Home Phone comparison OnePlus 9 and Oppo Find X9 - Which is better?

OnePlus 9 vs Oppo Find X9

63 out 100
OnePlus 9
VS
94 out 100
Oppo Find X9
OnePlus 9
Oppo Find X9

Compared 2 smartphones : OnePlus 9 Manufactured in March, 2021, with display 6.55 with chipsetQualcomm Snapdragon 888 5G, vs Oppo Find X9, Manufactured in October, 2025 with chipsetMediaTek Dimensity 9500. 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 OnePlus 9
  • Lighter design: 192g vs 203g
  • Supports newer USB: 3.1 vs 2
  • Supports DisplayPort
Reasons to choose Oppo Find X9
  • Larger display: 6.59in
  • Higher pixel density: 460ppi
  • Higher battery capacity: 7025mAh vs 4500mAh
  • Newer Bluetooth version: 6.0 vs 5.2
  • Infrared port
  • Built-in eSIM
  • Includes charger

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 12/256 GB		 - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs OnePlus 9 and Oppo Find X9
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:
OnePlus 9
vs
Oppo Find X9

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.55 in 6.59 in
Resolution 1080x2400 pixels 1256x2760 pixels
Aspect ratio 20:9 20:9
Pixel density 402 ppi 460 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes (1-120 Hz)
Max brightness 500 nits 1800 nits
HDR support Yes HDR10+ Yes, Dolby Vision
Touch Sampling Rate n/a 240 Hz
Screen-to-body ratio 87.3 % 90.4 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
OnePlus 9
818 nits
Oppo Find X9
n/a
sRGB gamut98.9 %n/a
PWM (Flicker)323 Hzn/a
Response time13 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [OnePlus 9]

Design & Build

Design and ergonomics comparison
Height 160 mm (6.3 in) 157 mm (6.18 in)
Width 74.2 mm (2.92 in) 73.9 mm (2.91 in)
Thickness 8.7 mm (0.34 in) 8 mm (0.31 in)
Weight 192 g (6.77 oz) 203 g (7.16 oz)
Water resistance No IP69
Cooling system n/a Vapor chamber
Back panel Glass Glass
Frame Plastic Metal
Colors - Black
- Blue
- Purple		 - White
- Black
- Gray
- Red
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
OnePlus 9
87.3 %
Oppo Find X9
90.4 %

Performance

Testing OnePlus 9 and Oppo Find X9 In benchmarks
Processor
Chipset Qualcomm Snapdragon 888 5G MediaTek Dimensity 9500
Max Frequency 2840 MHz 4210 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 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))		 - 4/2.7 (C1-Pro)
- 3/3.5 (C1-Premium)
- 1/4.21 (C1-Ultra)
Process Samsung TSMC
Transistor Size 5 nm 3 nm
Neural Processor Hexagon 780 MediaTek NPU 990
Graphics Adreno 660 Mali-G1 Ultra MP12
GPU Cores 1024 1536
GPU Frequency 840 MHz 1716 MHz
FLOPS 1290.2 GFLOPS 5271.5 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus 9
1489
Oppo Find X9
3291
Geekbench 6 (Multi-Core)
OnePlus 9
3996
Oppo Find X9
9664
Geekbench 6 (Single-Core)14893291
Geekbench 6 (Multi-Core)39969664
Sources: Geekbench v6 [Oppo Find X9]
AnTuTu 10
AnTuTu 10
OnePlus 9
937505
Oppo Find X9
3901775
CPU2486621017782
GPU3087231439021
Memory169685681095
UX210435763877
NanoReview Score9375053901775
3DMark Wild Life
3DMark Wild Life
OnePlus 9
5761
Oppo Find X9
n/a
Max Surface Temp.48.8 °Cn/a
Stability55 %n/a
Graphics Test34 fpsn/a
Graphics Score5761n/a
Sources: 3DMark [OnePlus 9]
PCMark 3.0
PCMark 3.0
OnePlus 9
12032
Oppo Find X9
n/a
Writing score15081n/a
Web score11112n/a
Video editing6018n/a
Data manipulation10751n/a
NanoReview Score12032n/a

Memory

RAM
RAM Size - 8 GB
- 12 GB		 12 GB
Memory Type LPDDR5 LPDDR5X
Memory Frequency 2750 MHz 5333 MHz
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB		256 GB
Storage TypeUFS 3.1UFS 4.1
Memory CardNoNo

Software

OS Android 11 (Upgradeable to Android 13) Android 16
OS Size 35 GB n/a
UI Skin OxygenOS 13 ColorOS 16

Battery

Volume 4500 mAh 7025 mAh
Max Charging Power 65 W 80 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (15 W) Yes (50 W)
Reverse Charging No Yes, (Wireless)
Fast Charging Yes (100% in 29 min) Yes
Full Charge Time 0:29 h n/a
Battery Life Test
Battery Life
OnePlus 9
19:38
Oppo Find X9
n/a
Web Browsing07:52 hn/a
Video Playback11:44 hn/a
Games04:32 hn/a
Standby Mode96 hn/a

Main camera

Matrix 48 MP 50 MP
Photo resolution 8000x6000 pixels 8192x6144 pixels
Zoom Digital Optical, 3x
Flash Dual LED LED
Stabilization Digital Optical
8K Recording Yes (Up to 30 fps) No
4K Recording Yes (Up to 120 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (1080p) 480 fps (720p)
Wide-angle lens 140 ° 120 °
Lenses count Standard: 48 MP
Ultra-wide: 50 MP
Monochrome: 2 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix48 MP50 MP
Aperturef/1.8f/1.65
Focal length23 mm23 mm
SensorSony IMX689Sony LYT-808
Sensor size1/1.431/1.4
Pixel size1.12 μm1.12 μm
AutofocusPhase autofocusLaser autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.6
Focal lengthn/a73 mm
Sensorn/aSony LYT-600
Sensor sizen/a1/1.95
Pixel sizen/a0.5 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/2.2f/2.0
Focal length14 mm15 mm
SensorSony IMX766Samsung S5KJN5
Sensor size1/1.561/2.76
Pixel size1 μm0.64 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
OnePlus 9
123
Oppo Find X9
n/a
Video quality
OnePlus 9
104
Oppo Find X9
n/a
Overall camera score
OnePlus 9
115
Oppo Find X9
n/a
Sources: DxOMark [OnePlus 9]

Front camera

Matrix 16 MP 32 MP
Photo resolution 4920x3264 pixels n/a
Aperture f/2.0 f/2.4
Focal length n/a 21 mm
Sensor Sony IMX471 Samsung S5KJN5
Sensor size 1/3.06 1/2.74
Pixel size 1 μm 0.8 μm
Autofocus Phase autofocus No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 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 Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 6.0
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 3.1 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- SBAS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM B2, 3, 5, 8GSM 850/900/1800MHz
3G BandsWCDMA B1, 2, 4, 5, 8, 9, 19WCDMA 1/2/4/5/6/8/19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B30/B32/B38/B39/B40/B41/B46/B48/B66/B71)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B25/B26/B28/B66)
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
OnePlus 9
83 dB
Oppo Find X9
n/a

Other

Class Flagship Flagship
Announced March, 2021 yr October, 2025 yr
Release Date March, 2021 yr October, 2025 yr
Launch Price ($) 730 n/a
MSRP ($) n/a 999
Sensors - Barometer
- 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, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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