Xiaomi Mi 9 Pro vs vivo U20

Network
2G network

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

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 41(2500) - China

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)
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

-
LTE speed

LTE-A (7CA) Cat20, 2048 Mbps download, 150 Mbps upload

LTE, Cat12, 603 Mbps download, 102 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

Super AMOLED capacitive touchscreen

IPS LCD capacitive touchscreen
Physical size

6.39 inches

6.53 inches
Resolution

1080 x 2340 pixels

1080 x 2340 pixels
Pixel density

403 ppi

395 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 6, Oleophobic coating

Scratch resistant
Multitouch

Yes

Yes
Display features

HDR10, DCI-P3

-

Main camera
Camera type

Triple

Triple
Main camera

48 MP, f/1.8 , 27 mm, 1/2" , 0.8 µm, 2x optical zoom

16 MP, f/1.8
12 MP, f/2.2 , 54 mm, 1/3.6" , 1.0 µm

8 MP, f/2.2 , 13 mm
16 MP, f/2.2 , 13 mm, 1/3.0" , 1.0 µm

2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

4608 x 3456 pixels
Primary camera video

2160p@30/60fps, 1080p@30/120/240fps, 1080p@960fps

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

LED flash

LED flash
Camera features

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

Autofocus, 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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 1.0 reversible connector

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
Infrared

Yes

-
NFC

Yes

-
GPS

Yes, with dual-band A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

Yes
QZSS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gravity, gyroscope, hall, proximity, step counter, step detector, ultrasonic distance sensor, in-display fingerprint sensor

Accelerometer, compass, fingerprint, gyroscope, light, proximity
Power bank function

Yes

-