Home Phone comparison Samsung Galaxy S24 Ultra and Xiaomi Redmi Note 9S - Which is better?

Samsung Galaxy S24 Ultra vs Xiaomi Redmi Note 9S

87 out 100
Samsung Galaxy S24 Ultra
VS
49 out 100
Xiaomi Redmi Note 9S
Samsung Galaxy S24 Ultra
Xiaomi Redmi Note 9S

Compared 2 smartphones : Samsung Galaxy S24 Ultra Manufactured in January, 2024, with display 6.8 with chipsetQualcomm Snapdragon 8 Gen 3 (for Galaxy), vs Xiaomi Redmi Note 9S, Manufactured in April, 2020with chipsetQualcomm Snapdragon 720G. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy S24 Ultra
  • Larger display: 6.8in
  • Higher pixel density: 501ppi
  • Higher refresh rate: 120Hz
  • Newer Bluetooth version: 5.3 vs 5
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Built-in eSIM
Reasons to choose Xiaomi Redmi Note 9S
  • Lighter design: 210g vs 232g
  • Higher battery capacity: 5020mAh vs 5000mAh
  • Infrared port

Versions

Available versions and configurations
Memory Options - 12/256 GB
- 12/512 GB
- 12/1024 GB		 - 4/64 GB
- 4/128 GB
- 6/64 GB
- 6/128 GB

Review

Key Specs Samsung Galaxy S24 Ultra and Xiaomi Redmi Note 9S
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.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Galaxy S24 Ultra
vs
Xiaomi Redmi Note 9S

Display

Display quality comparison
Type Dynamic AMOLED IPS LCD
Size 6.8 in 6.67 in
Resolution 1440x3088 pixels 1080x2400 pixels
Aspect ratio 19.5:9 20:9
Pixel density 501 ppi 395 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate Yes (1-120 Hz) No
Max brightness 2600 nits 628 nits
HDR support Yes HDR10+ Yes HDR10
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 88.5 % 84 %
Features - DCI-P3
- Always-On Display
- DC dimming		 n/a
Display test
Peak brightness (auto)
Samsung Galaxy S24 Ultra
1445 nits
Xiaomi Redmi Note 9S
571 nits
sRGB gamut99.5 %114.9 %
PWM (Flicker)480 Hzn/a
Response time1 ms34 ms
Contrast∞ Infinite1111:1
Sources: NotebookCheck [Samsung Galaxy S24 Ultra], [Xiaomi Redmi Note 9S]

Design & Build

Design and ergonomics comparison
Height 162.3 mm (6.39 in) 166 mm (6.54 in)
Width 79 mm (3.11 in) 77 mm (3.03 in)
Thickness 8.6 mm (0.34 in) 8.8 mm (0.35 in)
Weight 232 g (8.18 oz) 210 g (7.41 oz)
Water resistance IP68 No
Cooling system Vapor chamber n/a
Back panel Glass Glass
Frame Metal Plastic
Colors - Black
- Gray
- Blue
- Green
- Orange
- Purple
- Yellow		 - White
- Black
- Blue
Fingerprint sensor Yes In-Display Yes In-Button
Screen-to-body ratio
Samsung Galaxy S24 Ultra
88.5 %
Xiaomi Redmi Note 9S
84 %

Performance

Testing Samsung Galaxy S24 Ultra and Xiaomi Redmi Note 9S In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 3 (for Galaxy) Qualcomm Snapdragon 720G
Max Frequency 3390 MHz 2300 MHz
CPU Cores 8 (1 + 3 + 2 + 2) 8 (2 + 6)
Architecture - 2/2.27 (Cortex-A520)
- 2/2.96 (Cortex-A720)
- 3/3.15 (Cortex-A720)
- 1/3.3 (Cortex-X4)		 - 6/1.8 (Kryo 465 Silver (Cortex-A55))
- 2/2.3 (Kryo 465 Gold (Cortex-A76))
Process TSMC Samsung
Transistor Size 4 nm 8 nm
Neural Processor Hexagon Hexagon 692
Graphics Adreno 750 Adreno 618
GPU Cores 1536 256
GPU Frequency 1000 MHz 750 MHz
FLOPS 2774 GFLOPS 384 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S24 Ultra
2271
Xiaomi Redmi Note 9S
722
Geekbench 6 (Multi-Core)
Samsung Galaxy S24 Ultra
7119
Xiaomi Redmi Note 9S
1880
Geekbench 6 (Single-Core)2271722
Geekbench 6 (Multi-Core)71191880
Sources: Geekbench v6 [Samsung Galaxy S24 Ultra]
AnTuTu 10
AnTuTu 10
Samsung Galaxy S24 Ultra
1954703
Xiaomi Redmi Note 9S
387217
CPU432608130988
GPU80187090091
Memory41892672615
UX30129993523
NanoReview Score1954703387217
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy S24 Ultra
16056
Xiaomi Redmi Note 9S
1041
Max Surface Temp.46.8 °C42.4 °C
Stability59 %98 %
Graphics Test96 fps6 fps
Graphics Score160561041
Sources: 3DMark [Samsung Galaxy S24 Ultra], [Xiaomi Redmi Note 9S]
PCMark 3.0
PCMark 3.0
Samsung Galaxy S24 Ultra
18029
Xiaomi Redmi Note 9S
8091
Writing score225909663
Web score183255943
Video editing80005437
Data manipulation159216802
NanoReview Score180298091

