Compare Redmi Note 8 2021 vs Redmi K40 Gaming Edition vs Redmi Note 10

Connectivity

Ports
USB-C 2.0, 3.5mm headphone
USB-C
1x USB-C + 1x Headphone jack
Wireless Connectivity
IR, WiFi 5, Bluetooth 5.2
WiFi 6, Bluetooth 5.2
WiFi, Bluetooth 5.0, IR blaster

Construction

Battery | Capacity
4000 mAh (typ)
5065 mAh
5000 mAh
Camera | Front
13 MP, f/2.0, 1/3.1", 1.12µm
16MP
13MP, f/2.45
Camera | Rear | Depth
2 MP, f/2.4
2MP, f/2.4
Camera | Rear | Macro
2 MP, f/2.4
2MP, f/2.4
2MP, f/2.4
Camera | Rear | Ultra-Wide
8 MP, f/2.2, 120˚, 1/4.0", 1.12µm
8MP, f/2.2
8MP, f/2.2, FOV 118°
Camera | Rear | Wide
48 MP, f/1.8, 26mm, 1/2.0", 0.8µm, PDAF
64MP, f/1.65
48MP, f/1.79
Colors
Neptune Blue, Moonlight White, Space Black
Black, Sliver, White
Onyx Gray, Pebble White, Lake Green
Material
Gorilla Glass 5 front and back, plastic frame
Corning Gorrila Glass 5
Speakers
Super linear speaker
Dual speakers
Dual speakers

Dimensions

Size | Depth
8.35 mm / 0.33"
8.3 mm
8.29 mm
Size | Height
158.3 mm / 6.23"
161.94 mm
160.46 mm
Size | Width
75.3 mm / 2.96"
76.93 mm
74.5 mm
Weight
190 g / 6.7oz
205 g
178.8 g

Display

Aspect Ratio
19.5:9
20:9
20:9
Brightness
500 nits
500 nits
700 nits (typical) / 1100 nits (max)
Contrast Ratio
5,000,000:1 (typical)
Display Color Depth
10-bit (1.07B)
8-bit
Display Diagonal
6.3 inch
6.67 inch
6.43 inch
Display Type
IPS
OLED
AMOLED (OLED)
Gamut
100% DCI-P3
100% DCI-P3
Pixel Density
409 ppi
409 ppi
Refresh Rate
120 Hz
Resolution
FHD+ 2340×1080
FHD+ 2400x1080
FHD+, 2400x1080

Function

Bluetooth Codecs
AAC / LDAC / LHDC
Bluetooth Profiles
A2DP
Chipset
MediaTek Helio G85, 12nm manufacturing process
MediaTek 1200
Qualcomm Snapdragon 678
Fast Charging
18W fast charge
67W wired turbo charging, 42min to 100%
33W fast charging
GPS
GPS, A-GPS, GLONASS, GALILEO, BDS
GPS: L1+L5 / Galileo: E1+E5a / GLONASS: G1 / Beidou
GPS: L1 / Galileo: E1 / GLONASS: G1 / Beidou
Graphics
Mali-G52 MP2 GPU
9-core Mali
Qualcomm Adreno 612 GPU
HDR
HDR10+
Operating System
Android 11, MIUI 12.5
MIUI 12.5, Android 11
MIUI 12, Android 11
Processor
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
8-core Cortex A78, 6nm
Qualcomm Kryo 680460
SIM
2x Nano 4G LTE
Dual nano 5G
Dual Nano 4G LTE
Security
Side-mounted fingerprint sensor
Arc side fingerprint sensor, AI face unlock
Sensor
Fingerprint, accelerometer, gyro, proximity, compass
Proximity sensor | Ambient light sensor | Accelerometer | Gyroscope | Electronic compass | Linear motor | IR Blaster
Touch Screen
480Hz touch sampling rate
Tuner
FM radio
Video Recording
FHD @ 30fps
4K 30fps, FHD 120fps, HD 960fps
Weather Resistance
IP53

Performance

Charging Time
52min to 100%
Memory | Capacity
4 GB
6, 8, or 12 GB
4 or 6 GB
Memory | Type
LPDDR4X
LPDDR4x 4266Mbps
LPDDR4X
Storage
64 or 128 GB eMMC 5.1 storage + microSD
128 or 256 GB UFS 3.1
64 or 128 GB UFS 2.2

Production

Debut
2021-05-25
2021-04-27
2021-03-04
Made In
China

Price

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