ZTE nubia Z20 vs vivo iQOO 8 Pro

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41
5G network

-

5G band 1, 3, 5, 8, 28, 38, 41, 77, 78, 79 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

EV-DO 2.4 Mbps download, 0.15 Mbps upload
LTE speed

LTE Cat 18, 1.2 Gbps download, 221 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

AMOLED

LTPO AMOLED
Physical size

6.42 inches

6.78 inches
Resolution

1080 x 2340 pixels

1440 x 3200 pixels
Pixel density

401 ppi

518 ppi
Display colors

16777216

1073741824
Protection

Scratch resistant, Corning Gorilla Glass

Scratch resistant, 3D curved glass screen
Multitouch

Yes

-
Display features

Always-on display, DC dimming, HDR10

120Hz, HDR10+, Dolby Vision, 1500 nits (peak)
Additional display

AMOLED

-
Resolution of additional display

720 x 1520 pixels

-
Size of additional display

5.1 inches

-

Main camera
Camera type

Triple

Triple
Main camera

48 MP, f/1.7 , 26 mm, 1/2" , 0.8 µm, 3x optical zoom

50 MP, f/1.8 , 23 mm, 1/1.56" , 1.0 µm, (wide) , 20x digital zoom
8 MP

16 MP, (telephoto) , f/2.2 , 60 mm, 1/3.1" , 1.0 µm
16 MP, 12 mm

48 MP, 14 mm, 114˚ , (ultrawide) , f/2.2 , 0.8 µm
Primary camera resolution

8000 x 6000 pixels

8192 x 6144 pixels
Primary camera video

4320@15fps, 2160p@30/60fps, 1080p@30/60fps, 720p@1920fps

8K@30fps, 1080p@30fps
Primary camera flash

dual-LED dual-tone flash

dual-LED dual-tone flash
Camera features

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

Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical 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, RAW

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 1.0 reversible connector

Type-C 2.0
USB On-The-Go

Yes

-
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
bluetooth LDAC

-

Yes
Bluetooth AptX

-

aptX HD
Infrared

Yes

-
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-
BDS

-

Yes