Home Phone comparison Xiaomi 15 and Samsung Galaxy S20 - Which is better?

Xiaomi 15 vs Samsung Galaxy S20

93 out 100
Xiaomi 15
VS
62 out 100
Samsung Galaxy S20
Xiaomi 15
Samsung Galaxy S20

Compared 2 smartphones : Xiaomi 15 Manufactured in October, 2024, with display 6.36 with chipsetQualcomm Snapdragon 8 Elite, vs Samsung Galaxy S20, Manufactured in March, 2020 with chipsetSamsung Exynos 9 Octa 990. 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 Xiaomi 15
  • Larger display: 6.36in
  • Higher battery capacity: 5400mAh vs 4000mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Supports newer USB: 3.2 vs 3.1
  • Supports DisplayPort
  • Infrared port
  • Includes charger
Reasons to choose Samsung Galaxy S20
  • Higher pixel density: 563ppi
  • Lighter design: 163g vs 191g

Versions

Available versions and configurations
Memory Options - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB		 8/128 GB

Review

Key Specs Xiaomi 15 and Samsung Galaxy S20
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:
Xiaomi 15
vs
Samsung Galaxy S20

Display

Display quality comparison
Type AMOLED Dynamic AMOLED
Size 6.36 in 6.2 in
Resolution 1200x2670 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 460 ppi 563 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) No
Max brightness 1500 nits 800 nits
HDR support Yes Dolby Vision Yes HDR10+
Touch Sampling Rate 300 Hz n/a
Screen-to-body ratio 90.1 % 88.5 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Xiaomi 15
1508 nits
Samsung Galaxy S20
809 nits
sRGB gamut99.5 %99.8 %
PWM (Flicker)120 Hz242 Hz
Response time1 ms8.5 ms
Contrast∞ Infinite∞ Infinite
Sources: NotebookCheck [Xiaomi 15], [Samsung Galaxy S20]

Design & Build

Design and ergonomics comparison
Height 152.3 mm (6 in) 151.7 mm (5.97 in)
Width 71.2 mm (2.8 in) 69.1 mm (2.72 in)
Thickness 8.08 mm (0.32 in) 7.9 mm (0.31 in)
Weight 191 g (6.74 oz) 163 g (5.75 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber n/a
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Black
- Silver
- Green
- Purple		 - Gray
- Blue
- Red
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi 15
90.1 %
Samsung Galaxy S20
88.5 %

Performance

Testing Xiaomi 15 and Samsung Galaxy S20 In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Samsung Exynos 9 Octa 990
Max Frequency 4320 MHz 3020 MHz
CPU Cores 8 (2 + 6) 8 (2 + 2 + 4)
Architecture - 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))		 - 4/2 (Cortex-A55)
- 2/2.5 (Cortex-A76)
- 2/2.73 (Exynos M5)
Process TSMC Samsung
Transistor Size 3 nm 7 nm
Neural Processor Hexagon Yes
Graphics Adreno 830 Mali-G77 MP11
GPU Cores 1536 704
GPU Frequency 1100 MHz 550 MHz
FLOPS 3379.2 GFLOPS 1126 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 15
2934
Samsung Galaxy S20
1139
Geekbench 6 (Multi-Core)
Xiaomi 15
8762
Samsung Galaxy S20
3080
Geekbench 6 (Single-Core)29341139
Geekbench 6 (Multi-Core)87623080
Geekbench Compute (GPU)24507n/a
Sources: Geekbench v6 [Xiaomi 15]
AnTuTu 10
AnTuTu 10
Xiaomi 15
2620144
Samsung Galaxy S20
680061
CPU584725206940
GPU1142381180770
Memory519406136999
UX373632155352
NanoReview Score2620144680061
3DMark Wild Life
3DMark Wild Life
Xiaomi 15
20823
Samsung Galaxy S20
4221
Max Surface Temp.n/a49.7 °C
Stabilityn/a51 %
Graphics Testn/a25 fps
Graphics Scoren/a4221
Sources: 3DMark [Xiaomi 15], [Samsung Galaxy S20]
PCMark 3.0
PCMark 3.0
Xiaomi 15
18292
Samsung Galaxy S20
11213
Writing score2250813300
Web score188269221
Video editing80606001
Data manipulation146058487
NanoReview Score1829211213

