Home Phone comparison Oppo Find X3 Pro and Xiaomi Redmi Note 15 5G - Which is better?

Oppo Find X3 Pro vs Xiaomi Redmi Note 15 5G

65 out 100
Oppo Find X3 Pro
VS
63 out 100
Xiaomi Redmi Note 15 5G
Oppo Find X3 Pro
Xiaomi Redmi Note 15 5G

Compared 2 smartphones : Oppo Find X3 Pro Manufactured in March, 2021, with display 6.7 with chipsetQualcomm Snapdragon 888 5G, vs Xiaomi Redmi Note 15 5G, Manufactured in August, 2025 with chipsetQualcomm Snapdragon 6 Gen 3. 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 Oppo Find X3 Pro
  • Higher pixel density: 525ppi
  • Newer Bluetooth version: 5.2 vs 5.1
  • Supports newer USB: 3.1 vs 2
  • Supports Dolby Atmos
Reasons to choose Xiaomi Redmi Note 15 5G
  • Larger display: 6.77in
  • Lighter design: 178g vs 193g
  • Higher battery capacity: 5800mAh vs 4500mAh
  • Infrared port
  • Includes charger

Versions

Available versions and configurations
Memory Options - 8/256 GB
- 12/256 GB
- 16/512 GB		 - 6/128 GB
- 8/128 GB
- 8/256 GB
- 12/256 GB

Review

Key Specs Oppo Find X3 Pro and Xiaomi Redmi Note 15 5G
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:
Oppo Find X3 Pro
vs
Redmi Note 15 5G

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.7 in 6.77 in
Resolution 1440x3216 pixels 1080x2340 pixels
Aspect ratio 20:9 n/a
Pixel density 525 ppi 388 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes (60-120 Hz)
Max brightness 500 nits n/a
HDR support Yes HDR10+ No
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 89.5 % 89.1 %
Features - DCI-P3
- Always-On Display		 DCI-P3
Display test
Peak brightness (auto)
Oppo Find X3 Pro
770 nits
Xiaomi Redmi Note 15 5G
n/a
sRGB gamut98.4 %n/a
PWM (Flicker)362 Hzn/a
Response time4.8 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Oppo Find X3 Pro]

Design & Build

Design and ergonomics comparison
Height 163.6 mm (6.44 in) 165 mm (6.5 in)
Width 74 mm (2.91 in) 75.4 mm (2.97 in)
Thickness 8.3 mm (0.33 in) 7.4 mm (0.29 in)
Weight 193 g (6.81 oz) 178 g (6.28 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber n/a
Back panel Glass n/a
Frame Metal Plastic
Colors - White
- Black
- Blue		 - White
- Black
- Blue
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Oppo Find X3 Pro
89.5 %
Xiaomi Redmi Note 15 5G
89.1 %

Performance

Testing Oppo Find X3 Pro and Xiaomi Redmi Note 15 5G In benchmarks
Processor
Chipset Qualcomm Snapdragon 888 5G Qualcomm Snapdragon 6 Gen 3
Max Frequency 2840 MHz 2400 MHz
CPU Cores 8 (1 + 3 + 4) 8 (4 + 4)
Architecture - 4/1.8 (Kryo 680 Silver (Cortex-A55))
- 3/2.42 (Kryo 680 Gold (Cortex-A78))
- 1/2.84 (Kryo 680 Prime (Cortex-X1))		 - 4/1.8 (Cortex-A55)
- 4/2.4 (Cortex-A78)
Process Samsung Samsung
Transistor Size 5 nm 4 nm
Neural Processor Hexagon 780 Hexagon
Graphics Adreno 660 Adreno 710
GPU Cores 1024 256
GPU Frequency 840 MHz 1010 MHz
FLOPS 1290.2 GFLOPS 517.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Find X3 Pro
1263
Xiaomi Redmi Note 15 5G
1015
Geekbench 6 (Multi-Core)
Oppo Find X3 Pro
3476
Xiaomi Redmi Note 15 5G
2890
Geekbench 6 (Single-Core)12631015
Geekbench 6 (Multi-Core)34762890
AnTuTu 10
AnTuTu 10
Oppo Find X3 Pro
925642
Xiaomi Redmi Note 15 5G
608985
CPU243663200717
GPU282654141388
Memory180301118625
UX219024148255
NanoReview Score925642608985
3DMark Wild Life
3DMark Wild Life
Oppo Find X3 Pro
5723
Xiaomi Redmi Note 15 5G
n/a
Max Surface Temp.44.8 °Cn/a
Stability58 %n/a
Graphics Test34 fpsn/a
Graphics Score5723n/a
Sources: 3DMark [Oppo Find X3 Pro]
PCMark 3.0
PCMark 3.0
Oppo Find X3 Pro
10839
Xiaomi Redmi Note 15 5G
n/a
Writing score14657n/a
Web score8620n/a
Video editing6016n/a
Data manipulation8718n/a
NanoReview Score10839n/a

