Meizu 18x vs Meizu 21

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 1700(AWS), 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 34, 38, 39, 40, 41

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

5G band 1, 3, 41, 77, 78, 79 SA/NSA

5G band 1, 3, 5, 8, 28, 38, 41, 77, 78 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 Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE-A

LTE-A
5G speed

5G

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

OLED

AMOLED
Physical size

6.67 inches

6.55 inches
Resolution

1080 x 2400 pixels

1080 x 2340 pixels
Pixel density

395 ppi

393 ppi
Display colors

1073741824

1073741824
Protection

Scratch resistant, 2.5D curved glass screen

Scratch resistant, 2.5D curved glass screen
Display features

120Hz, 500 nits (typ), 700 nits (peak)

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

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.2 GHz Kryo 585

Single-core 3.3 GHz Cortex-X4
CPU(second)

Triple-core 2.42 GHz Kryo 585

Penta-core 3.2 GHz Cortex-A720
CPU(third)

Quad-core 1.8 GHz Kryo 585

Dual-core 2.3 GHz Cortex-A520
Chipset

Qualcomm SM8250-AC Snapdragon 870 5G

Qualcomm SM8650-AB Snapdragon 8 Gen 3
GPU

Adreno 650

Adreno 740
Memory RAM

8, 12 GB

8, 12 GB
Internal storage

128, 256 GB

256, 512 GB
Memory card

No

No
Storage

UFS 3.1

UFS 4.0

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 64 MP, f/1.8 , 26 mm, 1/1.97" inches, 0.7 µm

(wide) , 200 MP, f/1.7 , 22 mm
(ultrawide) , 8 MP, f/2.2 , 120˚ , 15 mm, 1/4.0" inches, 1.12 µm

(ultrawide) , 13 MP, f/2.4 , 122˚ , 15 mm
(depth) , 2 MP, f/2.4

(wide) , 5 MP, f/2.4 , 27 mm
Primary camera resolution

9280 x 6920 pixels

-
Primary camera video

1080p@30fps

8K, 4K, 1080p; gyro-EIS
Primary camera flash

LED flash

Ring-LED flash
Camera features

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

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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 13 MP, f/2.0

(wide) , 32 MP, f/2.4
Selfie camera resolution

4160 x 3120 pixels

-
Selfie camera features

Face detection, face unlock, HDR

Face unlock, face detection, HDR
Selfie camera video

1080p@30fps

1080p@30fps

Connectivity
WLAN

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

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 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.2

v5.4
Bluetooth A2DP

A2DP

Yes
bluetooth LE

LE

Yes
Infrared

-

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-
BDS

-

Yes
QZSS

-

Yes
NavIC

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4300 mAh

4800 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Quick Charge 4+, 30W (70% in 30 min, 100% in 60 min)

Yes, 80W
Fast wireless charging

-

Yes, 67W