Home Phone comparison Samsung Galaxy M55 and Xiaomi 15T - Which is better?

Samsung Galaxy M55 vs Xiaomi 15T

63 out 100
Samsung Galaxy M55
VS
82 out 100
Xiaomi 15T
Samsung Galaxy M55
Xiaomi 15T

Compared 2 smartphones : Samsung Galaxy M55 Manufactured in March, 2024, with display 6.7 with chipsetQualcomm Snapdragon 7 Gen 1, vs Xiaomi 15T, Manufactured in September, 2025 with chipsetMediaTek Dimensity 8400 Ultra. 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 M55
  • Lighter design: 180g vs 194g
Reasons to choose Xiaomi 15T
  • Larger display: 6.83in
  • Higher pixel density: 447ppi
  • Higher battery capacity: 5500mAh vs 5000mAh
  • Newer Bluetooth version: 6.0 vs 5.2
  • Infrared port
  • Built-in eSIM

Versions

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

Review

Key Specs Samsung Galaxy M55 and Xiaomi 15T
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.
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Samsung Galaxy M55
vs
Xiaomi 15T

Display

Display quality comparison
Type Super AMOLED AMOLED
Size 6.7 in 6.83 in
Resolution 1080x2400 pixels 1280x2772 pixels
Aspect ratio 20:9 19.5:9
Pixel density 393 ppi 447 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate No Yes
HDR support n/a Yes, Dolby Vision
Touch Sampling Rate n/a 480 Hz
Screen-to-body ratio 86.4 % 89.9 %
Features - DCI-P3
- Always-On Display		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 163.9 mm (6.45 in) 163.2 mm (6.43 in)
Width 76.5 mm (3.01 in) 78 mm (3.07 in)
Thickness 7.8 mm (0.31 in) 7.5 mm (0.3 in)
Weight 180 g (6.35 oz) 194 g (6.84 oz)
Water resistance n/a IP68
Cooling system n/a Vapor chamber
Frame n/a Plastic
Colors - Blue
- Green		 - Black
- Gray
- Rose Gold
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy M55
86.4 %
Xiaomi 15T
89.9 %

Performance

Testing Samsung Galaxy M55 and Xiaomi 15T In benchmarks
Processor
Chipset Qualcomm Snapdragon 7 Gen 1 MediaTek Dimensity 8400 Ultra
Max Frequency 2400 MHz 3250 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.8 (Cortex-A510)
- 3/2.36 (Cortex-A710)
- 1/2.4 (Cortex-A710)		 - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)
Process Samsung TSMC
Transistor Size 4 nm 4 nm
Neural Processor Hexagon MediaTek NPU 880
Graphics Adreno 644 Mali-G720 MP7
GPU Cores 768 896
GPU Frequency 443 MHz 1300 MHz
FLOPS 1013.8 GFLOPS 2329.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy M55
960
Xiaomi 15T
1603
Geekbench 6 (Multi-Core)
Samsung Galaxy M55
2754
Xiaomi 15T
6413
Geekbench 6 (Single-Core)9601603
Geekbench 6 (Multi-Core)27546413
Geekbench Compute (GPU)n/a11228
Sources: Geekbench v6 [Xiaomi 15T]
AnTuTu 10
AnTuTu 10
Samsung Galaxy M55
664504
Xiaomi 15T
1872827
CPU236956448609
GPU169798683486
Memory111012396486
UX146738344246
NanoReview Score6645041872827

Memory

RAM
RAM Size 8 GB 12 GB
Memory Type LPDDR5 LPDDR5X
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB		256 GB
Storage TypeUFS 3.1UFS 4.1
Memory CardMicroSDNo

Software

OS Android 14 Android 15
UI Skin One UI 6.1 HyperOS 2.0

Battery

Volume 5000 mAh 5500 mAh
Max Charging Power 45 W 67 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes Yes (50% in 22 min)
Full Charge Time n/a 0:50 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8160x6120 pixels 8192x6144 pixels
Zoom Digital Optical, 2x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 240 fps (1080p)
Wide-angle lens 123 ° 120 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.8f/1.7
Focal lengthn/a23 mm
Sensorn/aOmnivision OV50 Light Hunter 800
Sensor size1/1.561/1.55
Pixel size1 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/1.9
Focal lengthn/a46 mm
Sensorn/aSamsung S5KJN5
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aDigital
Ultra-wide lens
Matrix8 MP12 MP
Aperturef/2.2f/2.2
Focal lengthn/a15 mm
Sensor sizen/a1/3.06
Pixel sizen/a1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 50 MP 32 MP
Photo resolution 8160x6120 pixels n/a
Aperture f/2.4 f/2.2
Focal length n/a 21 mm
Sensor n/a CMOS
Sensor size n/a 1/3.44
Pixel size n/a 0.64 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 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 5.2 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotYesNo
2G Bandsn/aGSM 2/3/5/8
3G Bandsn/aWCDMA B1/2/4/5/8/6/19
LTE Bands*n/aLTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B32/B66/B71)
LTE category18n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes

Other

Class Mid-range Mid-range
Announced March, 2024 yr September, 2025 yr
Release Date March, 2024 yr September, 2025 yr
Launch Price ($) 325 n/a
MSRP ($) n/a 650
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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