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Phone Samsung Knack U310 Samsung SGH-X660 Samsung Convoy 3 LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s Kyocera Brigadier
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
? 2.4" diag.
4 : 3
5" diag.
16 : 9
4.5" diag.
16 : 9
Display Resolution & Type 176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~326 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 1,000 mAh 800 mAh 1,300 mAh 2,500 mAh 3,100 mAh
Processor ? ? 480 MHz Qualcomm QSC6185 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) 1.4 GHz Qualcomm Snapdragon 400 MSM8928
RAM ? ? 256 MB 2 GB 2 GB
Storage ? raw hardware ? raw hardware 512 MB 16 GB 16 GB
Main Camera - Yes 3 megapixel 8 megapixel 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? QVGA (320 x 240) 1080p HD 1080p HD
Front Camera - - - 5 megapixel 2 megapixel
Weight 3.63 oz
(103g)
2.75 oz
(78g)
4.4 oz
(125g)
4.94 oz
(140g)
6.6 oz
(187g)
Dimensions 3.78" x 2.01" x 0.74"
(96 x 51 x 18.8 mm)
3.52" x 1.77" x 0.85"
(89 x 45 x 21.6 mm)
4.07" x 2.04" x 0.82"
(103 x 52 x 20.8 mm)
5.7" x 2.84" x 0.32"
(145 x 72 x 8.1 mm)
5.37" x 2.69" x 0.52"
(136 x 68 x 13.2 mm)
Form Factor Clamshell Clamshell Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 12, 13, 25, 26, 41

WCDMA: 1, 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

4G LTE: 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology - GPRS EVDO rA LTE (Cat 4) LTE (Cat 3)
Features 
Flashlight - - Yes Yes Yes
GPS / Location Yes - Yes n/a n/a
Ruggedized - - Yes - Yes
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size Yes - Yes n/a n/a
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display Yes Yes Yes - -
Connectivity
Bluetooth - - Yes Yes Yes
Infrared (IR) - Yes - - -
Mobile Hotspot - - - n/a n/a
NFC - - - - Yes
USB - - Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - - Yes
4 (802.11 b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID - Yes Yes n/a n/a
Ringer ID - Yes Yes n/a n/a
Voice Dialing Yes - Yes 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 Yes n/a n/a
Data & Network
Data Tethering - - Yes n/a n/a
WAP / Web Browser - Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - - Yes Yes
Memory
Memory Card Slot - - Yes Yes 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 Yes n/a n/a
Text Messaging Templates - Yes Yes n/a n/a
Music
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player - - Yes n/a n/a
Stereo Speakers - - Yes - -
Photo & Video
Miracast - - - - Yes
Power
Wireless Charging - - - - Yes
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
To-Do List - Yes - n/a n/a
Voice Memo - Yes Yes n/a n/a
Software
BREW - - Yes n/a n/a
Games - Yes Yes n/a n/a
Java (J2ME) - Yes - n/a n/a
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) Yes - - n/a n/a
Push-To-Talk - - Yes - Yes
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Knack U310 Samsung SGH-X660 Samsung Convoy 3 LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s Kyocera Brigadier
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Knack U310 Samsung SGH-X660 Samsung Convoy 3 LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s Kyocera Brigadier

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