Xiaomi Redmi Note 9S vs Samsung Galaxy Note 8

Compared 2 smartphones : Xiaomi Redmi Note 9S Manufactured in April, 2020, with display 6.67 with chipsetQualcomm Snapdragon 720G, vs Samsung Galaxy Note 8, Manufactured in September, 2017 with chipsetSamsung Exynos 9 Octa 8895. 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 3300mAh
  • Infrared port
Reasons to choose Samsung Galaxy Note 8
  • Higher pixel density: 522ppi
  • Lighter design: 195g vs 210g
  • Supports newer USB: 3.1 vs 2
  • Supports Dolby Atmos

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
- 6/256 GB

Review

Key Specs Xiaomi Redmi Note 9S and Samsung Galaxy Note 8
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
Adjust each parameter’s importance to find the best match for you.
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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 Super AMOLED
Size 6.67 in 6.3 in
Resolution 1080x2400 pixels 1440x2960 pixels
Aspect ratio 20:9 18.5:9
Pixel density 395 ppi 522 ppi
Refresh rate 60 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 628 nits n/a
HDR support Yes HDR10 Yes HDR10
Screen-to-body ratio 84 % 82.9 %
Features n/a Always-On Display
Display test
Peak brightness (auto)
Xiaomi Redmi Note 9S
571 nits
Samsung Galaxy Note 8
532 nits
sRGB gamut114.9 %n/a
PWM (Flicker)n/a257 Hz
Response time34 ms4.4 ms
Contrast1111:1∞ Infinite

Design & Build

Design and ergonomics comparison
Height 166 mm (6.54 in) 162.5 mm (6.4 in)
Width 77 mm (3.03 in) 74.8 mm (2.94 in)
Thickness 8.8 mm (0.35 in) 8.6 mm (0.34 in)
Weight 210 g (7.41 oz) 195 g (6.88 oz)
Water resistance No IP68
Back panel Glass Glass
Frame Plastic Metal
Colors - White
- Black
- Blue
- Black
- Gold
- Gray
- Blue
Fingerprint sensor Yes In-Button Yes rear
Screen-to-body ratio
Xiaomi Redmi Note 9S
84 %
Samsung Galaxy Note 8
82.9 %

Performance

Testing Xiaomi Redmi Note 9S and Samsung Galaxy Note 8 In benchmarks
Processor
Chipset Qualcomm Snapdragon 720G Samsung Exynos 9 Octa 8895
Max Frequency 2300 MHz 2300 MHz
CPU Cores 8 (2 + 6) 8 (4 + 4)
Architecture - 6/1.8 (Kryo 465 Silver (Cortex-A55))
- 2/2.3 (Kryo 465 Gold (Cortex-A76))
- 4/1.69 (Cortex-A53)
- 4/2.314 (Exynos M2)
Process Samsung Samsung
Transistor Size 8 nm 10 nm
Neural Processor Hexagon 692 No
Graphics Adreno 618 Mali-G71 MP20
GPU Cores 256 320
GPU Frequency 750 MHz 546 MHz
FLOPS 384 GFLOPS 375 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi Note 9S
722
Samsung Galaxy Note 8
n/a
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 9S
1880
Samsung Galaxy Note 8
n/a
Geekbench 6 (Single-Core)722n/a
Geekbench 6 (Multi-Core)1880n/a
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 9S
387217
Samsung Galaxy Note 8
380268
CPU130988103406
GPU90091118538
Memory7261580535
UX9352377789
NanoReview Score387217380268
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi Note 9S
1041
Samsung Galaxy Note 8
n/a
Max Surface Temp.42.4 °Cn/a
Stability98 %n/a
Graphics Test6 fpsn/a
Graphics Score1041n/a
PCMark 3.0
PCMark 3.0
Xiaomi Redmi Note 9S
8091
Samsung Galaxy Note 8
n/a
Writing score9663n/a
Web score5943n/a
Video editing5437n/a
Data manipulation6802n/a
NanoReview Score8091n/a

