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Xiaomi Mi 11X vs Redmi K40

Xiaomi Mi 11X XiaomiMi 11X
VS
Redmi K40 XiaomiRedmi K40

The third device is shown on desktop screens only

Xiaomi Mi 11X Xiaomi Mi 11X Xiaomi Price $377 Full specs
Redmi K40 Redmi K40 Xiaomi Lowest price Price $360 Full specs

General

Device Type
Smart Phone
Smart Phone
Device Name
Xiaomi Mi 11XM2012K11AI
Redmi K40M2012K11AC
Announced
April 2021
February 2021
Released
April 2021
March 2021
Colors
Cosmic BlackCelestial SilverLunar White
BlackWhiteAurora

Design

Length
163.7 mm (6.44 in)
163.7 mm (6.44 in)
Width
76.4 mm (3.01 in)
76.4 mm (3.01 in)
Thickness
7.8 mm (0.31 in)
7.8 mm (0.31 in)
Weight
196 g (6.91 oz)
196 g (6.91 oz)
Materials
Glass front (Gorilla Glass 5)Glass back (Gorilla Glass 5)
—

Network

2G Network
Yes
Yes
3G Network
Yes
Yes
4G Network
Yes
Yes
5G Network
Yes
Yes
GPRS
Yes
Yes
EDGE
Yes
Yes
SIM
Nano SIM
Nano SIM
Multi SIM
Dual SIM
Dual SIM
Speed
3G Up to 42 MB4G Up to 2 GB5G Up to 7.5 GB
Same on both

Display

Display Type
Super AMOLED
Super AMOLED
Size
6.67 Inches
6.67 Inches
Refresh Rate
120 Hz
120 Hz
Resolution
1080x2400 Pixels (FHD+)
1080x2400 Pixels (FHD+)
Screen Ratio
85.9%
85.9%
Aspect Ratio
20:9
20:9
Pixel Density
395 PPI
395 PPI
Brightness Level
1300 Nits (Peak)900 Nits
Same on both
Display Protection
Corning Gorilla Glass 5
Corning Gorilla Glass 5
Features
HDR10+Always-on DisplayHole-punch NotchEye Care DisplayDark ModeCapacitiveMulti-touch16M Colors
Same on both

Hardware

Chipset
Qualcomm Snapdragon 870 5G
Qualcomm Snapdragon 870 5G
Manufacturing Technology
7 nm
7 nm
CPU Type
8 (Octa-core)
8 (Octa-core)
CPU
1x3.2 GHz (Kryo 585)3x2.42 GHz (Kryo 585)4x1.80 GHz (Kryo 585)
Same on both
GPU
Adreno 650
Adreno 650
RAM (Memory)
6/8 GB
6/8/12 GB8 GB (256 GB)12 GB (256 GB)
On both: 6 GB (128 GB), 8 GB (128 GB)
Internal Storage
128 GB
128/256 GB
Storage Type
UFS 3.1
UFS 3.1
Ram Type
LPDDR5
LPDDR5
Card Slot
No
No

Software

OS
Android 11
Android 11
User Interface
MIUI 12
MIUI 12

Main camera

Camera Setup
Triple Camera
Triple Camera
Resolution
48 MP + 8 MP + 5 MP
48 MP + 8 MP + 5 MP
Camera
48 MP: Standard8 MP: Ultrawide5 MP: Macro
Same on both
Aperture Size
F/1.8 (48 MP)F/2.2 (8 MP)F/2.4 (5 MP)
Same on both
Sensor
Sony IMX582 (48 MP)Sony IMX355 (8 MP)Samsung S5K5E9 (5 MP)
Same on both
Stabilization
Electronic Stabilization (EIS)
Electronic Stabilization (EIS)
Zoom
Digital Zoom
Digital Zoom
Slow Motion
FHD 1080P@120/240fpsFHD 1080P@960fps
Same on both
Video
4K 2160P@30fpsFHD 1080P@30/60fps
Same on both
Flash
Yes
Yes
More details (1)Camera Features
Camera Features
Autofocus (AF)Night ModePortrait ModePro ModeAI Scene DetectionContinuous shootingPanoramaExposure compensationFace detectionGeotaggingHDRISO settingsScene modeSelf-timerTouch focusWhite balance settings
Same on both

Selfie Camera

Camera
20 MP
20 MP
Aperture Size
F/2.5
F/2.5
Video
FHD 1080P@30fpsElectronic Stabilization (EIS)
Same on both
Slow Motion
HD 720P@120fps
HD 720P@120fps
Flash
No
No
More details (1)Camera Features
Camera Features
Night ModePortrait ModeFace DetectionBeauty ModeGesture ShotHDR
Same on both

Connectivity

Wi-Fi
Wi-Fi 802.11a/b/g/n/ac/6Dual-bandWi-Fi DirectHotspot
Same on both
Bluetooth
5.1A2DPLE
Same on both
Location
GPSA-GPSGLONASSBDSGALILEOQZSSNavIC
Same on both
NFC
No
Yes
IR blaster
Yes
Yes
USB
USB Type-C 2.0
USB Type-C 2.0

Media

Loudspeaker
Yes - Stereo speakers
Yes - Stereo speakers
3.5mm jack
No
No
FM Radio
No24-bit/192kHz
No24-bit/192kHz

Other specifications

Sensors
No extras
Color Spectrum
On both: Accelerometer, Gyroscope, Proximity, Compass
Lock Type
Fingerprint (Side-mounted)Facial RecognitionPatternPINPassword
Same on both
Box Contents
DeviceUSB CablePower Adapter (33 W)Protective CaseSIM Eject ToolQuick start guide
Same on both

Charging and Battery

Fast Charging
Yes - 33 W (100% in 52 min)
Yes - 33 W (100% in 52 min)
Capacity
4520 mAh
4520 mAh

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Copyright © 2026 NXT Test. All Rights Reserved