Xiaomi Poco C75 vs Samsung Galaxy S25 Ultra

Compared 2 smartphones : Xiaomi Poco C75 Manufactured in November, 2024, with display 6.88 with chipsetMediaTek Helio G81 Ultra, vs Samsung Galaxy S25 Ultra, Manufactured in February, 2025 with chipsetQualcomm Snapdragon 8 Elite. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Poco C75
  • Lighter design: 204g vs 218g
  • Higher battery capacity: 5160mAh vs 5000mAh
Reasons to choose Samsung Galaxy S25 Ultra
  • Larger display: 6.9in
  • Higher pixel density: 498ppi
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 8/256 GB
- 12/256 GB
- 12/512 GB
- 12/1024 GB
- 16/1024 GB

Review

Key Specs Xiaomi Poco C75 and Samsung Galaxy S25 Ultra
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

Display

Display quality comparison
Type IPS LCD Dynamic AMOLED
Size 6.88 in 6.9 in
Resolution 720x1640 pixels 1440x3120 pixels
Aspect ratio 20:9 19.5:9
Pixel density 260 ppi 498 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (1-120 Hz)
Max brightness 600 nits 2600 nits
HDR support No Yes HDR10+
Touch Sampling Rate 240 Hz 240 Hz
Screen-to-body ratio 85.5 % 92.4 %
Features n/a - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Poco C75
n/a
Samsung Galaxy S25 Ultra
1403 nits
sRGB gamutn/a97.7 %
PWM (Flicker)n/a240 Hz
Response timen/a1 ms
Contrastn/a∞ Infinite

Design & Build

Design and ergonomics comparison
Height 171.88 mm (6.77 in) 162.8 mm (6.41 in)
Width 77.8 mm (3.06 in) 77.6 mm (3.06 in)
Thickness 8.22 mm (0.32 in) 8.2 mm (0.32 in)
Weight 204 g (7.2 oz) 218 g (7.69 oz)
Water resistance No IP68
Cooling system n/a Vapor chamber
Back panel n/a Glass
Frame Plastic Metal
Colors - Black
- Gold
- Green
- Black
- Silver
- Gray
- Blue
Fingerprint sensor Yes In-Button Yes In-Display
Screen-to-body ratio
Xiaomi Poco C75
85.5 %
Samsung Galaxy S25 Ultra
92.4 %

Performance

Testing Xiaomi Poco C75 and Samsung Galaxy S25 Ultra In benchmarks
Processor
Chipset MediaTek Helio G81 Ultra Qualcomm Snapdragon 8 Elite
Max Frequency 2000 MHz 4470 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)
- 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))
Process TSMC TSMC
Transistor Size 12 nm 3 nm
Neural Processor Yes Hexagon
Graphics Mali-G52 MP2 Adreno 830
GPU Cores 48 1536
GPU Frequency 950 MHz 1100 MHz
FLOPS 91.2 GFLOPS 3379.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco C75
408
Samsung Galaxy S25 Ultra
3147
Geekbench 6 (Multi-Core)
Xiaomi Poco C75
1330
Samsung Galaxy S25 Ultra
9750
Geekbench 6 (Single-Core)4083147
Geekbench 6 (Multi-Core)13309750
Geekbench Compute (GPU)91025681
AnTuTu 10
AnTuTu 10
Xiaomi Poco C75
274375
Samsung Galaxy S25 Ultra
2795139
CPU83087659871
GPU354481294167
Memory75682471319
UX80158369782
NanoReview Score2743752795139

Memory

RAM
RAM Size - 6 GB
- 8 GB
- 12 GB
- 16 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 1800 MHz 5333 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 256 GB
- 256 GB
- 512 GB
- 1024 GB
Storage TypeeMMC 5.1UFS 4.0
Memory CardMicroSDNo

