Compare Redmi Note 8 2021 vs Redmi 9 vs Xiaomi Redmi 9T
Connectivity
Ports
USB-C 2.0, 3.5mm headphone
USB-C, 3.5mm headphone
USB-C + 3.5mm headphone jack
Wireless Connectivity
IR, WiFi 5, Bluetooth 5.2
Bluetooth 5.0 + NFC + IR blaster
NFC, IR blaster, Bluetooth, WiFi
Construction
Battery | Capacity
4000 mAh (typ)
5020 mAh
6000 mAh
Camera | Front
13 MP, f/2.0, 1/3.1", 1.12µm
8MP f/2.0, FOV 77.8°, FF
8MP, f/2.5
Camera | Rear
48MP main camera 1/2" sensor, f/1.79, AF + 8MP ultra-wide, f/2.2 + 2MP depth sensor, f/2.4 + 2MP macro camera, f/2.4
Camera | Rear | Depth
2 MP, f/2.4
F/2.4, FF
Camera | Rear | Macro
2 MP, f/2.4
5MP f/2.4, FF (4cm)
Camera | Rear | Ultra-Wide
8 MP, f/2.2, 120˚, 1/4.0", 1.12µm
8MP FOV 118°, f/2.2, FF
Camera | Rear | Wide
48 MP, f/1.8, 26mm, 1/2.0", 0.8µm, PDAF
13MP f/2.2, FOV 75.2°, AF
Colors
Neptune Blue, Moonlight White, Space Black
Carbon Grey, Sunset Purple, Ocean Green
Carbon Gray, Twilight Blue, Sunrise Orange, Ocean Green
Material
Gorilla Glass 5 front and back, plastic frame
Corning Gorilla Glass 3
Corning️ Gorilla️ Glass 3 front / Unibody polycarbonate back
Speakers
Super linear speaker
1216 size Xmax 0.5mm Ultra Linear Amplitude Speaker + 3.5mm headphone jack
Dual speakers, Hi-Res Audio certification
Dimensions
Size | Depth
8.35 mm / 0.33"
9.1 mm
9.6 mm
Size | Height
158.3 mm / 6.23"
163.32 mm
162.3 mm
Size | Width
75.3 mm / 2.96"
77.01 mm
77.3 mm
Weight
190 g / 6.7oz
198 g
198 g
Display
Aspect Ratio
19.5:9
19.5:9
Brightness
500 nits
400 nit
400 nits (typ)
Contrast Ratio
1500:1
Display Diagonal
6.3 inch
6.53 inch
6.53 inch
Display Type
IPS
DotDisplay
Gamut
70% NTSC
Pixel Density
409 ppi
394 ppi
Refresh Rate
60 Hz
Resolution
FHD+ 2340×1080
2340x1080 FHD+
FHD+, (2340×1080)
Function
Audio
Hi-Res Audio certification
Bluetooth Profiles
A2DP
Chipset
MediaTek Helio G85, 12nm manufacturing process
MediaTek Helio G80 SoC
Qualcomm️ Snapdragon 662
Fast Charging
18W fast charge
18W Fast Charge
18W wired fast charging
GPS
GPS, A-GPS, GLONASS, GALILEO, BDS
Graphics
Mali-G52 MP2 GPU
Mali-G52 MC2, 950 MHz
Qualcomm Adreno 610 GPU
Operating System
Android 11, MIUI 12.5
MIUI 11
MIUI 12 based on Android 10
Processor
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
2 ARM Cortex A75 + 6 ARM Cortex A55, Octa-core CPU
Qualcomm️ Kryo 260
SIM
2x Nano 4G LTE
Dual Nano 4G
Dual SIM
Security
AI Face Unlock + Rear fingerprint sensor (Redmi 9 only)
Side-mounted fingerprint sensor + AI Face Unlock
Sensor
Fingerprint, accelerometer, gyro, proximity, compass
Tuner
FM radio
Video Recording
FHD @ 30fps
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
64GB UFS 2.1 or 128GB UFS2.2 + up to 512GB microSD
Production
Availability
2021-01-09
Debut
2021-05-25
2020-07-15
2021-01-08
Made In
China
China
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