Xiaomi 15 vs Samsung Galaxy S24 (Snapdragon)

Here we compared two flagship smartphones: the 6.36-inch Xiaomi 15 (with Qualcomm Snapdragon 8 Elite) that was released on October 29, 2024, against the Samsung Galaxy S24 (Snapdragon), which is powered by Qualcomm Snapdragon 8 Gen 3 and came out 9 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi 15
  • Shows 62% longer battery life (31:54 vs 19:44 hours)
  • Comes with 1400 mAh larger battery capacity: 5400 vs 4000 mAh
  • Better camera quality (According to DxOMark rating)
  • Has 50% more RAM: 12GB versus 8GB
  • Newer Bluetooth version (v6.0)
  • Supports higher wattage charging (90W versus 25W)
  • Slow-motion recording at 1920FPS
  • 34% better performance in AnTuTu Benchmark (3076K versus 2292K)
  • Compatible with Wi-Fi 7 wireless networks
  • Delivers 8% higher peak brightness (1508 against 1390 nits)
  • Has 2 SIM card slots
  • 11% higher pixel density (460 vs 416 PPI)
  • Has a built-in infrared port
Reasons to consider the Samsung Galaxy S24 (Snapdragon)
  • The rear camera has a 3x optical zoom
  • More recent OS version: Android 17 versus 16
  • Weighs 24 grams less

Review

Evaluation of Xiaomi 15 and Samsung Galaxy S24 (Snapdragon) crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
DeviceFacts Score
Final comparison evaluation
Select your primary usage scenario to get a more accurate DeviceFacts Score
📱 Primary usage:

Value for money (Beta)

To get an accurate value-for-money index, update the default prices with actual prices from your country’s retailers (for the selected memory configs) and press the "Calculate" button.
Currency
12 / 256 GB
VS
8 / 128 GB
52.2
(Average)
Value Index
26.3
(Mediocre)

Tests and specifications

Comparison table of technical specifications and tests

Display

Type AMOLED Dynamic AMOLED
Size 6.36 inches 6.2 inches
Resolution 1200 x 2670 pixels 1080 x 2340 pixels
Aspect ratio 20:9 19.5:9
PPI 460 ppi 416 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (24-120 Hz)
Max rated brightness 1500 nits 2600 nits
Max rated brightness in HDR 3200 nits -
HDR support Yes, Dolby Vision Yes, HDR10+
Touch sampling rate 300 Hz 240 Hz
Screen protection Xiaomi Shield Glass Gorilla Glass Victus 2
Screen-to-body ratio 90.1% 90.9%
Display features - DCI-P3
- Always-On Display
- DC Dimming
- DCI-P3
- Always-On Display
Display tests
RGB color space 99.5% -
PWM 120 Hz -
Response time 1 ms -
Contrast ∞ Infinity -
Peak brightness test (auto)
Xiaomi 15 +8%
1508 nits
Sources: NotebookCheck [3]

Design and build

Height 152.3 mm (6 inches) 147 mm (5.79 inches)
Width 71.2 mm (2.8 inches) 70.6 mm (2.78 inches)
Thickness 8.08 mm (0.32 inches) 7.6 mm (0.3 inches)
Weight 191 g (6.74 oz) 167 g (5.89 oz)
Waterproof IP68 IP68
Advanced cooling Vapor chamber Vapor chamber
Rear material Glass Glass
Frame material Metal Metal
Colors White, Black, Silver, Green, Purple Black, Gray, Blue, Green, Orange, Purple, Yellow
Fingerprint scanner Yes, in-display Yes, in-display
Repairability Average (2.61/5) -
Drop resistance Good (C) · 90 drops -
Screen-to-body ratio

