Meizu 21 vs Xiaomi Redmi K40 Gaming

Meizu 21

Xiaomi Redmi K40 Gaming

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 1x
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, 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, 28, 41, 77, 78 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
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
SIM

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

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

156.7 mm

161.9 mm
Width

75.3 mm

76.9 mm
Thickness

7.9 mm

8.3 mm
Weight

198 g

205 g
Waterproof

IP54

IP53
Dust proof

IP54

IP53
Build features

-

Physical pop-up gaming triggers
Colors

Black, Green, Purple, White

Black, Gray, Silver, Yellow

Display
Display type

AMOLED

OLED
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, 2.5D curved glass screen, Corning Gorilla Glass 5
Display features

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

120Hz, HDR10+, 500 nits (typ)

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 3.3 GHz Cortex-X4

Single-core 3.0 GHz Cortex-A78
CPU(second)

Penta-core 3.2 GHz Cortex-A720

Triple-core 2.6 GHz Cortex-A78
CPU(third)

Dual-core 2.3 GHz Cortex-A520

Quad-core 2.0 GHz Cortex-A55
Chipset

Qualcomm SM8650-AB Snapdragon 8 Gen 3

MediaTek MT6893 Dimensity 1200 5G
GPU

Adreno 740

Mali-G77 MC9
Memory RAM

8, 12 GB

6, 8, 12 GB
Internal storage

256, 512 GB

128, 256 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) , 64 MP, f/1.7 , 26 mm, 1/2" , 0.7 µm
(ultrawide) , 13 MP, f/2.4 , 122˚ , 15 mm

(ultrawide) , 8 MP, f/2.2 , 120˚
(wide) , 5 MP, f/2.4 , 27 mm

(macro) , 2 MP, f/2.4
Primary camera resolution

-

9280 x 6920 pixels
Primary camera video

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

4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR
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, 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

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

Yes
Bluetooth

v5.4

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with dual-band A-GPS

Yes, with dual-band 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, color spectrum, compass, fingerprint, gyroscope, proximity