Allview V4 Viper Pro vs vivo NEX Dual Display

Allview V4 Viper Pro

vivo NEX Dual Display

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 7(2600), 20(800), 38(2600)

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

21.1 Mbps

-
HSUPA speed

5.76 Mbps

-
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE Cat 4, 150 Mbps download, 50 Mbps upload

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

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Aluminium alloy, glass
SIM

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

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

171 mm

157.2 mm
Width

82 mm

75.3 mm
Thickness

8.8 mm

8.1 mm
Weight

191.6 g

199 g
Colors

Grey

Blue

Display
Display type

IPS LCD capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

6.8 inches

6.39 inches
Resolution

640 x 1352 pixels

1080 x 2340 pixels
Pixel density

220 ppi

403 ppi
Display colors

16777216

16777216
Protection

-

Scratch resistant
Multitouch

Yes

Yes
Secondary screen resolution

-

1080 x 1920 pixels
Secondary screen physical size

-

5.49 inches
Secondary display

-

Super AMOLED

Main camera
Camera type

Dual

Triple
Main camera

13 MP

12 MP, f/1.8 , 1/2.55" , 1.4 µm
0.3 MP

2 MP, f/1.8
TOF(time of flight) , f/1.3
Primary camera resolution

-

4032 x 3024 pixels
Primary camera video

1080p@30fps

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, 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 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

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

-

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
Beidou

-

Yes