Software

OS Android 14 Android 15
OS Size n/a 30.4 GB
UI Skin HyperOS 2.0 One UI 7.0

Battery

Volume 5160 mAh 5000 mAh
Max Charging Power 18 W 45 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No Yes (25 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (50% in 60 min) Yes (72% in 30 min)
Full Charge Time 2:16 h 0:59 h
Battery Life Test
Battery Life
Xiaomi Poco C75
n/a
Samsung Galaxy S25 Ultra
31:10
Web Browsingn/a11:10 h
Video Playbackn/a19:32 h
Gamesn/a06:22 h
Standby Moden/a160 h

Main camera

Matrix 50 MP 200 MP
Photo resolution 8160x6144 pixels 16320x12240 pixels
Zoom Digital Optical, 5x
Flash LED LED
Stabilization Digital Optical
8K Recording No Yes (Up to 30 fps)
4K Recording No Yes (Up to 120 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 240 fps)
Slow Motion n/a 240 fps (1080p)
Wide-angle lens n/a 120 °
Lenses count Standard: 50 MP
Depth
Standard: 200 MP
Telephoto: 50 MP
Telephoto: 12 MP
Ultra-wide: 50 MP
Features Bokeh effect - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP200 MP
Aperturef/1.8f/1.7
Focal length28 mm23 mm
Sensorn/aSamsung ISOCELL S5KHP2
Sensor sizen/a1/1.3
Pixel sizen/a0.6 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/3.4
Focal lengthn/a111 mm
Sensorn/aSony IMX854
Sensor sizen/a1/2.52
Pixel sizen/a0.7 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a50 MP
Aperturen/af/1.9
Focal lengthn/a13 mm
Sensorn/aSamsung ISOCELL S5KJN3
Sensor sizen/a1/2.5
Pixel sizen/a0.7 μm
Stabilizationn/aDigital
Main camera DxOMark results
Photo quality
Xiaomi Poco C75
n/a
Samsung Galaxy S25 Ultra
144
Video quality
Xiaomi Poco C75
n/a
Samsung Galaxy S25 Ultra
143
Overall camera score
Xiaomi Poco C75
n/a
Samsung Galaxy S25 Ultra
146
Bokehn/a70
Previewn/a81
Zoomn/a149

Front camera

Matrix 13 MP 12 MP
Photo resolution n/a 4000x3000 pixels
Aperture f/2.0 f/2.2
Focal length n/a 26 mm
Sensor CMOS Samsung S5K3LU
Sensor size n/a 1/3.2
Pixel size n/a 1.12 μm
Autofocus No Phase autofocus (Dual Pixel)
Stabilization No Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- 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 5.4 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
DisplayPort No Yes DP 1.2
GPS - GPS
- GLONASS
- Beidou
- Galileo
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port No No
Connectivity
SIM Count*21
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM 2/3/5/8GSM850, GSM900, DCS1800, PCS1900
3G BandsWCDMA B1/2/4/5/8UMTS B1(2100),B2(1900),B4(AWS),B5(850),B8(900)
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B20/B28/B38/B40/B41/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B14/B18/B19/B20/B25/B26/B28/B29/B30/B66/B71)
5G SupportNoYes

Sound

Speakers Mono Stereo
3.5 mm Jack Yes No
FM Radio Yes No
Dolby Atmos No Yes
Speaker Test
Max Volume
Xiaomi Poco C75
n/a
Samsung Galaxy S25 Ultra
93 dB

Other

Class Budget Flagship
Announced October, 2024 yr January, 2025 yr
Release Date November, 2024 yr February, 2025 yr
Launch Price ($) 147 1299
Sensors - Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No No

Note

Xiaomi Poco C75:

Xiaomi Poco C75 is rebranding of the Redmi 14C.

Samsung Galaxy S25 Ultra:

Supports up to 2 eSIMs. The international model has 2 physical SIM slots, while the U.S. version has 1.","Uses Grade 5 titanium and Corning Gorilla Armor 2 glass on both sides.

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

Results

After analyzing the data, we consider Samsung Galaxy S25 Ultra the clear winner in this comparison.

Survey

Which smartphone would you pick?
0 (0%)
0 (0%)
Total Votes: 0

User comments

Share your opinion or ask questions below