Home Phone comparison Xiaomi Redmi Note 15 Pro Plus 5G and Oppo Find X9 Ultra - Which is better?

Xiaomi Redmi Note 15 Pro Plus 5G vs Oppo Find X9 Ultra

74 out 100
Xiaomi Redmi Note 15 Pro Plus 5G
VS
96 out 100
Oppo Find X9 Ultra
Xiaomi Redmi Note 15 Pro Plus 5G
Oppo Find X9 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 Oppo Find X9 Ultra, Manufactured in May, 2026with 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 235g
Reasons to choose Oppo Find X9 Ultra
  • Higher pixel density: 510ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7050mAh vs 7000mAh
  • Newer Bluetooth version: 6.0 vs 5.4
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Built-in eSIM

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 Oppo Find X9 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
Smartphones:
Redmi Note 15 Pro Plus 5G
vs
Oppo Find X9 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 (1-120 Hz)
Max brightness n/a 1800 nits
HDR support Yes, Dolby Vision Yes, Dolby Vision
Touch Sampling Rate n/a 300 Hz
Screen-to-body ratio 86.8 % 90 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Oppo Find X9 Ultra
3396 nits

Design & Build

Design and ergonomics comparison
Height 163.3 mm (6.43 in) 163.16 mm (6.42 in)
Width 78.3 mm (3.08 in) 76.97 mm (3.03 in)
Thickness 7.9 mm (0.31 in) 8.65 mm (0.34 in)
Weight 211 g (7.44 oz) 235 g (8.29 oz)
Water resistance IP69 IP69
Cooling system n/a Vapor chamber
Back panel n/a Glass
Frame Plastic Metal
Colors - White
- Black
- Blue
- Purple		 - White
- Green
- Orange
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi Redmi Note 15 Pro Plus 5G
86.8 %
Oppo Find X9 Ultra
90 %

Performance

Testing Xiaomi Redmi Note 15 Pro Plus 5G and Oppo Find X9 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
Oppo Find X9 Ultra
3646
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 15 Pro Plus 5G
3271
Oppo Find X9 Ultra
11276
Geekbench 6 (Single-Core)12453646
Geekbench 6 (Multi-Core)327111276
Geekbench Compute (GPU)3612n/a
Sources: Geekbench v6 [Xiaomi Redmi Note 15 Pro Plus 5G], [Oppo Find X9 Ultra]
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 15 Pro Plus 5G
849756
Oppo Find X9 Ultra
4086107
CPU2533231166693
GPU2360531523262
Memory175783509363
UX184597886789
NanoReview Score8497564086107

Memory

RAM
RAM Size 12 GB 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 2133 MHz 5300 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 ColorOS 16

Battery

Volume 7000 mAh 7050 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 (50 W)
Reverse Charging Yes Yes, (Wireless)
Fast Charging Yes Yes (75% in 30 min)
Full Charge Time n/a 0:45 h
Battery Life Test
Battery Life
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Oppo Find X9 Ultra
37:00
Web Browsingn/a16:45 h
Video Playbackn/a26:15 h
Gamesn/a08:23 h
Standby Moden/a144 h

Main camera

Matrix 50 MP 200 MP
Zoom Optical, 2.5x Optical, 10x
Flash LED 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 240 fps)
Slow Motion 240 fps (720p) 480 fps (720p)
Wide-angle lens 112 ° 120 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP		 Standard: 200 MP
Telephoto: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP200 MP
Aperturef/1.6f/1.5
Focal lengthn/a23 mm
Sensorn/aSony LYTIA-901
Sensor size1/21/1.12 (0.89)
Pixel size1 μm0.7 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP200 MP
Aperturef/2.2f/2.2
Focal lengthn/a70 mm
Sensorn/aOmniVision OV52A
Sensor sizen/a1/1.28 (0.78)
Pixel sizen/a0.61 μm
StabilizationDigitalOptical
Ultra-wide lens
Matrix8 MP50 MP
Aperturen/af/2.0
Focal lengthn/a14 mm
Sensorn/aSony LYTIA-600
Sensor sizen/a1/1.95 (0.51)
Pixel sizen/a0.8 μm
StabilizationDigitalDigital

Front camera

Matrix 32 MP 50 MP
Aperture n/a f/2.4
Focal length n/a 21 mm
Sensor n/a Samsung ISOCELL JN5
Sensor size n/a 1/2.75 (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 6.0
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
- NAVIC
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *n/aYes
Hybrid SlotNoNo
2G Bandsn/aGSM 850/900/1800/1900MHz
3G Bandsn/aWCDMA 1/2/4/5/6/8/19
LTE Bands*n/aLTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B66/B71)
5G SupportYesYes

Sound

3.5 mm Jack No No
FM Radio No No

Other

Class Mid-range Flagship
Announced August, 2025 yr April, 2026 yr
Release Date August, 2025 yr May, 2026 yr
MSRP ($) n/a 1299
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, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Oppo Find X9 Ultra the clear winner in this comparison.

Survey

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1 (50%)
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Total Votes: 2

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