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Phone Samsung SPH-N400 Nubia RedMagic 5S Samsung Knack U310 Motorola v66 Samsung Galaxy S7 edge
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 6.7" diag.
19.5 : 9
2.2" diag.
4 : 3
? 5.5" diag.
16 : 9
Display Resolution & Type 128 x 128 pixels
LCD (STN)
1080 x 2340 pixels
(~388 ppi)
AMOLED
176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
? 1440 x 2560 pixels
(~534 ppi)
AMOLED
Display Refresh ? 144 Hz ? ? 60 Hz
Battery ? 4,500 mAh 1,000 mAh ? 3,600 mAh
Processor ? Qualcomm Snapdragon 865 ? ? 2.2 GHz Qualcomm Snapdragon 820 (MSM8996)
RAM ? 8 GB * ? ? 4 GB
Storage ? raw hardware 128 GB * ? raw hardware ? raw hardware 32 GB
Main Camera - 64 megapixel - - 12 megapixel
Wide Camera - 8 megapixel - - -
Tele Camera - - - - -
Video Capture - 4K UHD - - 4K UHD
Front Camera - 8 megapixel - - 5 megapixel
Weight 4 oz
(113g)
7.76 oz
(220g)
3.63 oz
(103g)
2.79 oz
(79g)
5.54 oz
(157g)
Dimensions 4.25" x 2.04" x 0.82"
(108 x 52 x 20.8 mm)
6.64" x 3.07" x 0.38"
(169 x 78 x 9.8 mm)
3.78" x 2.01" x 0.74"
(96 x 51 x 18.8 mm)
3.31" x 1.73" x 0.83"
(84 x 44 x 21.1 mm)
5.94" x 2.86" x 0.3"
(151 x 73 x 7.7 mm)
Form Factor Flip Slab Clamshell Clamshell Slab
Platform / OS (proprietary) Android (proprietary) (proprietary) Android
Network Bands

CDMA: 850, 1900

AMPS: 850

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

CDMA: 850, 1900

GSM: 900, 1800, 1900

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

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology 1xRTT NR (5G) - GPRS LTE (Cat 9)
Features 
Fingerprint Reader - Yes - - Yes
Flashlight - Yes - - Yes
GPS / Location Yes n/a Yes - n/a
VR-ready - - - - Yes
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - n/a Yes - n/a
Hearing Aid Compatible - - Yes - Yes
Multiple Languages Yes n/a Yes - n/a
TTY/TDD (Digital) Yes - Yes - Yes
Alerts
Extra Display - - Yes - -
Connectivity
Bluetooth - Yes
Classic Audio
- - Yes
Classic Audio
MirrorLink - - - - Yes
NFC - - - - Yes
USB Yes Yes
USB Type C
- Yes Yes
Micro-USB
Wi-Fi - Yes
6 (802.11 a,ac,ax,b,g,n)
- - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes n/a - - n/a
Ringer ID Yes n/a - - n/a
Voice Dialing Yes n/a Yes Yes n/a
Customization
Custom Graphics Yes n/a - - n/a
Custom Ringtones Yes n/a - - n/a
Data & Network
Data Tethering Yes n/a - Yes n/a
Dual-SIM - Yes - - Yes
WAP / Web Browser Yes n/a - Yes n/a
Input
Predictive Text Entry Yes n/a Yes Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes - - Yes
Memory
Memory Card Slot - - - - Yes
Messaging
EMS / Picture Messaging - n/a Yes - n/a
Music
Headphone Jack (3.5mm) - Yes - - Yes
Stereo Speakers - Yes - - -
Photo & Video
DLNA - - - - Yes
Miracast - - - - Yes
TV Output - Yes - - -
Power
Fast Charging - Yes - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm Yes n/a Yes Yes n/a
Calculator Yes n/a Yes Yes n/a
Calendar Yes n/a Yes Yes n/a
To-Do List Yes n/a - - n/a
Voice Memo - n/a - Yes n/a
Software
Games Yes n/a - Yes n/a
Java (J2ME) Yes n/a - - n/a
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) Yes n/a Yes Yes n/a
Speaker Phone Yes Yes Yes - Yes
  Samsung SPH-N400 Nubia RedMagic 5S Samsung Knack U310 Motorola v66 Samsung Galaxy S7 edge
  X > < X > < X > < X > < X

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

 
Phone Samsung SPH-N400 Nubia RedMagic 5S Samsung Knack U310 Motorola v66 Samsung Galaxy S7 edge

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