Samsung Galaxy M31 Prime vs vivo NEX Dual Display

Samsung Galaxy M31 Prime

vivo NEX Dual Display

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 19(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE-A, Cat10 452 Mbps download, 102 Mbps upload

LTE-A (4CA), Cat16, 1024 Mbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 3), plastic back, plastic frame

Aluminium alloy, glass
SIM

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

159.2 mm

157.2 mm
Width

75.1 mm

75.3 mm
Thickness

8.9 mm

8.1 mm
Weight

191 g

199 g
Colors

Black, Iceberg Blue, Ocean Blue

Blue

Display
Display type

Super AMOLED

Super AMOLED capacitive touchscreen
Physical size

6.4 inches

6.39 inches
Resolution

1080 x 2340 pixels

1080 x 2340 pixels
Pixel density

403 ppi

403 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, Corning Gorilla Glass 3

Scratch resistant
Multitouch

-

Yes
Display features

420 nits (typ), Infinity-O Display

-
Secondary screen resolution

-

1080 x 1920 pixels
Secondary screen physical size

-

5.49 inches
Secondary display

-

Super AMOLED

Main camera
Camera type

Quad

Triple
Main camera

(wide) , 64 MP, f/1.8 , 26 mm, 1/1.72" , 0.8 µm

12 MP, f/1.8 , 1/2.55" , 1.4 µm
(ultrawide) , 8 MP, f/2.2 , 123˚ , 1/4.0" , 1.12 µm

2 MP, f/1.8
(macro) , 5 MP, f/2.4

TOF(time of flight) , f/1.3
(depth) , 5 MP, f/2.2
Primary camera resolution

9280 x 6944 pixels

4032 x 3024 pixels
Primary camera video

4K@30fps, 1080p@30fps, gyro-EIS

2160p@30fps, 1080p@30fps
Primary camera flash

LED flash

LED flash
Primary camera phase detection autofocus

-

dual pixel phase detection autofocus
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 1.0 reversible connector
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

No

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
Beidou

-

Yes
BDS

Yes

-