Meizu 21 vs Xiaomi Mix 4

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 1700(AWS), 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
5G network

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

5G band 1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE-A

LTE-A, 1174 Mbps download, 210 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Class 8

Design
Build

Aluminium alloy, glass

Glass front (Gorilla Glass Victus), ceramic back, aluminum frame
SIM

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

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

156.7 mm

162.6 mm
Width

75.3 mm

75.4 mm
Thickness

7.9 mm

8 mm
Weight

198 g

225 g
Waterproof

IP54

-
Splash resistant

-

IP53
Dust proof

IP54

IP53
Colors

Black, Green, Purple, White

Black, Gray, White

Display
Display type

AMOLED

AMOLED
Physical size

6.55 inches

6.67 inches
Resolution

1080 x 2340 pixels

1080 x 2400 pixels
Pixel density

393 ppi

395 ppi
Display colors

1073741824

1073741824
Protection

Scratch resistant, 2.5D curved glass screen

Scratch resistant, 3D curved glass screen, Corning Gorilla Glass Victus
Display features

120Hz, HDR10+, 600 nits (typ), 1100 nits (HBM), 1800 nits (peak)

120Hz, HDR10+, Dolby Vision, 800 nits (HBM), Wide color gamut, True-tone

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.3 GHz Cortex-X4

Single-core 2.99 GHz Kryo 680
CPU(second)

Penta-core 3.2 GHz Cortex-A720

Triple-core 2.42 GHz Kryo 680
CPU(third)

Dual-core 2.3 GHz Cortex-A520

Quad-core 1.80 GHz Kryo 680
Chipset

Qualcomm SM8650-AB Snapdragon 8 Gen 3

Qualcomm SM8350 Snapdragon 888+ 5G
GPU

Adreno 740

Adreno 660
Memory RAM

8, 12 GB

8, 12 GB
Internal storage

256, 512 GB

128, 256, 512 GB
Memory card

No

No
Storage

UFS 4.0

UFS 3.1

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 200 MP, f/1.7 , 22 mm

(wide) , 108 MP, f/1.9 , 24 mm, 1/1.33" , 0.8 µm
(ultrawide) , 13 MP, f/2.4 , 122˚ , 15 mm

(periscope telephoto) , 8 MP, f/4.1 , 120 mm, 5x optical zoom
(wide) , 5 MP, f/2.4 , 27 mm

(ultrawide) , 13 MP, f/2.2 , 12 mm, 123˚ , 1/3.06" , 1.12 µm
Primary camera video

8K, 4K, 1080p; gyro-EIS

8K@24fps, 4K@30/60fps, 1080p@30/60/120/480fps; gyro-EIS, HDR10+
Primary camera flash

Ring-LED flash

dual-LED flash
Camera features

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, laser autofocus, DarkVision, pure fusion, live photo, super night view 5.0

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, phase detection autofocus, laser autofocus, AI 2.0, night mode 2.0, stagger HDR

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax, 802.11be

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

-
Bluetooth

v5.4

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
Infrared

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with dual-band A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

Yes

Yes