Home Phone comparison Samsung Galaxy S20 Ultra and Xiaomi Poco M8 5G - Which is better?

Samsung Galaxy S20 Ultra vs Xiaomi Poco M8 5G

65 out 100
Samsung Galaxy S20 Ultra
VS
60 out 100
Xiaomi Poco M8 5G
Samsung Galaxy S20 Ultra
Xiaomi Poco M8 5G

Compared 2 smartphones : Samsung Galaxy S20 Ultra Manufactured in March, 2020, with display 6.9 with chipsetSamsung Exynos 990, vs Xiaomi Poco M8 5G, Manufactured in January, 2026 with chipsetQualcomm Snapdragon 6 Gen 3. 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 S20 Ultra
  • Larger display: 6.9in
  • Higher pixel density: 511ppi
  • Supports newer USB: 3.1 vs 2
  • Supports Dolby Atmos
  • Built-in eSIM
Reasons to choose Xiaomi Poco M8 5G
  • Lighter design: 178g vs 220g
  • Higher battery capacity: 5520mAh vs 5000mAh
  • Newer Bluetooth version: 5.1 vs 5
  • Infrared port

Versions

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

Review

Key Specs Samsung Galaxy S20 Ultra and Xiaomi Poco M8 5G
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 S20 Ultra
vs
Xiaomi Poco M8 5G

Display

Display quality comparison
Type Dynamic AMOLED AMOLED
Size 6.9 in 6.77 in
Resolution 1440x3200 pixels 1080x2340 pixels
Aspect ratio 20:9 n/a
Pixel density 511 ppi 388 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 800 nits 800 nits
HDR support Yes HDR10+ Yes, HDR10+
Screen-to-body ratio 90.6 % 89.7 %
Features - DCI-P3
- Always-On Display		 DCI-P3
Display test
Peak brightness (auto)
Samsung Galaxy S20 Ultra
886 nits
Xiaomi Poco M8 5G
n/a
sRGB gamut99.2 %n/a
PWM (Flicker)240 Hzn/a
Response time6.2 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Samsung Galaxy S20 Ultra]

Design & Build

Design and ergonomics comparison
Height 166.9 mm (6.57 in) 164 mm (6.46 in)
Width 76 mm (2.99 in) 75.4 mm (2.97 in)
Thickness 8.8 mm (0.35 in) 7.4 mm (0.29 in)
Weight 220 g (7.76 oz) 178 g (6.28 oz)
Water resistance IP68 IP65
Cooling system Vapor chamber n/a
Back panel Glass Plastic
Frame Metal Plastic
Colors - Black
- Gray		 - Black
- Silver
- Green
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy S20 Ultra
90.6 %
Xiaomi Poco M8 5G
89.7 %

Performance

Testing Samsung Galaxy S20 Ultra and Xiaomi Poco M8 5G In benchmarks
Processor
Chipset Samsung Exynos 990 Qualcomm Snapdragon 6 Gen 3
Max Frequency 3020 MHz 2400 MHz
CPU Cores 8 (2 + 2 + 4) 8 (4 + 4)
Architecture - 4/2 (Cortex-A55)
- 2/2.5 (Cortex-A76)
- 2/2.73 (Exynos M5)		 - 4/1.8 (Cortex-A55)
- 4/2.4 (Cortex-A78)
Process Samsung Samsung
Transistor Size 7 nm 4 nm
Neural Processor Yes Hexagon
Graphics Mali-G77 MP11 Adreno 710
GPU Cores 704 256
GPU Frequency 800 MHz 1010 MHz
FLOPS 1126 GFLOPS 517.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S20 Ultra
1159
Xiaomi Poco M8 5G
1020
Geekbench 6 (Multi-Core)
Samsung Galaxy S20 Ultra
3158
Xiaomi Poco M8 5G
2853
Geekbench 6 (Single-Core)11591020
Geekbench 6 (Multi-Core)31582853
AnTuTu 10
AnTuTu 10
Samsung Galaxy S20 Ultra
760316
Xiaomi Poco M8 5G
638701
CPU220525197012
GPU225011145492
Memory146451145821
UX168329150376
NanoReview Score760316638701
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy S20 Ultra
4320
Xiaomi Poco M8 5G
n/a
Max Surface Temp.38.6 °Cn/a
Stability53 %n/a
Graphics Test25 fpsn/a
Graphics Score4320n/a
Sources: 3DMark [Samsung Galaxy S20 Ultra]
PCMark 3.0
PCMark 3.0
Samsung Galaxy S20 Ultra
11163
Xiaomi Poco M8 5G
n/a
Writing score13391n/a
Web score8714n/a
Video editing6104n/a
Data manipulation9006n/a
NanoReview Score11163n/a

