Home Phone comparison Vivo X300 and Xiaomi 17 Ultra - Which is better?

Vivo X300 vs Xiaomi 17 Ultra

92 out 100
Vivo X300
VS
95 out 100
Xiaomi 17 Ultra
Vivo X300
Xiaomi 17 Ultra

Compared 2 smartphones : Vivo X300 Manufactured in October, 2025, with display 6.31 with chipsetMediaTek Dimensity 9500, vs Xiaomi 17 Ultra, Manufactured in December, 2025with 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 Vivo X300
  • Higher pixel density: 460ppi
  • Lighter design: 190g vs 224g
Reasons to choose Xiaomi 17 Ultra
  • Larger display: 6.9in
  • Higher battery capacity: 6800mAh vs 6040mAh
  • Supports Dolby Atmos

Versions

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

Review

Key Specs Vivo X300 and Xiaomi 17 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.
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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:
Vivo X300
vs
Xiaomi 17 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.31 in 6.9 in
Resolution 1216x2640 pixels 1200x2608 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 460 ppi 416 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max brightness 2000 nits 1200 nits
HDR support Yes, Dolby Vision Yes, Dolby Vision
Touch Sampling Rate 300 Hz n/a
Screen-to-body ratio 90.3 % 92.4 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 150.57 mm (5.93 in) 162.9 mm (6.41 in)
Width 71.92 mm (2.83 in) 77.6 mm (3.06 in)
Thickness 7.95 mm (0.31 in) 8.29 mm (0.33 in)
Weight 190 g (6.7 oz) 224 g (7.9 oz)
Water resistance IP69 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Eco Leather
Frame Metal Metal
Colors - Black
- Blue
- Red
- Pink
- Purple		 - White
- Black
- Green
- Purple
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Vivo X300
90.3 %
Xiaomi 17 Ultra
92.4 %

Performance

Testing Vivo X300 and Xiaomi 17 Ultra In benchmarks
Processor
Chipset MediaTek Dimensity 9500 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 4210 MHz 4610 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/2.7 (C1-Pro)
- 3/3.5 (C1-Premium)
- 1/4.21 (C1-Ultra)		 6/3.63 ()
Process TSMC TSMC
Transistor Size 3 nm 3 nm
Neural Processor MediaTek NPU 990 Hexagon
Graphics Mali-G1 Ultra MP12 Adreno 840
GPU Cores 1536 1536
GPU Frequency 1716 MHz 1200 MHz
FLOPS 5271.5 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Vivo X300
3383
Xiaomi 17 Ultra
3510
Geekbench 6 (Multi-Core)
Vivo X300
10099
Xiaomi 17 Ultra
10993
Geekbench 6 (Single-Core)33833510
Geekbench 6 (Multi-Core)1009910993
Geekbench Compute (GPU)25462n/a
Sources: Geekbench v6 [Vivo X300]
AnTuTu 10
AnTuTu 10
Vivo X300
3367414
Xiaomi 17 Ultra
3963774
CPU9576321198653
GPU13426111458267
Memory448412501472
UX618759805382
NanoReview Score33674143963774

Memory

RAM
RAM Size 12 GB 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 5333 MHz 5300 MHz
Channels 4 4
Storage
Storage Capacity256 GB512 GB
Storage TypeUFS 4.1UFS 4.1
Memory CardNoNo

Software

OS Android 16 Android 16
UI Skin OriginOS 6 HyperOS 3

Battery

Volume 6040 mAh 6800 mAh
Max Charging Power 90 W 90 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (40 W) Yes (50 W)
Reverse Charging Yes, (Wireless) Yes, (Wireless)
Fast Charging Yes (73% in 30 min) Yes
Full Charge Time 0:46 h n/a

Main camera

Matrix 200 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Zoom Optical, 3x Optical, 4.3x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording No Yes (Up to 30 fps)
4K Recording Yes (Up to 120 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
Slow Motion 240 fps (1080p) 1920 fps (720p)
Wide-angle lens 119 ° 115 °
Lenses count Standard: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Telephoto: 200 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix200 MP50 MP
Aperturef/1.68f/1.7
Focal length23 mm23 mm
SensorSamsung ISOCELL HPBn/a
Sensor size1/1.41/1 (1)
Pixel size0.56 μm1.6 μm
AutofocusLaser autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP200 MP
Aperturef/2.6f/2.4 - 3.0
Focal length70 mm100 mm
SensorSony LYT-602n/a
Sensor size1/1.951/1.4 (0.71)
Pixel size0.8 μm0.56 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/2.0f/2.2
Focal length15 mm14 mm
SensorSamsung S5KJN1OmniVision OV50M40
Sensor size1/2.761/2.88 (0.35)
Pixel size0.64 μm0.61 μm
StabilizationDigitalDigital

Front camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Aperture f/2.0 f/2.2
Sensor Samsung S5KJN1 CMOS
Sensor size 1/2.76 1/2.88 (0.35)
Pixel size 0.64 μm 0.61 μm
Autofocus Phase autofocus 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 5.4 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900 MHzGSM B2 / B3 / B5 / B8
3G BandsWCDMA B1/B2/B4/B5/B6/B8/B19WCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B25/B26/B28/B34/B38/B39/B40/B41/B42/B43/B48/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B66/B71)
5G SupportYesYes

Sound

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

Other

Class Flagship Flagship
Announced October, 2025 yr December, 2025 yr
Release Date October, 2025 yr December, 2025 yr
MSRP ($) 699 n/a
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes, 90 W Yes, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

Which smartphone would you pick?
3 (60%)
2 (40%)
Total Votes: 5

User comments

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