Compare Redmi Note 8 2021 vs Redmi 9 vs Redmi Note 10
Connectivity
Ports
USB-C 2.0, 3.5mm headphone
USB-C, 3.5mm headphone
1x USB-C + 1x Headphone jack
Wireless Connectivity
IR, WiFi 5, Bluetooth 5.2
Bluetooth 5.0 + NFC + IR blaster
WiFi, Bluetooth 5.0, IR blaster
Construction
Battery | Capacity
4000 mAh (typ)
5020 mAh
5000 mAh
Camera | Front
13 MP, f/2.0, 1/3.1", 1.12µm
8MP f/2.0, FOV 77.8°, FF
13MP, f/2.45
Camera | Rear | Depth
2 MP, f/2.4
F/2.4, FF
2MP, f/2.4
Camera | Rear | Macro
2 MP, f/2.4
5MP f/2.4, FF (4cm)
2MP, f/2.4
Camera | Rear | Ultra-Wide
8 MP, f/2.2, 120˚, 1/4.0", 1.12µm
8MP FOV 118°, f/2.2, FF
8MP, f/2.2, FOV 118°
Camera | Rear | Wide
48 MP, f/1.8, 26mm, 1/2.0", 0.8µm, PDAF
13MP f/2.2, FOV 75.2°, AF
48MP, f/1.79
Colors
Neptune Blue, Moonlight White, Space Black
Carbon Grey, Sunset Purple, Ocean Green
Onyx Gray, Pebble White, Lake Green
Material
Gorilla Glass 5 front and back, plastic frame
Corning Gorilla Glass 3
Speakers
Super linear speaker
1216 size Xmax 0.5mm Ultra Linear Amplitude Speaker + 3.5mm headphone jack
Dual speakers
Dimensions
Size | Depth
8.35 mm / 0.33"
9.1 mm
8.29 mm
Size | Height
158.3 mm / 6.23"
163.32 mm
160.46 mm
Size | Width
75.3 mm / 2.96"
77.01 mm
74.5 mm
Weight
190 g / 6.7oz
198 g
178.8 g
Display
Aspect Ratio
19.5:9
19.5:9
20:9
Brightness
500 nits
400 nit
700 nits (typical) / 1100 nits (max)
Contrast Ratio
1500:1
Display Color Depth
8-bit
Display Diagonal
6.3 inch
6.53 inch
6.43 inch
Display Type
IPS
AMOLED (OLED)
Gamut
70% NTSC
100% DCI-P3
Pixel Density
409 ppi
394 ppi
409 ppi
Resolution
FHD+ 2340×1080
2340x1080 FHD+
FHD+, 2400x1080
Function
Bluetooth Profiles
A2DP
Chipset
MediaTek Helio G85, 12nm manufacturing process
MediaTek Helio G80 SoC
Qualcomm Snapdragon 678
Fast Charging
18W fast charge
18W Fast Charge
33W fast charging
GPS
GPS, A-GPS, GLONASS, GALILEO, BDS
GPS: L1 / Galileo: E1 / GLONASS: G1 / Beidou
Graphics
Mali-G52 MP2 GPU
Mali-G52 MC2, 950 MHz
Qualcomm Adreno 612 GPU
Operating System
Android 11, MIUI 12.5
MIUI 11
MIUI 12, Android 11
Processor
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
2 ARM Cortex A75 + 6 ARM Cortex A55, Octa-core CPU
Qualcomm Kryo 680460
SIM
2x Nano 4G LTE
Dual Nano 4G
Dual Nano 4G LTE
Security
AI Face Unlock + Rear fingerprint sensor (Redmi 9 only)
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
Tuner
FM radio
Video Recording
FHD @ 30fps
Weather Resistance
IP53
Performance
Memory | Capacity
4 GB
3 or 4 GB
4 or 6 GB
Memory | Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage
64 or 128 GB eMMC 5.1 storage + microSD
32 or 64 GB eMMC 5.1
64 or 128 GB UFS 2.2
Production
Debut
2021-05-25
2020-07-15
2021-03-04
Made In
China
China
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