Xiaomi Mi Mix 3 vs vivo U20

Network
2G network

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

GSM 850, 900, 1800, 1900
3G network

HSDPA 800, 850, 900, 1900, 1700(AWS), 1800, 1900, 2100; CDMA2000 1xEV-DO - global; HSDPA 850, 900, 1700(AWS), 1900, 2100 - China

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), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) - global; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 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
HSUPA speed

-

5.76 Mbps
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE, Cat18, 1.2 Gbps download, 221 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

Scratch resistant
Multitouch

Yes

Yes

Hardware
CPU

Octa-core

Octa-core
CPU

Quad-core 2.8 GHz Kryo 385 Gold

Dual-core 2.0 GHz Kryo 460 Gold
CPU(second)

quad-core 1.7 GHz Kryo 385 Silver

Hexa-core 1.7 GHz Kryo 460 Silver
Chipset

Qualcomm SDM845 Snapdragon 845

Qualcomm SDM675 Snapdragon 675
GPU

Adreno 630

Adreno 612
Memory RAM

6, 8, 10 GB

4, 6 GB
Internal storage

128, 256 GB

64 GB
Memory card

-

microSD, microSDHC, microSDXC
Memory card max

-

256 GB

Main camera
Camera type

Dual

Triple
Main camera

12 MP, f/1.8 , 1/2.55" , 1.4 µm

16 MP, f/1.8
12 MP, f/2.4 , 1/3.4" , 1.0 µm

8 MP, f/2.2 , 13 mm
2 MP, f/2.4
Primary camera resolution

4032 x 3024 pixels

4608 x 3456 pixels
Primary camera video

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

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

LED flash

LED flash
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

Autofocus, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
DxOMark photo

108

-
DxOMark video

93

-
DxOMark camera score

103

-

Selfie camera
Selfie camera type

Dual

-
Selfie camera

24 MP, f/2.2 , 19 mm, 1/2.8" , 0.9 µm

16 MP, f/2.0 , 26 mm, 1/3.1" , 1.0 µm
Selfie camera resolution

5760 x 4312 pixels

4608 x 3456 pixels
Selfie camera video

1080p@30fps

1080p@30fps
DxOMark photo

83

-
DxOMark video

85

-
DxOMark camera score

84

-

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 HID

Yes

-
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

Yes
QZSS

Yes

-