Performance

Chipset specifications of Xiaomi 15 and Samsung Galaxy S24 (Snapdragon)
SoC
Chipset Qualcomm Snapdragon 8 Elite Qualcomm Snapdragon 8 Gen 3
Max clock 4320 MHz 3300 MHz
CPU cores 8 (2 + 6) 8 (1 + 3 + 2 + 2)
Architecture - 6 cores at 3.53 GHz: Oryon (Phoenix M)
- 2 cores at 4.32 GHz: Oryon (Phoenix L)
- 2 cores at 2.27 GHz: Cortex-A520
- 2 cores at 2.96 GHz: Cortex-A720
- 3 cores at 3.15 GHz: Cortex-A720
- 1 core at 3.3 GHz: Cortex-X4
L3 cache 8 MB 12 MB
Manufacturing TSMC TSMC
Lithography process 3 nanometers 4 nanometers
Neural processor (NPU) Hexagon Hexagon
GPU
Graphics Adreno 830 Adreno 750
GPU shading units 1536 1536
GPU clock 1100 MHz 903-1000 MHz
FLOPS ~3379.2 GFLOPS ~2774 GFLOPS

Benchmarks

Benchmark comparison of Xiaomi 15 and Samsung Galaxy S24 (Snapdragon)
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Compute Score (GPU)
Compute Score (GPU) 24715 17327
Single-core score 2940 2066
Multi-core score 9243 6434
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
Xiaomi 15 +34%
3076179
CPU 946469 738110
GPU 1118762 814230
Memory 372907 244427
UX 638041 495918
Total score 3076179 2292685
Samples [32 tests] [18 tests]
3DMark Steel Nomad Light
Stability 82% 67%
Graphics test 16 FPS 11 FPS
Graphics score 2204 1507
3DMark Solar Bay
Stability - 62%
Graphics test 39 FPS 30 FPS
Section 1 43 FPS 36 FPS
Section 2 39 FPS 31 FPS
Section 3 33 FPS 23 FPS
Graphics score 10153 7976
3DMark Wild Life Extreme
Stability 89% 50%
Graphics test 34 FPS 28 FPS
Graphics score 5782 4826
Sources: 3DMark [5], [6]
PCMark 3.0
Web score 18558 18350
Video editing 8103 7968
Photo editing 37685 35076
Data manipulation 13755 14984
Writing score 21293 21029
AnTuTu 11 Ranking List (99th and 200th place)

Recent User Tests

The latest benchmark tests that have been submitted by users
Xiaomi 15
DateBenchmarkResult
📘 2026-10-10 (artyashka)AnTuTu 123263798
📘 2026-09-28 (PenPen)AnTuTu 123242949
📘 2026-08-24 (zaido)AnTuTu 113236909
📘 2026-08-16 (jakisgood)AnTuTu 113007116
📘 2026-08-03 (abdurashidovvv)AnTuTu 113102543
Samsung Galaxy S24 (Snapdragon)
DateBenchmarkResult
📘 2026-09-30 (Y4nnick23)Battery lifeSOT 5:30 / 18:00
📘 2026-09-20 (Iizzzuu)AnTuTu 122391410
📘 2026-09-05 (Самса с24)AnTuTu 112278769
📘 2026-08-05 (Flames-2)AnTuTu 112364143
📘 2026-06-30 (mrtcn)AnTuTu 112068918

Memory

RAM
RAM size 12 GB 8 GB
Memory type LPDDR5X LPDDR5X
Memory clock 5300 MHz 4200 MHz
Channels 4 4
Storage
Storage size 256 GB 128 GB
Storage type UFS 4.0 UFS 4.0
Memory card No No

Software

Operating system Android 15 (Can be upgraded to Android 16) Android 14 (Can be upgraded to Android 17)
ROM HyperOS 3.0 One UI 9.0
OS size 21 GB 24.1 GB
OS updates 4 years -
Security updates 5 years -

Battery

Capacity 5400 mAh 4000 mAh
Max charge power 90 W 25 W
Battery type Silicon-Carbon (Si/C) Li-Ion
Replaceable No No
Wireless charging Yes (50 W) Yes (15 W)
Reverse charging Yes, (wireless) Yes, (wireless)
Bypass charging No Yes
Fast charging Yes (83% in 30 min) Yes (59% in 30 min)
Full charging time 0:45 hr 1:15 hr
Battery cycles 1000 cycles -
Battery life tests
Web browsing 13:20 hr 07:07 hr
Watching video 19:22 hr 15:32 hr
Gaming 07:10 hr 05:03 hr
Standby 150 hr 83 hr
General battery life
Xiaomi 15 +62%
31:54 hr

