Meizu 21 vs Xiaomi Mix Fold 3

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 1700(AWS), 2100

HSDPA 800, 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, 26, 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, 38, 40, 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

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

-
LTE speed

LTE-A

LTE-A (CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Glass front (folded), plastic front (unfolded), glass back or aramid fiber back, aluminum frame
SIM

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

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

156.7 mm

161.2 mm
Width

75.3 mm

73.5 mm
Thickness

7.9 mm

10.9 mm
Height unfolded

-

161.2 mm
Width unfolded

-

143.3 mm
Thickness unfolded

-

5.3 mm
Weight

198 g

255/259 g
Waterproof

IP54

-
Dust proof

IP54

-
Colors

Black, Green, Purple, White

Black, Gold

Display
Display type

AMOLED

Foldable LTPO OLED+
Physical size

6.55 inches

8.03 inches
Resolution

1080 x 2340 pixels

1916 x 2160 pixels
Pixel density

393 ppi

360 ppi
Display colors

1073741824

1073741824
Protection

Scratch resistant, 2.5D curved glass screen

UTG glass, Corning Gorilla Glass Victus 2
Display features

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

120Hz, HDR10+, Dolby Vision, 1300 nits (peak)
Cover display

-

AMOLED
Cover display physical size

-

6.56 inches
Cover display resolution

-

1080 x 2520 pixels
Cover display features

-

120Hz, HDR10+, Dolby Vision, 2600 nits (peak)

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.3 GHz Cortex-X4

Single-core 3.36 GHz Cortex-X3
CPU(second)

Penta-core 3.2 GHz Cortex-A720

dual-core 2.8 GHz Cortex-A715
CPU(third)

Dual-core 2.3 GHz Cortex-A520

Dual-core 2.8 GHz Cortex-A710
CPU(fourth)

Triple-core 2.0 GHz Cortex-A510
Chipset

Qualcomm SM8650-AB Snapdragon 8 Gen 3

Qualcomm SM8550-AC Snapdragon 8 Gen 2
GPU

Adreno 740

Adreno 740
Memory RAM

8, 12 GB

12, 16 GB
Internal storage

256, 512 GB

256, 512, 1024 GB
Memory card

No

No
Storage

UFS 4.0

UFS 4.0

Main camera
Camera type

Triple

Quad
Main camera

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

(wide) , 50 MP, f/1.8 , 23 mm, 1/1.49" , 1.0 µm
(ultrawide) , 13 MP, f/2.4 , 122˚ , 15 mm

(telephoto) , 10 MP, f/2.0 , 75 mm, 3.2x optical zoom
(wide) , 5 MP, f/2.4 , 27 mm

(telephoto) , 10 MP, f/2.9 , 115 mm, 5x optical zoom
(ultrawide) , 12 MP, f/2.2 , 120˚ , 15 mm
Primary camera resolution

-

8190 x 6120 pixels
Primary camera video

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

8K@24fps, 4K@24/30/60fps, 1080p@30/60/120/240/960/1920fps, Dolby Vision HDR
Primary camera flash

Ring-LED flash

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 autofocus, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, Dolby Vision, Leica Native Dual Quality, super night 2.0

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.4

(wide) , 20 MP, f/2.3 , 23 mm
Selfie camera features

Face unlock, face detection, HDR

Face unlock, HDR, Dolby Vision
Selfie camera video

1080p@30fps

1080p@30/60fps

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, 802.11be
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 3.2
USB On-The-Go

Yes

-
Bluetooth

v5.4

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with dual-band A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

Yes

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, barometer, compass, color spectrum, fingerprint, gyroscope, proximity