Memory

RAM
RAM Size - 4 GB
- 6 GB
6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 1794 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB
- 64 GB
- 128 GB
- 256 GB
Storage TypeUFS 2.1UFS 2.1
Memory CardMicroSDMicroSD

Software

OS Android 10.0 (Upgradeable to Android 12) Android 7.1.1 (Upgradeable to Android 9.0)
OS Size 18 GB 13 GB
UI Skin MIUI 14 One UI

Battery

Volume 5020 mAh 3300 mAh
Max Charging Power 18 W 15 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No Yes Qi/PMA (10 W)
Reverse Charging No No
Fast Charging Yes (50% in 50 min) Yes Samsung Adaptive Fast Charge (42% in 30 min)
Full Charge Time 2:30 h 1:50 h
Battery Life Test
Battery Life
Xiaomi Redmi Note 9S
26:58
Samsung Galaxy Note 8
15:11
Web Browsing10:56 h05:32 h
Video Playback15:15 h09:50 h
Games05:45 h04:03 h
Standby Mode136 h74 h

Main camera

Matrix 48 MP 12 MP
Photo resolution 8000x6000 pixels 4000x3000 pixels
Zoom Digital Optical, 2x
Flash LED LED
Stabilization Digital Optical
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) 240 fps (720p)
Wide-angle lens 119 ° n/a
Lenses count Standard: 48 MP
Ultra-wide: 8 MP
Macro: 5 MP
Depth: 2 MP
Standard: 12 MP
Telephoto: 12 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix48 MP12 MP
Aperturef/1.8f/1.7
Focal length26 mm26 mm
SensorSamsung S5KGM2Samsung
Sensor size1/21/2.55
Pixel size0.8 μm1.4 μm
AutofocusPhase autofocusPhase autofocus (Dual Pixel)
StabilizationDigitalOptical
Telephoto
Matrixn/a12 MP
Aperturen/af/2.4
Focal lengthn/a52 mm
Sensor sizen/a1/3.6
Pixel sizen/a1 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MPn/a
Aperturef/2.2n/a
Focal length13 mmn/a
SensorOmnivision OV8856n/a
Sensor size1/4.0n/a
Pixel size1.12 μmn/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Xiaomi Redmi Note 9S
n/a
Samsung Galaxy Note 8
100
Video quality
Xiaomi Redmi Note 9S
n/a
Samsung Galaxy Note 8
84
Overall camera score
Xiaomi Redmi Note 9S
n/a
Samsung Galaxy Note 8
94

Front camera

Matrix 16 MP 8 MP
Photo resolution 4920x3264 pixels 3264x2448 pixels
Aperture f/2.5 f/1.7
Focal length n/a 25 mm
Sensor Omnivision OV16A1Q CMOS
Sensor size 1/3.06 1/3.6
Pixel size 1 μm 1.22 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1440p 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
Bluetooth version 5 5
Bluetooth features LE, HID, A2DP PBAP/PAB, PAN, OPP, MAP, LE, HSP, HID, HFP, DIP, AVRCP, A2DP
USB type USB Type-C USB Type-C
USB version 2 3.1
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- NAVIC
- GPS
- GLONASS
- Beidou
- Galileo
NFC* No Yes
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoYes
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 (B700/B800/B850/B900/B1700/B1800/B1900/B2100/B2300/B2500/B2600)
LTE category1216
5G SupportNoNo

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio Yes No
Dolby Atmos No Yes
Speaker Test
Max Volume
Xiaomi Redmi Note 9S
81 dB
Samsung Galaxy Note 8
86.9 dB

Other

Class Mid-range Flagship
Announced March, 2020 yr August, 2017 yr
Release Date April, 2020 yr September, 2017 yr
Launch Price ($) 200 930
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Barometer
- 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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