Vivo NEX Dual Display Vs Samsung Galaxy A8s Comparisons


The Samsung Galaxy A8s comes with 6/8 GB of RAM and 128 GB of internal memory which can be expanded via microSD. The Samsung Galaxy A8s boasts of the 24/10/5-megapixels rear triple camera and 24-megapixels front camera for selfies and video calling.

The Vivo NEX Dual Display comes with 10 GB of RAM and 128 GB of internal memory which can be expanded via microSD. The Vivo NEX Dual Display boasts of the 12/2-megapixels rear camera plus TOF 3D camera and no front camera but use main camera for selfies and video calling.



Vivo NEX Dual Display
Samsung Galaxy A8s

Brand and Model   
Brand and Model   
Brand 
Vivo
Samsung
Model 
NEX Dual Display
Galaxy A8s
Model Alias
NEX Dual Screen
SM-G8870
V1821T
G8870
V1821A


   SIM Card    
   SIM Card    
SIM Card Type  
Nano-SIM (4FF-fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm) 
Nano-SIM (4FF-fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm) 
Number of SIM Cards 
  2
  2
Features
Dual SIM stand-by
Dual SIM stand-by
   Networks    
   Networks    
GSM / LTE / UMTS / TD-SCDMA / CDMA
GSM / LTE / UMTS / TD-SCDMA
Network 
   Mobile Network Technology and Bandwidth   
   Mobile Network Technology and Bandwidth   

 UMTS (384 kbit/s) 
 UMTS (384 kbit/s) 
Mobile Network Technologies 
 EDGE 
 EDGE 
 GPRS  
 GPRS  
 HSPA+ 
 HSPA+ 
LTE Cat 16 (150 Mbit/s, 1 Gbit/s)
LTE
EV-DO Rev. A (1.8 Mbit/s, 3.1 Mbit/s)

TD-SCDMA
TD-SCDMA
TD-HSDPA
TD-HSDPA

Operating System
Operating System
Operating System (OS) 
Funtouch 4.5 OS (Android 9.0 Pie)
Android 9.0 Pie

   System on Chip (SOC)    
   System on Chip (SOC)    
SOC 
Qualcomm Snapdragon 845
Qualcomm Snapdragon 710
Process Technology 
 10 nm 
 10 nm 
CPU
4x 2.8 GHz Kryo 385
2x 2.2 GHz Kryo 360
4x 1.8 GHz Kryo 385
6x 1.7 GHz Kryo 360
CPU Bits 
 64 bits 
 64 bits 
Instruction Set  
 ARMv8-A
 ARMv8
CPU Frequency 
 2800 MHz  
 2200 MHz  
CPU Cores 
 8
 8
GPU
Qualcomm Adreno 630
Qualcomm Adreno 616
RAM Capacity 
10 GB
6 GB
8 GB
RAM Type  
LPDDR4X
LPDDR4X
RAM Channels  
Double channel
Double channel
RAM Frequency  
1866 MHz
1866 MHz

   Storage    
   Storage    
Storage 
  128 GB 
  128 GB 

Memory Cards   
Memory Cards   
Types 
microSD
microSD
microSDHC
microSDHC
microSDXC
microSDXC

   Display    
   Display    
Type / Technology 
Super AMOLED
TFT
Diagonal Size 
 6.39 in 
 6.4 in 
 162.31 mm 
 162.56 mm 
 16.23 cm 
 16.26 cm 
Width 
  2.68 in 
  2.68 in 
  68.02 mm 
  68.12 mm 
  6.8 cm 
  6.81 cm 
Height 
  5.8 in 
  5.81 in 
 147.37 mm 
 147.6 mm 
  14.74 cm 
  14.76 cm 
Aspect Ratio 
 2.167:1
 2.167:1
Resolution 
 1080 x 2340 pixels 
 1080 x 2340 pixels 
Pixel Density 
  403 ppi 
  403 ppi 
 158 ppcm 
 158 ppcm 
Color Depth 
  24 bits  
  24 bits  
  16777216 colors 
  16777216 colors 
Display Area 
  84.96 % 
  85.02 % 
Other Features 
 Capacitive 
 Capacitive 
 Multi-touch 
 Multi-touch 
Scratch resistant
COF (Chip-On-Flex)
 2.5D Curved glass screen

Display manufacture - Boe

  Secondary Display   

Type / Technology  
Super AMOLED

Diagonal Size 
 5.49 in 

Resolution  
1080 x 1920 pixels


2.5D curved glass screen


Sensors
   Sensors    
Sensors 
Proximity
Proximity
Light
Light
Accelerometer
Accelerometer
Compass
Compass
Gyroscope
Gyroscope
Fingerprint
Fingerprint
In-display fingerprint sensor

   Primary Camera    
   Primary Camera    
Sensor type 
CMOS
CMOS
Aperture
f/1.79
f/1.7
Flash Type
Dual LED
Dual LED
 Image Resolution 
 4032 x 3024 pixels 
 5632 x 4224 pixels 
 12.19 MP 
 23.79 MP 
Video resolution
3840 x 2160 pixels
1920 x 1080 pixels
8.29 MP
2.07 MP
Video FPS
30 fps
30 fps
Features 
Autofocus 
Autofocus 
Continuous shooting 
Continuous shooting 
Digital zoom
Digital zoom
Optical image stabilization

