Home Phone comparison Xiaomi Redmi Note 15 Pro Plus 5G and Vivo X300 Ultra - Which is better?

Xiaomi Redmi Note 15 Pro Plus 5G vs Vivo X300 Ultra

74 out 100
Xiaomi Redmi Note 15 Pro Plus 5G
VS
94 out 100
Vivo X300 Ultra
Xiaomi Redmi Note 15 Pro Plus 5G
Vivo X300 Ultra

Compared 2 smartphones : Xiaomi Redmi Note 15 Pro Plus 5G Manufactured in August, 2025, with display 6.83 with chipsetQualcomm Snapdragon 7s Gen 4, 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 Redmi Note 15 Pro Plus 5G
  • Larger display: 6.83in
  • Lighter design: 211g vs 232g
  • Higher battery capacity: 7000mAh vs 6600mAh
Reasons to choose Vivo X300 Ultra
  • Higher pixel density: 510ppi
  • Higher refresh rate: 144Hz
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos

Versions

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

Review

Key Specs Xiaomi Redmi Note 15 Pro Plus 5G 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:
Redmi Note 15 Pro Plus 5G
vs
Vivo X300 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.83 in 6.82 in
Resolution 1220x2772 pixels 1440x3168 pixels
Aspect ratio n/a 19.8:9
Pixel density 443 ppi 510 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes
Max brightness n/a 1800 nits
HDR support Yes, Dolby Vision Yes, Dolby Vision
Screen-to-body ratio 86.8 % 90.3 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 163.3 mm (6.43 in) 162.98 mm (6.42 in)
Width 78.3 mm (3.08 in) 76.81 mm (3.02 in)
Thickness 7.9 mm (0.31 in) 8.49 mm (0.33 in)
Weight 211 g (7.44 oz) 232 g (8.18 oz)
Water resistance IP69 IP69
Cooling system n/a Vapor chamber
Back panel n/a Glass
Frame Plastic Metal
Colors - White
- Black
- Blue
- Purple		 - Black
- Silver
- Green
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi Redmi Note 15 Pro Plus 5G
86.8 %
Vivo X300 Ultra
90.3 %

Performance

Testing Xiaomi Redmi Note 15 Pro Plus 5G and Vivo X300 Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 7s Gen 4 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 2700 MHz 4600 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Kryo Silver (Cortex-A520))
- 3/2.4 (Kryo Gold (Cortex-A720))
- 1/2.7 (Kryo Prime (Cortex-A720))		 - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor Yes Hexagon
Graphics Adreno 810 n/a
GPU Cores 256 n/a
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi Note 15 Pro Plus 5G
1245
Vivo X300 Ultra
3621
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 15 Pro Plus 5G
3271
Vivo X300 Ultra
10653
Geekbench 6 (Single-Core)12453621
Geekbench 6 (Multi-Core)327110653
Geekbench Compute (GPU)3612n/a
Sources: Geekbench v6 [Xiaomi Redmi Note 15 Pro Plus 5G], [Vivo X300 Ultra]
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 15 Pro Plus 5G
849756
Vivo X300 Ultra
4247433
CPU2533231192014
GPU2360531543938
Memory175783525105
UX184597986376
NanoReview Score8497564247433

Memory

RAM
RAM Size 12 GB 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 2133 MHz 5333 MHz
Channels 2 4
Storage
Storage Capacity256 GB256 GB
Storage TypeUFS 2.2UFS 4.1
Memory CardNoNo

Software

OS Android 15 Android 16
UI Skin HyperOS 2.0 OriginOS 6

Battery

Volume 7000 mAh 6600 mAh
Max Charging Power 90 W 100 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging Yes Yes
Fast Charging Yes Yes

Main camera

Matrix 50 MP 200 MP
Zoom Optical, 2.5x Optical, 3.7x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording No Yes (Up to 30 fps)
4K Recording Yes (Up to 30 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 240 fps (1080p)
Wide-angle lens 112 ° 116 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP		 Standard: 200 MP
Telephoto: 200 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP200 MP
Aperturef/1.6f/1.9
Focal lengthn/a35 mm
Sensorn/aSony LYT-901
Sensor size1/21/1.12 (0.89)
Pixel size1 μm0.7 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP200 MP
Aperturef/2.2f/2.7
Focal lengthn/a85 mm
Sensorn/aSamsung ISOCELL HPB
Sensor sizen/a1/1.4 (0.71)
Pixel sizen/a0.56 μm
StabilizationDigitalOptical
Ultra-wide lens
Matrix8 MP50 MP
Aperturen/af/2.0
Focal lengthn/a14 mm
Sensorn/aSony LYT-818
Sensor sizen/a1/1.28 (0.78)
Pixel sizen/a1.22 μm
StabilizationDigitalOptical

Front camera

Matrix 32 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Aperture n/a f/2.5
Focal length n/a 24 mm
Sensor n/a Samsung ISOCELL JN1
Sensor size n/a 1/2.76 (0.36)
Pixel size n/a 0.64 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 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 2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a 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 *n/aNo
Hybrid SlotNoNo
5G SupportYesYes

Sound

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

Other

Class Mid-range Flagship
Announced August, 2025 yr March, 2026 yr
Release Date August, 2025 yr April, 2026 yr
MSRP ($) n/a 1199
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes, 90 W Yes, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Vivo X300 Ultra the clear winner in this comparison.

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