Memory

RAM
RAM Size - 8 GB
- 12 GB		 6 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity256 GB128 GB
Storage TypeUFS 3.1UFS 2.2
Memory CardNoNo

Software

OS Android 11 (Upgradeable to Android 14) Android 15
OS Size 19.1 GB n/a
UI Skin ColorOS 11.2 HyperOS 2.0

Battery

Volume 4500 mAh 5800 mAh
Max Charging Power 65 W 45 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging Yes (30 W) No
Reverse Charging Yes (Wireless) Yes
Fast Charging Yes SuperVOOC 3.0 (100% in 29 min) Yes
Full Charge Time 0:29 h n/a
Battery Life Test
Battery Life
Oppo Find X3 Pro
16:59
Xiaomi Redmi Note 15 5G
n/a
Web Browsing06:45 hn/a
Video Playback09:56 hn/a
Games04:33 hn/a
Standby Mode83 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8700x5800 pixels n/a
Zoom Optical, 2x Digital
Flash LED LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 60 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 240 fps (1080p) n/a
Wide-angle lens 110 ° n/a
Lenses count Standard: 50 MP
Telephoto: 13 MP
Ultra-wide: 50 MP
Macro: 3 MP		 Standard: 50 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.8f/1.8
Focal length26 mmn/a
SensorSony IMX766n/a
Sensor size1/1.561/2
Pixel size1 μm0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Telephoto
Matrix13 MPn/a
Aperturef/2.4n/a
Focal length52 mmn/a
SensorSamsung S5K3M5n/a
Sensor size1/3.4n/a
Pixel size1 μmn/a
StabilizationDigitaln/a
Ultra-wide lens
Matrix50 MPn/a
Aperturef/2.2n/a
Focal length16 mmn/a
SensorSony IMX766n/a
Sensor size1/1.56n/a
Pixel size1 μmn/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Oppo Find X3 Pro
134
Xiaomi Redmi Note 15 5G
n/a
Video quality
Oppo Find X3 Pro
125
Xiaomi Redmi Note 15 5G
n/a
Overall camera score
Oppo Find X3 Pro
128
Xiaomi Redmi Note 15 5G
n/a
Bokeh70n/a
Preview71n/a
Zoom102n/a
Sources: DxOMark [Oppo Find X3 Pro]

Front camera

Matrix 32 MP 8 MP
Photo resolution 6560x4928 pixels n/a
Aperture f/2.4 f/2.0
Focal length 26 mm n/a
Sensor Sony IMX615 n/a
Sensor size 1/2.8 n/a
Pixel size 0.8 μm n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) 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 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 5.1
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.1 2
USB features - Charging
- USB Storage Mode
- USB-Host mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- 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 *NoNo
Hybrid SlotNoNo
2G BandsGSM 850, 900, 1800, 1900 MHzn/a
3G BandsUMTS 1, 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/B34/B38/B39/B40/B41/B66)n/a
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Oppo Find X3 Pro
89.6 dB
Xiaomi Redmi Note 15 5G
n/a

Other

Class Flagship Mid-range
Announced March, 2021 yr August, 2025 yr
Release Date March, 2021 yr August, 2025 yr
Launch Price ($) 1150 n/a
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a Yes, 45 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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