Compare Redmi K40 vs Redmi Note 10 vs Xiaomi Mi 11
Connectivity
Ports
USB-C
1x USB-C + 1x Headphone jack
USB-C
Wireless Connectivity
WiFi 6, Bluetooth 5.1
WiFi, Bluetooth 5.0, IR blaster
WiFi 6, Bluetooth 5.2, NFC, IR blaster
Construction
Battery | Capacity
4520 mAh
5000 mAh
4600 mAh
Camera | Front
20MP
13MP, f/2.45
20MP, f/2.2, 0.8μm pixel size, 1.6μm 4-in-1 Super Pixel
Camera | Rear | Depth
2MP, f/2.4
Camera | Rear | Macro
2MP, f/2.4
Camera | Rear | Telephoto
5MP
5MP, f/2.4, AF (3cm-10cm)
Camera | Rear | Ultra-Wide
8MP
8MP, f/2.2, FOV 118°
13MP, f/2.4
Camera | Rear | Wide
48MP, Sony IMX582, f/1.79
48MP, f/1.79
108MP, 1/1.33" sensor size, 0.8μm pixel size, 1.6μm 4-in-1 Super Pixel, f/1.85, OIS
Colors
Glossy Black, Icy White, and Dreamland
Onyx Gray, Pebble White, Lake Green
Special Edition, Midnight Gray, Cloud White, Horizon Blue
Material
Corning Gorrila Glass 5
Corning Gorrila Glass Victus front
Speakers
Dual speakers
Dual speakers
Dual speakers, SOUND BY Harman Kardon, Hi-Res Audio certification
Dimensions
Size | Depth
7.8 mm
8.29 mm
8.06 mm
Size | Height
163.7 mm
160.46 mm
164.3 mm
Size | Width
76.4 mm
74.5 mm
74.6 mm
Weight
196 g
178.8 g
196 g
Display
Aspect Ratio
20:9
20:9
20:9
Brightness
900 nits (typ) / 1300 nits (max)
700 nits (typical) / 1100 nits (max)
900 nits (typical) / 1500 nits (max)
Contrast Ratio
5,000,000:1 (typical)
5,000,000:1 (typical)
Display Color Depth
10-bit
8-bit
10-bit
Display Diagonal
6.67 inch
6.43 inch
6.81 inch
Display Type
Samsung E4 AMOLED (OLED)
AMOLED (OLED)
AMOLED quad-curve DotDisplay with TrueColor (OLED)
Gamut
100% DCI-P3
100% DCI-P3
100% DCI-P3
Pixel Density
409 ppi
Refresh Rate
120 Hz
120 Hz
Resolution
FHD+ 2400x1080
FHD+, 2400x1080
WQHD+
Function
Audio
Dolby Atmos
Hi-Res Audio certification
Bluetooth Codecs
AAC / LDAC / LHDC
AAC/LDAC/LHDC
Chipset
Qualcomm Snapdragon 870
Qualcomm Snapdragon 678
Qualcomm Snapdragon 888
Fast Charging
55W wired turbo charging
33W fast charging
55W wired turbo charging
GPS
GPS: L1+L5 / Galileo: E1+E5a / GLONASS: G1 / Beidou
GPS: L1 / Galileo: E1 / GLONASS: G1 / Beidou
GPS: L1+L5 / Galileo: E1+E5a / GLONASS: G1 / Beidou
Graphics
Qualcomm Adreno 650 GPU
Qualcomm Adreno 612 GPU
Qualcomm Adreno 660 GPU
HDR
HDR10+
HDR10+
Operating System
MIUI 12, Android 11
MIUI 12, Android 11
MIUI 12, Android 11
Processor
Qualcomm Kryo585, 8-core
Qualcomm Kryo 680460
Qualcomm Kryo 680
SIM
Dual nano 5G
Dual Nano 4G LTE
Dual SIM, 5G
Security
Side-mounted fingerprint sensor
Arc side fingerprint sensor, AI face unlock
In-screen fingerprint sensor (Supports In-display heart rate monitoring), AI face unlock
Sensor
Proximity sensor | Ambient light sensor | Accelerometer | Gyroscope | Electronic compass | Linear motor | IR Blaster
Proximity sensor | Ambient light sensor | Accelerometer | Gyroscope | Electronic compass | Linear motor | IR blaster
Touch Screen
360Hz touch sampling rate
480Hz touch sampling rate
Video Recording
4K 30fps, FHD 960fps
Video Recording | Front
FHD 60fps, HD 120fps
Video Recording | Rear
8K 30fps, 4K 60fps, FHD 240fps
Weather Resistance
IP53
Wireless Charging
50W wireless turbo charging / 10W reverse wireless charging
Performance
Charging Time
52min to 100%
Memory | Capacity
6, 8, or 12 GB
4 or 6 GB
8 GB
Memory | Type
LPDDR5 5500Mbps
LPDDR4X
LPDDR5 3200MHz
Power Supply
33 W
Storage
128 or 256 GB UFS 3.1
64 or 128 GB UFS 2.2
128 or 256 GB UFS 3.1
Production
Debut
2021-02-25
2021-03-04
2021-02-08
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