Main camera

Matrix 50 megapixels 50 megapixels
Image resolution 8192 x 6144 8160 x 6120
Zoom Optical, 2.6x Optical, 3x
Flash Dual LED LED
Stabilization Optical Optical
8K video recording Up to 30FPS Up to 30FPS
4K video recording Up to 60FPS Up to 60FPS
1080p video recording Up to 60FPS Up to 60FPS
Slow motion 1920 FPS (720p) 240 FPS (1080p)
Angle of widest lens 115° 120°
Lenses 1) Standard: 50 MP
2) Telephoto: 50 MP
3) Ultrawide: 50 MP
1) Standard: 50 MP
2) Telephoto: 10 MP
3) Ultrawide: 12 MP
Camera features - Bokeh mode
- Pro mode
- RAW support
- Bokeh mode
- Pro mode
- RAW support
Standard lens
Image resolution 50 MP 50 MP
Aperture f/1.6 f/1.8
Focal length 23 mm 24 mm
Sensor OmniVision Light Fusion 900 Samsung ISOCELL GN3
Sensor size 1/1.31" (≈ 0.76 inch) 1/1.56" (≈ 0.64 inch)
Pixel size 1.2 micron 1 micron
Autofocus Laser autofocus Phase autofocus (Dual Pixel)
Stabilization Optical Optical
Telephoto lens
Image resolution 50 MP 10 MP
Aperture f/2.0 f/2.4
Focal length 60 mm 67 mm
Sensor Samsung S5KJN5 Samsung ISOCELL 3K1
Sensor size 1/2.76" (≈ 0.36 inch) 1/3.94" (≈ 0.25 inch)
Pixel size 0.64 micron 1 micron
Stabilization Optical Optical
Ultra-wide lens
Image resolution 50 MP 12 MP
Aperture f/2.2 f/2.2
Focal length 14 mm 13 mm
Sensor Samsung S5KJN1 Sony IMX564
Sensor size 1/2.76" (≈ 0.36 inch) 1/2.55" (≈ 0.39 inch)
Pixel size 0.64 micron 1.4 micron
Stabilization Digital Digital

DxOMark main camera tests

Photo quality
Video quality
Generic main camera score
Bokeh 75 65
Preview 87 69
Zoom 152 135
Samples Photo samples of Xiaomi 15 from DxOMark Photo samples of Samsung Galaxy S24 (Snapdragon) from DxOMark

Selfie camera

Megapixels 32 megapixels 12 megapixels
Image resolution 6528 x 4896 4000 x 3000
Aperture f/2.0 f/2.2
Focal length 22 mm 26 mm
Sensor Omnivision OV32B Samsung S5K3LU
Sensor size 1/3.14" (≈ 0.32 inch) 1/3.2" (≈ 0.31 inch)
Pixel size 0.7 micron 1.12 micron
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 FPS 2160p (4K) at 60 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 6.0 5.3
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 3.2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
- OTG
DisplayPort Yes Yes, DP 1.2
GPS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes Yes
Infrared port Yes No
Network
Number of SIM* 2 1
Type of SIM card Nano Nano
Multi SIM mode Standby -
eSIM support* Yes Yes
Hybrid slot No No
LTE Cat* - 20
5G support Yes Yes

Sound

Speakers Stereo Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes Yes
Speakers test
Max loudness

Other

Category Flagship Flagship
Announced October 2024 January 2024
Release date October 2024 January 2024
Launch price (MSRP) $945 $799
Successor - Xiaomi 17 - Samsung Galaxy S26 Plus (Snapdragon)
SAR (head) - 0.87 W/kg
SAR (body) - 1.35 W/kg
Sensors - Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Hall-effect sensor
- Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Yes, 90 W Not included
Further details
Notes on Galaxy S24 (Snapdragon):
    - The 128 GB variant features UFS 3.1 memory, other models have UFS 4.0.
    - There are two models: one with dual Nano SIM, and the other with 1 Nano SIM + eSIM.
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Xiaomi 15 is definitely a better buy.

Cast your vote

So, which phone would you choose?
84 (84.8%)
15 (15.2%)
Total votes: 99

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