Home Phone comparison Xiaomi 15T Pro and Vivo X300 Ultra - Which is better?

Xiaomi 15T Pro vs Vivo X300 Ultra

90 out 100
Xiaomi 15T Pro
VS
94 out 100
Vivo X300 Ultra
Xiaomi 15T Pro
Vivo X300 Ultra

Compared 2 smartphones : Xiaomi 15T Pro Manufactured in September, 2025, with display 6.83 with chipsetMediaTek Dimensity 9400 Plus, vs Vivo X300 Ultra, Manufactured in April, 2026 with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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 15T Pro
  • Larger display: 6.83in
  • Lighter design: 210g vs 232g
  • Newer Bluetooth version: 6.0 vs 5.4
  • Built-in eSIM
Reasons to choose Vivo X300 Ultra
  • Higher pixel density: 510ppi
  • Higher battery capacity: 6600mAh vs 5500mAh
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Includes charger

Versions

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

Review

Key Specs Xiaomi 15T Pro and Vivo X300 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
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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:
Xiaomi 15T Pro
vs
Vivo X300 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.83 in 6.82 in
Resolution 1280x2772 pixels 1440x3168 pixels
Aspect ratio 19.5:9 19.8:9
Pixel density 447 ppi 510 ppi
Refresh rate 144 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes
Max brightness n/a 1800 nits
HDR support Yes, Dolby Vision Yes, Dolby Vision
Touch Sampling Rate 480 Hz n/a
Screen-to-body ratio 90.3 % 90.3 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 162.7 mm (6.41 in) 162.98 mm (6.42 in)
Width 77.9 mm (3.07 in) 76.81 mm (3.02 in)
Thickness 7.96 mm (0.31 in) 8.49 mm (0.33 in)
Weight 210 g (7.41 oz) 232 g (8.18 oz)
Water resistance IP68 IP69
Cooling system Vapor chamber Vapor chamber
Back panel n/a Glass
Frame Metal Metal
Colors - Black
- Gold
- Gray		 - Black
- Silver
- Green
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi 15T Pro
90.3 %
Vivo X300 Ultra
90.3 %

Performance

Testing Xiaomi 15T Pro and Vivo X300 Ultra In benchmarks
Processor
Chipset MediaTek Dimensity 9400 Plus Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 3630 MHz 4600 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/2.4 (Cortex-A720)
- 3/3.3 (Cortex-X4)
- 1/3.73 (Cortex-X925)		 - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
Process TSMC TSMC
Transistor Size 3 nm 3 nm
Neural Processor MediaTek NPU 890 Hexagon
Graphics Mali-G925 Immortalis MP12 n/a
GPU Cores 1536 n/a
GPU Frequency 1612 MHz n/a
FLOPS 4952.1 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 15T Pro
2731
Vivo X300 Ultra
3621
Geekbench 6 (Multi-Core)
Xiaomi 15T Pro
8135
Vivo X300 Ultra
10653
Geekbench 6 (Single-Core)27313621
Geekbench 6 (Multi-Core)813510653
Geekbench Compute (GPU)20573n/a
Sources: Geekbench v6 [Xiaomi 15T Pro], [Vivo X300 Ultra]
AnTuTu 10
AnTuTu 10
Xiaomi 15T Pro
2718159
Vivo X300 Ultra
4247433
CPU6010931192014
GPU12275231543938
Memory415530525105
UX474013986376
NanoReview Score27181594247433

Memory

RAM
RAM Size 12 GB 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 5333 MHz 5333 MHz
Channels 4 4
Storage
Storage Capacity256 GB256 GB
Storage TypeUFS 4.1UFS 4.1
Memory CardNoNo

Software

OS Android 15 Android 16
UI Skin HyperOS 2.0 OriginOS 6

Battery

Volume 5500 mAh 6600 mAh
Max Charging Power 90 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (50 W) Yes (40 W)
Reverse Charging n/a Yes
Fast Charging Yes (50% in 13 min) Yes
Full Charge Time 0:36 h n/a

Main camera

Matrix 50 MP 200 MP
Photo resolution 8192x6144 pixels n/a
Zoom Optical, 5x Optical, 3.7x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
4K Recording Yes (Up to 120 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
Slow Motion 960 fps (1080p) 240 fps (1080p)
Wide-angle lens 120 ° 116 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 12 MP		 Standard: 200 MP
Telephoto: 200 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP200 MP
Aperturef/1.6f/1.9
Focal length23 mm35 mm
SensorOmnivision OVX9100Sony LYT-901
Sensor size1/1.311/1.12 (0.89)
Pixel size1.2 μm0.7 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP200 MP
Aperturef/3.0f/2.7
Focal length115 mm85 mm
SensorSamsung S5KJN5Samsung ISOCELL HPB
Sensor size1/2.761/1.4 (0.71)
Pixel size0.64 μm0.56 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix12 MP50 MP
Aperturef/2.2f/2.0
Focal length15 mm14 mm
Sensorn/aSony LYT-818
Sensor size1/3.061/1.28 (0.78)
Pixel sizen/a1.22 μm
StabilizationDigitalOptical

Front camera

Matrix 32 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Aperture f/2.2 f/2.5
Focal length 21 mm 24 mm
Sensor CMOS Samsung ISOCELL JN1
Sensor size 1/3.44 1/2.76 (0.36)
Pixel size 0.64 μm 0.64 μm
Autofocus No Phase autofocus
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 7 (802.11 a/b/g/n/ac/ax/be)
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 5.4
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
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM 2/3/5/8n/a
3G BandsWCDMA B1/2/4/5/6/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B66/B71)n/a
5G SupportYesYes

Sound

3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes

Other

Class Flagship Flagship
Announced September, 2025 yr March, 2026 yr
Release Date September, 2025 yr April, 2026 yr
MSRP ($) 899 1199
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No Yes, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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