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Phone Samsung SPH-N400 Samsung Knack U310 Nubia RedMagic 5S Motorola v66 Kyocera DuraXV LTE
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.2" diag.
4 : 3
6.7" diag.
19.5 : 9
? 2.6" diag.
4 : 3
Display Resolution & Type 128 x 128 pixels
LCD (STN)
176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~388 ppi)
AMOLED
? 240 x 320 pixels
(~154 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 144 Hz ? ?
Battery ? 1,000 mAh 4,500 mAh ? 1,530 mAh
Processor ? ? Qualcomm Snapdragon 865 ? 1.1 GHz Qualcomm Snapdragon 210 (MSM8909)
RAM ? ? 8 GB * ? 2 GB
Storage ? raw hardware ? raw hardware 128 GB * ? raw hardware 16 GB
Main Camera - - 64 megapixel - 5 megapixel
Wide Camera - - 8 megapixel - -
Tele Camera - - - - -
Video Capture - - 4K UHD - 720p HD
Front Camera - - 8 megapixel - -
Weight 4 oz
(113g)
3.63 oz
(103g)
7.76 oz
(220g)
2.79 oz
(79g)
6.17 oz
(175g)
Dimensions 4.25" x 2.04" x 0.82"
(108 x 52 x 20.8 mm)
3.78" x 2.01" x 0.74"
(96 x 51 x 18.8 mm)
6.64" x 3.07" x 0.38"
(169 x 78 x 9.8 mm)
3.31" x 1.73" x 0.83"
(84 x 44 x 21.1 mm)
4.21" x 2.26" x 1.03"
(107 x 57 x 26.2 mm)
Form Factor Flip Clamshell Slab Clamshell Clamshell
Platform / OS (proprietary) (proprietary) Android (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

5G: 41, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 26, 34, 38, 40, 41

WCDMA: 1, 2, 4, 5, 8, 19

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT - NR (5G) GPRS LTE (Cat 4)
Features 
Fingerprint Reader - - Yes - -
Flashlight - - Yes - Yes
GPS / Location Yes Yes n/a - Yes
Ruggedized - - - - Yes
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - Yes n/a - Yes
Hearing Aid Compatible - Yes
M4, T4 (very tele-coil compatible)
- - Yes
M3, T4 (very tele-coil compatible)
Multiple Languages Yes Yes n/a - Yes
TTY/TDD (Digital) Yes Yes - - Yes
Alerts
Extra Display - Yes - - Yes
Connectivity
Bluetooth - - Yes - Yes
Mobile Hotspot - - n/a - Yes
USB Yes - Yes
USB Type C
Yes Yes
Micro-USB
Wi-Fi - - Yes
6 (802.11 a,ac,ax,b,g,n)
- Yes
Contacts
Picture ID Yes - n/a - Yes
Ringer ID Yes - n/a - Yes
Voice Dialing Yes Yes n/a Yes Yes
Customization
Custom Graphics Yes - n/a - Yes
Custom Ringtones Yes - n/a - Yes
Real-Music Ringers - - n/a - Yes
Data & Network
Data Tethering Yes - n/a Yes Yes
Dual-SIM - - Yes - -
WAP / Web Browser Yes - n/a Yes Yes
Input
Predictive Text Entry Yes Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes
Capacitive
- -
Memory
Memory Card Slot - - - - Yes
Messaging
Email Client - - n/a - Yes
EMS / Picture Messaging - Yes n/a - -
MMS - - n/a - Yes
Text Messaging Templates - - n/a - Yes
Music
Headphone Jack (3.5mm) - - Yes - Yes
Music Player - - n/a - Yes
Stereo Speakers - - Yes - -
Photo & Video
TV Output - - Yes - -
Power
Fast Charging - - Yes - -
Productivity
Alarm Yes Yes n/a Yes Yes
Calculator Yes Yes n/a Yes Yes
Calendar Yes Yes n/a Yes Yes
To-Do List Yes - n/a - Yes
Voice Memo - - n/a Yes Yes
Software
Games Yes - n/a Yes -
Java (J2ME) Yes - n/a - -
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) Yes Yes n/a Yes -
Push-To-Talk - - - - Yes
Speaker Phone Yes Yes Yes - Yes
  Samsung SPH-N400 Samsung Knack U310 Nubia RedMagic 5S Motorola v66 Kyocera DuraXV LTE
  X > < X > < X > < X > < X

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

 
Phone Samsung SPH-N400 Samsung Knack U310 Nubia RedMagic 5S Motorola v66 Kyocera DuraXV LTE

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