Memory

RAM
RAM Size - 12 GB
- 16 GB		 8 GB
Memory Type LPDDR5X LPDDR5
Memory Frequency n/a 3200 MHz
Channels 2 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		128 GB
Storage TypeUFS 4.0UFS 3.0
Memory CardNoMicroSD

Software

OS Android 15 Android 10.0 (Upgradeable to Android 13)
OS Size 21 GB 20.1 GB
UI Skin HyperOS 2.0 One UI 5.1

Battery

Volume 5400 mAh 4000 mAh
Max Charging Power 90 W 25 W
Battery Type Silicon Carbon (Si/C) Li-ion
Removable No No
Wireless Charging Yes (50 W) Yes (15 W)
Reverse Charging Yes (Wireless) Yes (Wireless)
Fast Charging Yes (83% in 30 min) Yes (100% in 75 min)
Full Charge Time 0:45 h 1:15 h
Battery Life Test
Battery Life
Xiaomi 15
31:54
Samsung Galaxy S20
16:07
Web Browsing13:20 h06:49 h
Video Playback19:22 h10:33 h
Games07:10 h04:30 h
Standby Mode150 h69 h

Main camera

Matrix 50 MP 12 MP
Photo resolution 8192x6144 pixels 4000x3000 pixels
Zoom Optical, 2.6x Optical, 1.1x
Flash Dual LED LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Up to 24FPS
4K Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (720p) 960 fps (720p)
Wide-angle lens 115 ° 120 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 12 MP
Telephoto: 64 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP12 MP
Aperturef/1.6f/1.8
Focal length23 mm26 mm
SensorOmniVision OVX9000 Light Fusion 900Samsung S5K2LD
Sensor size1/1.311/1.76
Pixel size1.2 μm1.8 μm
AutofocusLaser autofocusPhase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrix50 MP64 MP
Aperturef/2.0f/2.0
Focal length60 mm29 mm
SensorSamsung S5KJN5Samsung Bright S5KGW2
Sensor size1/2.761/1.72
Pixel size0.64 μm0.8 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP12 MP
Aperturef/2.2f/2.2
Focal length14 mm13 mm
SensorSamsung S5KJN1Samsung S5K2LA
Sensor size1/2.761/2.55
Pixel size0.64 μm1.4 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi 15
150
Samsung Galaxy S20
n/a
Video quality
Xiaomi 15
133
Samsung Galaxy S20
n/a
Overall camera score
Xiaomi 15
147
Samsung Galaxy S20
n/a
Bokeh75n/a
Preview87n/a
Zoom152n/a
Sources: DxOMark [Xiaomi 15]

Front camera

Matrix 32 MP 10 MP
Photo resolution 6528x4896 pixels 2592x3872 pixels
Aperture f/2.0 f/2.2
Focal length 22 mm 26 mm
Sensor Omnivision OV32B Samsung S5K3J1
Sensor size 1/3.14 1/3.2
Pixel size 0.7 μm 1.22 μm
Autofocus No Phase autofocus (Dual Pixel)
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 6 (802.11 b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 3.2 3.1
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Yes
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoYes
2G BandsGSM B2/B3/B5/B8GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G BandsWCDMA B1/B2/B4/B5/B6/B8/B19HSDPA 850 / 900 / 1900 / 2100
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)LTE (B850/B900/B1700/B1900/B2100)
LTE categoryn/a22
5G SupportYesNo

Sound

Speakers Stereo Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi 15
91.3 dB
Samsung Galaxy S20
85.9 dB

Other

Class Flagship Flagship
Announced October, 2024 yr February, 2020 yr
Release Date October, 2024 yr March, 2020 yr
Launch Price ($) 757 999
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Compass
- Fingerprint sensor
Charger Included Yes 90 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi 15 the clear winner in this comparison.

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