Compare Redmi 9 vs Redmi Note 8 2021 vs Redmi Note 9 Pro
Connectivity
Ports
USB-C, 3.5mm headphone
USB-C 2.0, 3.5mm headphone
USB-C, 3.5mm headphone
Wireless Connectivity
Bluetooth 5.0 + NFC + IR blaster
IR, WiFi 5, Bluetooth 5.2
NFC, IR, WiFi 5, Bluetooth 5.0
Construction
Battery | Capacity
5020 mAh
4000 mAh (typ)
5020 mAh (typ)
Camera | Front
8MP f/2.0, FOV 77.8°, FF
13 MP, f/2.0, 1/3.1", 1.12µm
16MP, 1.0μm, f/2.48 aperture
Camera | Rear | Depth
F/2.4, FF
2 MP, f/2.4
2MP, 1/5" sensor size, 1.7μm pixel size, 3P lens, f/2.4 FF
Camera | Rear | Macro
5MP f/2.4, FF (4cm)
2 MP, f/2.4
2MP, AF (2cm-10cm), 1.75μm pixel size, f/2.4 aperture
Camera | Rear | Ultra-Wide
8MP FOV 118°, f/2.2, FF
8 MP, f/2.2, 120˚, 1/4.0", 1.12µm
8MP, FOV 119°, f/2.2, 1/4” sensor size, 1.12μm pixel size, 5P lens
Camera | Rear | Wide
13MP f/2.2, FOV 75.2°, AF
48 MP, f/1.8, 26mm, 1/2.0", 0.8µm, PDAF
64MP, 1/1.72” sensor size, 1.6μm 4-in-1 Super Pixel, 0.8μm, pixel size f/1.89, AF, 6P lens, FOV 79.8°
Colors
Carbon Grey, Sunset Purple, Ocean Green
Neptune Blue, Moonlight White, Space Black
Glacier White, Interstellar Grey, Tropical Green
Material
Corning Gorilla Glass 3
Gorilla Glass 5 front and back, plastic frame
Corning Gorilla Glass 5
Speakers
1216 size Xmax 0.5mm Ultra Linear Amplitude Speaker + 3.5mm headphone jack
Super linear speaker
Dimensions
Size | Depth
9.1 mm
8.35 mm / 0.33"
8.8 mm
Size | Height
163.32 mm
158.3 mm / 6.23"
165.75 mm
Size | Width
77.01 mm
75.3 mm / 2.96"
76.68 mm
Weight
198 g
190 g / 6.7oz
209 g
Display
Aspect Ratio
19.5:9
19.5:9
20:9
Brightness
400 nit
500 nits
450 nits
Contrast Ratio
1500:1
1500:1
Display Diagonal
6.53 inch
6.3 inch
6.67 inch
Display Type
IPS
Gamut
70% NTSC
84% NTSC
Pixel Density
394 ppi
409 ppi
Resolution
2340x1080 FHD+
FHD+ 2340×1080
FHD+ 2400 x 1080
Function
Bluetooth Profiles
A2DP
Chipset
MediaTek Helio G80 SoC
MediaTek Helio G85, 12nm manufacturing process
Qualcomm Snapdragon 720G
Fast Charging
18W Fast Charge
18W fast charge
30W fast charge
GPS
GPS, A-GPS, GLONASS, GALILEO, BDS
GPS/ A-GPS / Galileo/ GLONASS / Beidou
Graphics
Mali-G52 MC2, 950 MHz
Mali-G52 MP2 GPU
AdrenoTM 618
Operating System
MIUI 11
Android 11, MIUI 12.5
MIUI 11
Processor
2 ARM Cortex A75 + 6 ARM Cortex A55, Octa-core CPU
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Octa-core processor, up to 2.3GHz
SIM
Dual Nano 4G
2x Nano 4G LTE
2x Nano 4G LTE
Security
AI Face Unlock + Rear fingerprint sensor (Redmi 9 only)
Sensor
Fingerprint, accelerometer, gyro, proximity, compass
Tuner
FM radio
Video Recording
FHD @ 30fps
Performance
Memory | Capacity
3 or 4 GB
4 GB
6 GB
Memory | Type
LPDDR4X
LPDDR4X
Storage
32 or 64 GB eMMC 5.1
64 or 128 GB eMMC 5.1 storage + microSD
64 - 128 GB
Production
Debut
2020-07-15
2021-05-25
2020-03-12
Made In
China
China
China
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