Compare Redmi 9 vs Redmi Note 8 2021 vs Redmi Note 10S
Connectivity
Ports
USB-C, 3.5mm headphone
USB-C 2.0, 3.5mm headphone
1x USB-C + 1x Headphone jack
Wireless Connectivity
Bluetooth 5.0 + NFC + IR blaster
IR, WiFi 5, Bluetooth 5.2
WiFi 5, Bluetooth 5.1, IR blaster, NFC
Construction
Battery | Capacity
5020 mAh
4000 mAh (typ)
5000 mAh
Camera | Front
8MP f/2.0, FOV 77.8°, FF
13 MP, f/2.0, 1/3.1", 1.12µm
13MP, f/2.5, 1/3.06", 1.12µm
Camera | Rear | Depth
F/2.4, FF
2 MP, f/2.4
2MP, f/2.4
Camera | Rear | Macro
5MP f/2.4, FF (4cm)
2 MP, f/2.4
2MP, f/2.4
Camera | Rear | Ultra-Wide
8MP FOV 118°, f/2.2, FF
8 MP, f/2.2, 120˚, 1/4.0", 1.12µm
8 MP, f/2.2, 118˚, 1/4.0", 1.12µm
Camera | Rear | Wide
13MP f/2.2, FOV 75.2°, AF
48 MP, f/1.8, 26mm, 1/2.0", 0.8µm, PDAF
64MP, f/1.8, 1/1.97", PDAF
Colors
Carbon Grey, Sunset Purple, Ocean Green
Neptune Blue, Moonlight White, Space Black
Ocean Blue, Onyx Gray, Pebble White
Material
Corning Gorilla Glass 3
Gorilla Glass 5 front and back, plastic frame
Corning Gorilla Glass 3
Speakers
1216 size Xmax 0.5mm Ultra Linear Amplitude Speaker + 3.5mm headphone jack
Super linear speaker
Dual speakers
Dimensions
Size | Depth
9.1 mm
8.35 mm / 0.33"
8.3 mm
Size | Height
163.32 mm
158.3 mm / 6.23"
160.5 mm
Size | Width
77.01 mm
75.3 mm / 2.96"
74.5 mm
Weight
198 g
190 g / 6.7oz
178.8 g
Display
Aspect Ratio
19.5:9
19.5:9
20:9
Brightness
400 nit
500 nits
450 nits (typ), 1100 nits (peak)
Contrast Ratio
1500:1
Display Color Depth
8-bit
Display Diagonal
6.53 inch
6.3 inch
6.43 inch
Display Type
IPS
AMOLED (OLED)
Gamut
70% NTSC
100% DCI-P3
Pixel Density
394 ppi
409 ppi
409 ppi
Refresh Rate
90 Hz
Resolution
2340x1080 FHD+
FHD+ 2340×1080
FHD+, 2400x1080
Function
Bluetooth Profiles
A2DP
Chipset
MediaTek Helio G80 SoC
MediaTek Helio G85, 12nm manufacturing process
Mediatek Helio G95
Fast Charging
18W Fast Charge
18W fast charge
33W fast charging
GPS
GPS, A-GPS, GLONASS, GALILEO, BDS
A-GPS, GLONASS, GALILEO, BDS
Graphics
Mali-G52 MC2, 950 MHz
Mali-G52 MP2 GPU
Mali-G76 MC4
Operating System
MIUI 11
Android 11, MIUI 12.5
MIUI 12, Android 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 (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
SIM
Dual Nano 4G
2x Nano 4G LTE
Dual Nano 4G LTE
Security
AI Face Unlock + Rear fingerprint sensor (Redmi 9 only)
Arc side fingerprint sensor
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
3 or 4 GB
4 GB
6 or 8 GB
Memory | Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage
32 or 64 GB eMMC 5.1
64 or 128 GB eMMC 5.1 storage + microSD
64 or 128 GB UFS 2.2 + micro SD
Production
Debut
2020-07-15
2021-05-25
2021-03-04
Made In
China
China
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