyocera Energi K490 / K493 / K494 Samsung SGH-X820 BlackBerry Key2 Motorola v66i

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