Memory

RAM
RAM Size - 12 GB
- 16 GB		 8 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 512 GB		256 GB
Storage TypeUFS 3.0UFS 2.2
Memory CardMicroSDNo

Software

OS Android 10.0 (Upgradeable to Android 13) Android 15
OS Size 23.7 GB n/a
UI Skin One UI 5.1 HyperOS 2.0

Battery

Volume 5000 mAh 5520 mAh
Max Charging Power 45 W 45 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (15 W) No
Reverse Charging Yes (Wireless) Yes
Fast Charging Yes (100% in 80 min) Yes
Full Charge Time 1:20 h n/a
Battery Life Test
Battery Life
Samsung Galaxy S20 Ultra
18:01
Xiaomi Poco M8 5G
n/a
Web Browsing06:27 hn/a
Video Playback11:23 hn/a
Games04:23 hn/a
Standby Mode91 hn/a

Main camera

Matrix 108 MP 50 MP
Photo resolution 12032x9204 pixels 8192x6144 pixels
Zoom Optical, 4x Digital
Flash LED LED
Stabilization Optical Optical
8K Recording Up to 24FPS No
4K Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 960 fps (720p) n/a
Wide-angle lens 120 ° n/a
Lenses count Standard: 108 MP
Telephoto: 48 MP
Ultra-wide: 12 MP
Depth: 0.3 MP		 Standard: 50 MP
Depth
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix108 MP50 MP
Aperturef/1.8f/1.8
Focal length26 mmn/a
SensorSamsung Bright S5KHM1Omnivision OV50D40 Light Hunter 400
Sensor size1/1.331/2.88 (0.35)
Pixel size0.8 μm0.61 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalOptical
Telephoto
Matrix48 MPn/a
Aperturef/3.5n/a
Focal length103 mmn/a
SensorSony IMX586n/a
Sensor size1/2n/a
Pixel size0.8 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix12 MPn/a
Aperturef/2.2n/a
Focal length13 mmn/a
SensorSamsung S5K2LAn/a
Sensor size1/2.55n/a
Pixel size1.4 μmn/a
StabilizationDigitaln/a

Front camera

Matrix 40 MP 20 MP
Photo resolution 7864x5200 pixels n/a
Aperture f/2.2 f/2.2
Focal length 26 mm n/a
Sensor Samsung S5KGH1 n/a
Sensor size 1/2.65 n/a
Pixel size 0.7 μm n/a
Autofocus Phase autofocus (Dual Pixel) No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 1080p (Full HD) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Wi-Fi Direct
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5.1
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 3.1 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Varies by region
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotYesNo
2G BandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2n/a
3G BandsHSDPA 850 / 900 / 1900 / 2100n/a
LTE Bands*LTE (B850/B900/B1700/B1900/B2100)n/a
LTE category22n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No Yes
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Samsung Galaxy S20 Ultra
84.4 dB
Xiaomi Poco M8 5G
n/a

Other

Class Flagship Mid-range
Announced February, 2020 yr January, 2026 yr
Release Date March, 2020 yr January, 2026 yr
Launch Price ($) 1400 n/a
MSRP ($) n/a 229
Sensors - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint 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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