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Redmi K40 Pro Plus vs OnePlus 9 RT 5G

Redmi K40 Pro Plus XiaomiRedmi K40 Pro Plus
VS
OnePlus 9 RT 5G OnePlus9 RT 5G

The third device is shown on desktop screens only

General

Device Type
Smart Phone
Smart Phone
Device Name
Redmi K40 Pro Plus
OnePlus 9 RT 5G
Announced
February 2021
October 2021
Released
March 2021
October 2021
Colors
BlackWhiteAurora
BlackSilverBlue

Design

Length
163.7 mm (6.44 in)
162.2 mm (6.39 in)
Width
76.4 mm (3.01 in)
74.6 mm (2.94 in)
Thickness
7.8 mm (0.31 in)
8.3 mm (0.33 in)
Weight
196 g (6.91 oz)
198.5 g (7.02 oz)

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
AMOLED
Size
6.67 Inches
6.62 Inches
Refresh Rate
120 Hz
120 Hz
Resolution
1080x2400 Pixels (FHD+)
1080x2400 Pixels (FHD+)
Screen Ratio
85.9%
87.9%
Aspect Ratio
20:9
20:9
Pixel Density
395 PPI
397 PPI
Brightness Level
1300 Nits (Peak)900 Nits
—
Display Protection
Corning Gorilla Glass 5
Corning Gorilla Glass
Features
No extras
Frameless
On both: HDR10+, Always-on Display, Hole-punch Notch, Eye Care Display, Dark Mode, Capacitive, Multi-touch, 16M Colors

Hardware

Chipset
Qualcomm Snapdragon 888 5G
Qualcomm Snapdragon 888 5G
Manufacturing Technology
5 nm
5 nm
CPU Type
8 (Octa-core)
8 (Octa-core)
CPU
1x2.84 GHz (Kryo 680)3x2.42 GHz (Kryo 680)4x1.80 GHz (Kryo 680)
Same on both
GPU
Adreno 660
Adreno 660
RAM (Memory)
12 GB
8/12 GB8 GB (128 GB)8 GB (256 GB)12 GB (256 GB)
Internal Storage
256 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
ColorOS 11

Main camera

Camera Setup
Triple Camera
Triple Camera
Resolution
108 MP + 8 MP + 5 MP
50 MP + 16 MP + 2 MP
Camera
108 MP: Standard8 MP: Ultrawide5 MP: Macro
50 MP: Standard (OIS)16 MP: Ultrawide2 MP: Macro
Aperture Size
F/1.8 (108 MP)F/2.2 (8 MP)F/2.4 (5 MP)
F/1.8 (50 MP)F/2.2 (16 MP)F/2.4 (2 MP)
Sensor
Samsung HM2 (108 MP)Sony IMX355 (8 MP)Samsung S5K5E9 (5 MP)
Sony IMX766 (50 MP)Sony IMX481 (16 MP)Unknown (2 MP)
Stabilization
Electronic Stabilization (EIS)
Optical Stabilization (OIS)Electronic Stabilization (EIS)
Zoom
Digital Zoom
Digital Zoom
Slow Motion
FHD 1080P@120/240fpsFHD 1080P@960fps
FHD 1080P@240fpsHD 720P@480fps
Video
8K 4320P@30fps4K 2160P@30/60fpsFHD 1080P@30/60fpsHDR10+ Recording
4K 2160P@30/60fpsFHD 1080P@30/60fps
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
16 MP
Aperture Size
F/2.5
F/2.4
Video
FHD 1080P@30fpsElectronic Stabilization (EIS)
Same on both
Slow Motion
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/6e
Wi-Fi 6 802.11a/b/g/n/ac/6
On both: Dual-band, Wi-Fi Direct, Hotspot
Bluetooth
5.1
5.2
On both: A2DP, LE
Location
QZSSNavIC
No extras
On both: GPS, A-GPS, GLONASS, BDS, GALILEO
NFC
Yes
Yes
IR blaster
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
No

Other specifications

Sensors
barometerColor Spectrum
No extras
On both: Accelerometer, Gyroscope, Proximity, Compass
Lock Type
Fingerprint (Side-mounted)
Fingerprint (Under Display)
On both: Facial Recognition, Pattern, PIN, Password
Water/Dust Resistant
Dust and splash resistance (IP53)
—
Box Contents
Power Adapter (33 W)Protective Case
Power Adapter (65W)
On both: Device, USB Cable, SIM Eject Tool, Quick start guide

Charging and Battery

Fast Charging
Yes - 33 W (100% in 52 min)
Yes - 65 W (100% in 29 min)
Capacity
4520 mAh
4500 mAh

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Copyright © 2026 NXT Test. All Rights Reserved