Geotagging 
Geotagging 
Panorama 
Panorama 
HDR 
HDR 
Touch focus 
Touch focus 
Face detection
Face detection
White balance setting 
White balance setting 
ISO setting 
ISO setting 
Exposure compensation 
Exposure compensation 
Self-timer 
Self-timer 
Scene mode 
Scene mode 
Sensor size - ½.55”
Pixel size - 1.4 um
Phase detection with Dual Pixel
Phase detection
Secondary rear camera - 2 MP
Secondary rear camera - 10 MP (telephoto)
Pixel size - 2.9 um (#2)
Aperture size - f/1.8 (#2)
Aperture size - f/2.4 (#2)
TOF (Time of Flight) 3D camera
Third rear camera - 5 MP
Aperture size - f/1.3 (#TOF)
Aperture size - f/2.2 (#3)
Face unlock

   Secondary Camera    
   Secondary Camera    
Sensor Type
No Camera - uses main camera

Aperture

f/2
Image Resolution 

5632 x 4224 pixels

23.79 MP
Video Resolution

1920 x 1080 pixels

2.07  MP
Video FPS

30 fps


Face unlock

   Audio
   Audio
Speaker 
Loudspeaker 
Loudspeaker 
Asahi Kasei AK4377A
Earpiece
Earpiece
Headphone adapter

   Radio    
   Radio    
Radio 
No
Yes

Tracking /  Positioning
Tracking /  Positioning
Tracking / Positioning 
GPS
GPS
A-GPS
A-GPS
GLONASS
GLONASS
BeiDou
BeiDou

Wi-Fi    
Wi-Fi    
Wi-Fi
802.11a (IEEE 802.11a-1999)
802.11a (IEEE 802.11a-1999)
802.11b (IEEE 802.11b-1999)
802.11b (IEEE 802.11b-1999)
802.11g (IEEE 802.11g-1999)
802.11g (IEEE 802.11g-1999)
802.11n (IEEE 802.11n-2003) 
802.11n (IEEE 802.11n-2003) 
802.11n 5GHz
802.11n 5GHz
802.11ac (IEEE 802.11ac)
802.11ac (IEEE 802.11ac)
Dual band
Dual band
 Wi-Fi Hotspot 
 Wi-Fi Hotspot 
Wi-Fi Direct
Wi-Fi Direct
2x2 MiMO

   Bluetooth  
   Bluetooth  
Version 
 5.0
 5.0
Features 
A2DP 
A2DP 

AVRCP

DIP

HFP

HID

HSP

MAP

OPP

PAN

PBAP/PAB

HOGP

  USB
  USB
Version 
USB Type-C
USB Type-C
Features 
 2.0
 2.0
Charging 
Charging 
Mass Storage 
Mass Storage 
On-The-Go
On-The-Go

Headphone Jack
Headphone Jack
Headphone Jack 
No
No

   Connectivity    
   Connectivity    
Connectivity 
 Computer sync 
 Computer sync 
 OTA sync 
 OTA sync 
Tethering
Tethering
VoLTE
VoLTE

NFC

ANT+

   Browser    
   Browser    
Browser 
HTML 
HTML 
HTML5 
HTML5 
CSS 3 
CSS 3 

   Audio File Formats / Codecs    
   Audio File Formats / Codecs    
Audio File Formats  / Codecs  
AAC 
AAC 
AAC+ / aaPlus / HE-AAC v1

AMR / AMR-NB / GSM-AMR 
AMR / AMR-NB / GSM-AMR 
AMR-WB
AMR-WB
eAAC+ / aacPlus v2 / HE-AAC v2
eAAC+ / aacPlus v2 / HE-AAC v2
FLAC 
FLAC 
M4A
MIDI 
MIDI 
MP3 
MP3 
OGG 
OGG 
WMA 
WMA 
WAV 
WAV 

   Video File Formats / Codecs    
   Video File Formats / Codecs    
Video File Formats /  Codecs 
3GPP 
3GPP 
AVI 
AVI 
DivX
DivX

3GPP2
Flash Video
Flash Video
H.263
H.263
H.264 / MPEG-4 Part 10 / AVC video
H.264 / MPEG-4 Part 10 / AVC video
H.265 / MPEG-H Part 2 / HEVC
H.265 / MPEG-H Part 2 / HEVC
MKV
MKV

VC-1
MP4
MP4

VP8

VP9
WebM
WebM
WMV
WMV
WMV7
WMV8
Xvid
Xvid

   Battery    
   Battery    
Capacity
3500 MAh
3400 MAh
Type 
Li-Polymer
Li-Polymer
Features 
Non-removable 
Non-removable 
Fast charging
Fast charging

Launch   
Launch   
Announced 
 2018, December
 2018, December
Status 
Exp. Release Dec. 2018
Exp. Release Dec. 2018

Price   
Price   
Price 
 About 725 $
 About 480 $

   Design    
   Design    
Colors 
Blue
Blue
Red
Green

Gray
Width 
 75.3 mm 
 74.9 mm 
  7.53 cm 
  7.49 cm 
 0.25 ft 
 0.25 ft 
  2.96 in 
  2.95 in 
Height 
157.19 mm 
158.4 mm 
15.72 cm 
15.84 cm 
 0.52 ft 
 0.52 ft 
  6.19 in 
  6.24 in 
Thickness 
 8.09 mm 
 7.4 mm 
  0.81 cm 
  0.74 cm 
 0.03 ft 
 0.02 ft 
  0.32 in 
  0.29 in 
Weight 
 199 g
 173 g
 0.44 lbs
 0.38 lbs
 7.03 oz
 6.1 oz
Volume 
 95.76 cm3
 87.79 cm3
  5.82 in3
  5.33 in3
Body Materials
Aluminium alloy
Aluminium alloy
Glass
Glass

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