Xiaomi Redmi Note 9S vs Xiaomi Mi 9T

Compared 2 smartphones : Xiaomi Redmi Note 9S Manufactured in April, 2020, with display 6.67 with chipsetQualcomm Snapdragon 720G, vs Xiaomi Mi 9T, Manufactured in June, 2019 with chipsetQualcomm Snapdragon 730. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Redmi Note 9S
  • Larger display: 6.67in
  • Higher battery capacity: 5020mAh vs 4000mAh
  • Infrared port
Reasons to choose Xiaomi Mi 9T
  • Higher pixel density: 403ppi
  • Lighter design: 191g vs 210g

Versions

Available versions and configurations
Memory Options - 4/64 GB
- 4/128 GB
- 6/64 GB
- 6/128 GB
- 6/64 GB
- 6/128 GB
- 8/256 GB

Review

Key Specs Xiaomi Redmi Note 9S and Xiaomi Mi 9T
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.67 in 6.39 in
Resolution 1080x2400 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 395 ppi 403 ppi
Refresh rate 60 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 628 nits 430 nits
HDR support Yes HDR10 Yes HDR10
Screen-to-body ratio 84 % 86.1 %
Features n/a Always-On Display
Display test
Peak brightness (auto)
Xiaomi Redmi Note 9S
571 nits
Xiaomi Mi 9T
646 nits
sRGB gamut114.9 %95.1 %
PWM (Flicker)n/a245 Hz
Response time34 ms3.6 ms
Contrast1111:1∞ Infinite

Design & Build

Design and ergonomics comparison
Height 166 mm (6.54 in) 156.7 mm (6.17 in)
Width 77 mm (3.03 in) 74.3 mm (2.93 in)
Thickness 8.8 mm (0.35 in) 8.8 mm (0.35 in)
Weight 210 g (7.41 oz) 191 g (6.74 oz)
Water resistance No No
Back panel Glass Glass
Frame Plastic Metal
Colors - White
- Black
- Blue
- Black
- Blue
- Red
Fingerprint sensor Yes In-Button Yes In-Display
Screen-to-body ratio
Xiaomi Redmi Note 9S
84 %
Xiaomi Mi 9T
86.1 %

Performance

Testing Xiaomi Redmi Note 9S and Xiaomi Mi 9T In benchmarks
Processor
Chipset Qualcomm Snapdragon 720G Qualcomm Snapdragon 730
Max Frequency 2300 MHz 2200 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/1.8 (Kryo 465 Silver (Cortex-A55))
- 2/2.3 (Kryo 465 Gold (Cortex-A76))
- 6/1.8 (Kryo 470 Silver (Cortex-A55))
- 2/2.2 (Kryo 470 Gold (Cortex-A76))
Process Samsung Samsung
Transistor Size 8 nm 8 nm
Neural Processor Hexagon 692 Qualcomm Hexagon 688
Graphics Adreno 618 Adreno 618
GPU Cores 256 256
GPU Frequency 750 MHz 700 MHz
FLOPS 384 GFLOPS 358.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi Note 9S
722
Xiaomi Mi 9T
670
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 9S
1880
Xiaomi Mi 9T
1797
Geekbench 6 (Single-Core)722670
Geekbench 6 (Multi-Core)18801797
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 9S
387217
Xiaomi Mi 9T
363688
CPU130988130482
GPU9009164564
Memory7261571242
UX9352397400
NanoReview Score387217363688
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi Note 9S
1041
Xiaomi Mi 9T
875
Max Surface Temp.42.4 °C38.6 °C
Stability98 %99 %
Graphics Test6 fps5 fps
Graphics Score1041875
PCMark 3.0
PCMark 3.0
Xiaomi Redmi Note 9S
8091
Xiaomi Mi 9T
8064
Writing score96639099
Web score59436144
Video editing54375542
Data manipulation68027012
NanoReview Score80918064

Memory

RAM
RAM Size - 4 GB
- 6 GB
6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 1866 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB
- 64 GB
- 128 GB
Storage TypeUFS 2.1UFS 2.1
Memory CardMicroSDNo

Software

OS Android 10.0 (Upgradeable to Android 12) Android 9.0 (Upgradeable to Android 11)
OS Size 18 GB 11.3 GB
UI Skin MIUI 14 MIUI 12.5

Battery

Volume 5020 mAh 4000 mAh
Max Charging Power 18 W 18 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (50% in 50 min) Yes (45% in 30 min)
Full Charge Time 2:30 h 1:25 h
Battery Life Test
Battery Life
Xiaomi Redmi Note 9S
26:58
Xiaomi Mi 9T
21:41
Web Browsing10:56 h08:09 h
Video Playback15:15 h12:36 h
Games05:45 h04:15 h
Standby Mode136 h114 h

Main camera

Matrix 48 MP 48 MP
Photo resolution 8000x6000 pixels 8000x6000 pixels
Zoom Digital Optical, 2x
Flash LED Dual LED
Stabilization Digital Digital
8K Recording No No
4K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 960 fps (720p) 960 fps (720p)
Wide-angle lens 119 ° 124 °
Lenses count Standard: 48 MP
Ultra-wide: 8 MP
Macro: 5 MP
Depth: 2 MP
Standard: 48 MP
Telephoto: 8 MP
Ultra-wide: 13 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix48 MP48 MP
Aperturef/1.8f/1.8
Focal length26 mm26 mm
SensorSamsung S5KGM2Sony IMX582
Sensor size1/21/2
Pixel size0.8 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Telephoto
Matrixn/a8 MP
Aperturen/af/2.4
Focal lengthn/a53 mm
Sensorn/aOmnivision OV8865
Sensor sizen/a1/4
Pixel sizen/a1.12 μm
Stabilizationn/aDigital
Ultra-wide lens
Matrix8 MP13 MP
Aperturef/2.2f/2.4
Focal length13 mm12 mm
SensorOmnivision OV8856Samsung S5K3L6
Sensor size1/4.01/3.1
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 20 MP
Photo resolution 4920x3264 pixels 5184x3880 pixels
Aperture f/2.5 f/2.2
Focal length n/a 18 mm
Sensor Omnivision OV16A1Q Samsung S5K3T2
Sensor size 1/3.06 1/3.4
Pixel size 1 μm 0.8 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features LE, HID, A2DP LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- USB-Host mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- NAVIC
- GPS
- GLONASS
- Beidou
NFC* No Yes
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850 / 900 / 1800 / 2100 / 2600 / 2300 / 2500GSM 850, GSM 900, GSM 1800, GSM 1900
3G BandsHSDPA 850 / 900 / 1900 / 2100HSDPA 850, HSDPA 900, HSDPA 1900, HSDPA 2100
LTE Bands*LTE (B850/B900/B1800/B2100/B2300/B2500/B2600)LTE (B800/B850/B900/B1800/B2100/B2300/B2500/B2600)
LTE category1215
5G SupportNoNo

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio Yes Yes
Dolby Atmos No No
Speaker Test
Max Volume
Xiaomi Redmi Note 9S
81 dB
Xiaomi Mi 9T
89 dB

Other

Class Mid-range Mid-range
Announced March, 2020 yr May, 2019 yr
Release Date April, 2020 yr June, 2019 yr
Launch Price ($) 200 290
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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