Memory

RAM
RAM Size 12 GB - 4 GB
- 6 GB
Memory Type LPDDR5X LPDDR4X
Memory Frequency 4200 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		- 64 GB
- 128 GB
Storage TypeUFS 4.0UFS 2.1
Memory CardNoMicroSD

Software

OS Android 14 Android 10.0 (Upgradeable to Android 12)
OS Size 28 GB 18 GB
UI Skin One UI 6.1 MIUI 14

Battery

Volume 5000 mAh 5020 mAh
Max Charging Power 45 W 18 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging Yes (15 W) No
Reverse Charging Yes (Wireless) No
Fast Charging Yes (69% in 30 min) Yes (50% in 50 min)
Full Charge Time 1:05 h 2:30 h
Battery Life Test
Battery Life
Samsung Galaxy S24 Ultra
26:30
Xiaomi Redmi Note 9S
26:58
Web Browsing10:18 h10:56 h
Video Playback18:00 h15:15 h
Games05:51 h05:45 h
Standby Mode122 h136 h

Main camera

Matrix 200 MP 48 MP
Photo resolution 16320x12240 pixels 8000x6000 pixels
Zoom Optical, 5x Digital
Flash LED LED
Stabilization Optical Digital
8K Recording Yes (Up to 30 fps) No
4K Recording Yes (Up to 120 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 240 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (1080p) 960 fps (720p)
Wide-angle lens 120 ° 119 °
Lenses count Standard: 200 MP
Telephoto: 50 MP
Telephoto: 12 MP
Ultra-wide: 12 MP		 Standard: 48 MP
Ultra-wide: 8 MP
Macro: 5 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix200 MP48 MP
Aperturef/1.7f/1.8
Focal length23 mm26 mm
SensorSamsung ISOCELL HP2Samsung S5KGM2
Sensor size1/1.31/2
Pixel size0.6 μm0.8 μm
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalDigital
Telephoto
Matrix50 MPn/a
Aperturef/3.4n/a
Focal length111 mmn/a
SensorSony IMX854n/a
Sensor size1/2.52n/a
Pixel size0.7 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix12 MP8 MP
Aperturef/2.2f/2.2
Focal length13 mm13 mm
SensorSony IMX564Omnivision OV8856
Sensor size1/2.551/4.0
Pixel size1.4 μm1.12 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S24 Ultra
144
Xiaomi Redmi Note 9S
n/a
Video quality
Samsung Galaxy S24 Ultra
137
Xiaomi Redmi Note 9S
n/a
Overall camera score
Samsung Galaxy S24 Ultra
144
Xiaomi Redmi Note 9S
n/a
Bokeh70n/a
Preview82n/a
Zoom145n/a
Sources: DxOMark [Samsung Galaxy S24 Ultra]

Front camera

Matrix 12 MP 16 MP
Photo resolution 4000x3000 pixels 4920x3264 pixels
Aperture f/2.2 f/2.5
Focal length 26 mm n/a
Sensor Samsung S5K3LU Omnivision OV16A1Q
Sensor size 1/3.2 1/3.06
Pixel size 1.12 μm 1 μm
Autofocus Phase autofocus (Dual Pixel) No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 5
Bluetooth features LE LE, HID, A2DP
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes DP 1.2 n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- NAVIC
NFC* Yes No
Infrared Port No Yes
Connectivity
SIM Count*12
SIM TypeNanoNano
SIM Moden/aDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM850, GSM900, DCS1800, PCS1900GSM 850 / 900 / 1800 / 2100 / 2600 / 2300 / 2500
3G BandsWCDMA B1(2100), B2(1900), B4(AWS), B5(850), B8(900)HSDPA 850 / 900 / 1900 / 2100
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B66)LTE (B850/B900/B1800/B2100/B2300/B2500/B2600)
LTE category2012
5G SupportYesNo

Sound

Speakers Stereo Mono
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes No
Speaker Test
Max Volume
Samsung Galaxy S24 Ultra
93 dB
Xiaomi Redmi Note 9S
81 dB

Other

Class Flagship Mid-range
Announced January, 2024 yr March, 2020 yr
Release Date January, 2024 yr April, 2020 yr
Launch Price ($) 1299 200
Sensors - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No n/a

Note

Samsung Galaxy S24 Ultra:

There is a model with two physical SIM cards and no eSIM, and another with one physical SIM card and eSIM support.

* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Samsung Galaxy S24 Ultra the clear winner in this comparison.

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