Xiaomi Redmi Note 12 vs Samsung Galaxy S9 Plus

Compared 2 smartphones : Xiaomi Redmi Note 12 Manufactured in March, 2023, with display 6.67 with chipsetQualcomm Snapdragon 685, vs Samsung Galaxy S9 Plus, Manufactured in March, 2018 with chipsetSamsung Exynos 9 Octa 9810. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Redmi Note 12
  • Larger display: 6.67in
  • Higher refresh rate: 120Hz
  • Lighter design: 183.5g vs 189g
  • Higher battery capacity: 5000mAh vs 3500mAh
  • Infrared port
  • Includes charger
Reasons to choose Samsung Galaxy S9 Plus
  • Higher pixel density: 531ppi
  • 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
- 8/128 GB
- 8/256 GB
- 4/64 GB
- 6/64 GB
- 6/128 GB
- 6/256 GB

Review

Key Specs Xiaomi Redmi Note 12 and Samsung Galaxy S9 Plus
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 AMOLED Super AMOLED
Size 6.67 in 6.2 in
Resolution 1080x2400 pixels 1440x2960 pixels
Aspect ratio 20:9 18.5:9
Pixel density 395 ppi 531 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate Yes (60-120 Hz) No
Max brightness 1200 nits 631 nits
HDR support No Yes HDR10
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 85.3 % 83.6 %
Features - DCI-P3
- Always-On Display
Always-On Display
Display test
Peak brightness (auto)
Xiaomi Redmi Note 12
741 nits
Samsung Galaxy S9 Plus
629 nits
sRGB gamut100 %n/a
PWM (Flicker)484 Hz215 Hz
Response time5 ms7 ms
Contrast∞ Infinite∞ Infinite

Design & Build

Design and ergonomics comparison
Height 165.66 mm (6.52 in) 158.1 mm (6.22 in)
Width 75.96 mm (2.99 in) 73.8 mm (2.91 in)
Thickness 7.85 mm (0.31 in) 8.5 mm (0.33 in)
Weight 183.5 g (6.47 oz) 189 g (6.67 oz)
Water resistance IP53 IP68
Back panel Plastic Glass
Frame Plastic Metal
Colors - Gray
- Blue
- Green
- Black
- Gold
- Gray
- Red
- Purple
Fingerprint sensor Yes In-Button Yes rear
Screen-to-body ratio
Xiaomi Redmi Note 12
85.3 %
Samsung Galaxy S9 Plus
83.6 %

Performance

Testing Xiaomi Redmi Note 12 and Samsung Galaxy S9 Plus In benchmarks
Processor
Chipset Qualcomm Snapdragon 685 Samsung Exynos 9 Octa 9810
Max Frequency 2800 MHz 2900 MHz
CPU Cores 8 (4 + 4) 8 (4 + 4)
Architecture - 4/1.9 (Cortex-A53)
- 4/2.8 (Cortex-A73)
- 4/1.9 (Cortex-A55)
- 4/2.9 (Exynos M3)
Process TSMC Samsung
Transistor Size 6 nm 10 nm
Neural Processor Hexagon 686 Yes
Graphics Adreno 610 Mali-G72 MP18
GPU Cores 128 324
GPU Frequency 1260 MHz 572 MHz
FLOPS 319.2 GFLOPS 370.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi Note 12
375
Samsung Galaxy S9 Plus
751
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 12
1494
Samsung Galaxy S9 Plus
1909
Geekbench 6 (Single-Core)375751
Geekbench 6 (Multi-Core)14941909
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 12
346691
Samsung Galaxy S9 Plus
467429
CPU117343142642
GPU42979140091
Memory11357199705
UX7279884991
NanoReview Score346691467429
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi Note 12
641
Samsung Galaxy S9 Plus
2328
Max Surface Temp.40.9 °C40.7 °C
Stability99 %95 %
Graphics Test3 fps13 fps
Graphics Score6412328
PCMark 3.0
PCMark 3.0
Xiaomi Redmi Note 12
8890
Samsung Galaxy S9 Plus
6261
Writing score101906167
Web score85715425
Video editing47715459
Data manipulation72235611
NanoReview Score88906261

Memory

RAM
RAM Size - 4 GB
- 6 GB
- 8 GB
6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 1794 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB
- 256 GB
64 GB
Storage TypeUFS 2.2UFS 2.1
Memory CardMicroSDMicroSD

Software

OS Android 13 (Upgradeable to Android 15) Android 8.0 (Upgradeable to Android 10)
OS Size 21 GB 13.9 GB
UI Skin HyperOS 2.0 One UI 2.5

Battery

Volume 5000 mAh 3500 mAh
Max Charging Power 33 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 (55% in 30 min) Yes (40% in 30 min)
Full Charge Time 1:11 h 1:40 h
Battery Life Test
Battery Life
Xiaomi Redmi Note 12
23:06
Samsung Galaxy S9 Plus
16:44
Web Browsing08:20 h06:05 h
Video Playback15:10 h10:25 h
Games05:33 h04:17 h
Standby Mode113 h84 h

Main camera

Matrix 50 MP 12 MP
Photo resolution 8192x6144 pixels 4032x3024 pixels
Zoom Digital Optical, 2x
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No No
4K Recording No Yes (Up to 60 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 240 fps)
Slow Motion 120 fps (720p) 960 fps (720p)
Wide-angle lens 120 ° n/a
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP
Standard: 12 MP
Telephoto: 12 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix50 MP12 MP
Aperturef/1.8f/1.5 - 2.4
Focal lengthn/a26 mm
SensorSamsung S5KJN1Samsung SAK2L3
Sensor size1/2.761/2.55
Pixel size0.64 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
SensorOmnivision OV08D10n/a
Sensor size1/4n/a
Pixel size1.12 μmn/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Xiaomi Redmi Note 12
n/a
Samsung Galaxy S9 Plus
104
Video quality
Xiaomi Redmi Note 12
n/a
Samsung Galaxy S9 Plus
91
Overall camera score
Xiaomi Redmi Note 12
n/a
Samsung Galaxy S9 Plus
99

Front camera

Matrix 13 MP 8 MP
Photo resolution 4128x3096 pixels 3264x2448 pixels
Aperture f/2.5 f/1.7
Focal length n/a 25 mm
Sensor CMOS Samsung S5K3H1
Sensor size 1/3.0 1/3.6
Pixel size 1.12 μm 1.22 μm
Autofocus No Phase autofocus (Dual Pixel)
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 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
- Galileo
- GPS
- GLONASS
- Beidou
- Galileo
NFC* Varies by region 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 1900MHzGSM 850, GSM 900, GSM 1800, GSM 1900
3G BandsWCDMA 1/5/8HSDPA 850, HSDPA 900, HSDPA 1900, HSDPA 2100
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)LTE (B700/B800/B850/B900/B1700/B1800/B1900/B2100/B2300/B2500/B2600)
LTE category1318
5G SupportNoNo

Sound

Speakers Mono Stereo
3.5 mm Jack Yes Yes
FM Radio Yes No
Dolby Atmos No Yes
Speaker Test
Max Volume
Xiaomi Redmi Note 12
81.3 dB
Samsung Galaxy S9 Plus
85.6 dB

Other

Class Mid-range Flagship
Announced March, 2023 yr February, 2018 yr
Release Date March, 2023 yr March, 2018 yr
Launch Price ($) 229 840
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 33 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

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