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Phone LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s Samsung SGH-X640 Motorola one 5G ace Kyocera 3225 Samsung Wafer R510
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 5" diag.
16 : 9
? 6.7" diag.
20 : 9
? 1.9" diag.
4 : 3
Display Resolution & Type 720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
1080 x 2400 pixels
(~393 ppi)
LCD (TFT/TFD)
?
LCD (Grayscale)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? 60 Hz ? ?
Battery 2,500 mAh 800 mAh 5,000 mAh ? 800 mAh
Processor 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) ? Qualcomm Snapdragon 750G ? ?
RAM 2 GB ? 4 GB * ? ?
Storage 16 GB ? raw hardware 64 GB * ? raw hardware ? raw hardware
Main Camera 8 megapixel Yes 12 megapixel - 1 megapixel
Wide Camera - - 8 megapixel - -
Tele Camera - - - - -
Video Capture 1080p HD - 4K UHD - ?
Front Camera 5 megapixel - 16 megapixel - -
Weight 4.94 oz
(140g)
3 oz
(85g)
7.5 oz
(213g)
4.23 oz
(120g)
2.47 oz
(70g)
Dimensions 5.7" x 2.84" x 0.32"
(145 x 72 x 8.1 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6.54" x 2.99" x 0.4"
(166 x 76 x 10 mm)
3.4" x 1.97" x 1.02"
(86 x 50 x 25.9 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
Form Factor Slab Clamshell Slab Slab Slab
Platform / OS Android (proprietary) Android (proprietary) (proprietary)
Network Bands

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

WCDMA: 1, 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

5G: 2, 5, 25, 41, 66, 71, 77-C

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 29, 30, 38, 39, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

Data Technology LTE (Cat 4) GPRS NR (5G) 1xRTT EVDO r0
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight Yes - Yes - -
GPS / Location n/a - n/a Yes Yes
Water-Resistant - - Yes
IPX4 (splash)
- -
Accessibility
Hearing Aid Compatible Yes - Yes - Yes
Multiple Languages n/a Yes n/a Yes Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Connectivity
Bluetooth Yes - Yes - Yes
NFC - - Yes - -
USB Yes
Micro-USB
- Yes
USB Type C
- -
Wi-Fi Yes
4 (802.11 b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID n/a Yes n/a - Yes
Ringer ID n/a Yes n/a - -
Voice Dialing n/a - n/a Yes Yes
Customization
Custom Graphics n/a Yes n/a Yes Yes
Custom Ringtones n/a Yes n/a Yes Yes
Data & Network
Data Tethering n/a - n/a Yes -
WAP / Web Browser n/a Yes n/a Yes Yes
Input
Predictive Text Entry n/a Yes n/a Yes Yes
Side Keys Yes Yes Yes - Yes
Touch Screen Yes - Yes - -
Memory
Memory Card Slot Yes - Yes - Yes
Messaging
EMS / Picture Messaging n/a Yes n/a Yes -
MMS n/a Yes n/a - Yes
Text Messaging Templates n/a Yes n/a - -
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) Yes - Yes - -
Music Player n/a - n/a - Yes
Stereo Speakers - - - - Yes
Power
Fast Charging - - Yes - -
Productivity
Alarm n/a Yes n/a Yes Yes
Calculator n/a Yes n/a Yes Yes
Calendar n/a Yes n/a Yes Yes
To-Do List n/a Yes n/a - -
Voice Memo n/a Yes n/a - Yes
Software
BREW n/a - n/a Yes Yes
Games n/a Yes n/a Yes Yes
Java (J2ME) n/a Yes n/a - -
Voice
HD Voice Yes - Yes - -
Headset Jack (2.5 mm) n/a Yes n/a Yes -
Speaker Phone Yes Yes Yes Yes Yes
  LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s Samsung SGH-X640 Motorola one 5G ace Kyocera 3225 Samsung Wafer R510
  X > < X > < X > < X > < X

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

 
Phone LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s Samsung SGH-X640 Motorola one 5G ace Kyocera 3225 Samsung Wafer R510

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