Oppo Find X9 Ultra vs Xiaomi Redmi Note 9S

[ VERDICT ] Winner: Oppo Find X9 Ultra (96/100)

Oppo Find X9 Ultra leads overall with a score of 96/100 compared to Xiaomi Redmi Note 9S (46/100), offering superior measured performance and technical specifications.

Benchmark Performance Comparison

Normalized Lab Scores
Benchmark measurements and scores across compared devices
Benchmark Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Gaming 96.0 Excellent WINNER 15.0 Poor
NanoReview Score 96.0 Excellent WINNER 46.0 Poor
Performance 99.0 Excellent WINNER 29.0 Poor

Detailed Technical Specifications

Battery

Battery specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Battery type Silicon-Carbon (Si/C) Li-Po
Bypass charging Yes
Capacity 7050 mAh 5020 mAh
Fast charging Yes (75% in 30 min) Yes (50% in 50 min)
Full charging time 0:45 hr 2:30 hr
Gaming 08:23 hr 05:45 hr
Max charge power 100 W 18 W
Replaceable No No
Reverse charging Yes, (wireless) No
Standby 144 hr 136 hr
Watching video 26:15 hr 15:15 hr
Web browsing 16:45 hr 10:56 hr
Wireless charging Yes (50 W) No

Benchmarks

Benchmarks specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
CPU 1184661 228452
Compute Score (GPU) 27916 1215
GPU 1577144 50275
Memory 509054 92986
Multi-core score 10744 1805
Single-core score 3536 751
Total score 4231988 515649
UX 961129 143936
Data manipulation 6786
Graphics score 314
Graphics test 1 FPS
Photo editing 16585
Stability 98%
Video editing 5430
Web score 6590
Writing score 9568

Connectivity

Connectivity specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
2G network GSM 850/900/1800/1900MHz GSM 850 / 900 / 1800 / 2100 / 2600 / 2300 / 2500
3G network WCDMA 1/2/4/5/6/8/19 HSDPA 850 / 900 / 1900 / 2100
4G network LTE 1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28/32/66/71 LTE 850 / 900 / 1800 / 2100 / 2600 / 2300 / 2500
5G support Yes No
Bluetooth features LE LE, HID, A2DP
Bluetooth version 6.0 5
DisplayPort Yes
GPS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo, NAVIC
Hybrid slot No No
Infrared port Yes Yes
Multi SIM mode Standby Standby
NFC* Yes No
Number of SIM* 2 2
Type of SIM card Nano Nano
USB features - Charging- USB-Storage mode- OTG - Charging- USB-Storage mode- OTG
USB type USB Type-C USB Type-C
USB version 3.2 2
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
Wi-Fi standard Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 5 (802.11 b/g/n/ac)
eSIM support* Yes No
LTE Cat* 12

Design and build

Design and build specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Advanced cooling Vapor chamber
Colors White, Green, Orange White, Black, Blue
Fingerprint scanner Yes, in-display Yes, in-button
Frame material Metal Plastic
Height 163.16 mm (6.42 inches) 166 mm (6.54 inches)
Rear material Glass Glass
Thickness 8.65 mm (0.34 inches) 8.8 mm (0.35 inches)
Waterproof IP69 No
Weight 235 g (8.29 oz) 210 g (7.41 oz)
Width 76.97 mm (3.03 inches) 77 mm (3.03 inches)

Display

Display specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Adaptive refresh rate Yes (1-120 Hz) No
Aspect ratio 19.8:9 20:9
Contrast ∞ Infinity 1111:1
Display features - DCI-P3- Always-On Display- DC Dimming
HDR support Yes, Dolby Vision Yes, HDR10
Max rated brightness 1800 nits 628 nits
Max rated brightness in HDR 3600 nits
PPI 510 ppi 395 ppi
PWM 90 Hz Not detected
RGB color space 99.5% 114.9%
Refresh rate 144 Hz 60 Hz
Resolution 1440 x 3168 pixels 1080 x 2400 pixels
Response time 1 ms 34 ms
Screen protection Gorilla Glass Victus 2 Corning Gorilla Glass 5
Screen-to-body ratio 90% 84%
Size 6.82 inches 6.67 inches
Touch sampling rate 300 Hz
Type AMOLED IPS LCD

DxOMark main camera tests

DxOMark main camera tests specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Bokeh 185
Samples Photo samples of Oppo Find X9 Ultra from DxOMark

Main camera

Main camera specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
1080p video recording Up to 240FPS Up to 60FPS
4K video recording Up to 120FPS Up to 30FPS
8K video recording Up to 30FPS No
Angle of widest lens 120° 119°
Aperture f/1.5 f/1.8
Autofocus Phase autofocus Phase autofocus
Camera features - Bokeh mode- Pro mode - Bokeh mode- Pro mode
Flash LED LED
Focal length 23 mm 26 mm
Image resolution 16320 x 12240 8000 x 6000
Lenses 1) Standard: 200 MP2) Telephoto: 200 MP3) Telephoto: 50 MP4) Ultrawide: 50 MP 1) Standard: 48 MP2) Ultrawide: 8 MP3) Macro: 5 MP4) Depth: 2 MP
Matrix 200 megapixels 48 megapixels
Pixel size 0.7 micron 0.8 micron
Sensor Sony LYTIA-901 Samsung S5KGM2
Sensor size 1/1.12" (≈ 0.89 inch) 1/2" (≈ 0.5 inch)
Slow motion 480 FPS (720p) 960 FPS (720p)
Stabilization Optical Digital
Zoom Optical, 10x Digital

Memory

Memory specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Channels 4 2
Memory card No MicroSD
Memory clock 5300 MHz 2133 MHz
Memory type LPDDR5X LPDDR4X
RAM size 12 GB 4 GB
Storage size 256 GB 64 GB
Storage type UFS 4.1 UFS 2.1
Memory card max size Up to 512 GB

Other

Other specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Announced April 2026 March 2020
Bundled charger Not included
Category Flagship Mid-range
Launch price (MSRP) $1299 $200
Release date May 2026 April 2020
Sensors - Proximity sensor- Gyroscope- Accelerometer- Ambient light sensor- Compass- Fingerprint - Proximity sensor- Gyroscope- Accelerometer- Ambient light sensor- Compass- Fingerprint
SAR (body) 0.98 W/kg
SAR (head) 0.72 W/kg
Successor -Xiaomi Redmi Note 12S

Performance

Performance specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Architecture - 6 cores at 3.63 GHz: Oryon Gen 3 Performance- 2 cores at 4.61 GHz: Oryon Gen 3 Prime - 6 cores at 1.8 GHz: Kryo 465 Silver (Cortex-A55)- 2 cores at 2.3 GHz: Kryo 465 Gold (Cortex-A76)
CPU cores 8 (2 + 6) 8 (2 + 6)
Chipset Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 720G
FLOPS ~3686.4 GFLOPS ~384 GFLOPS
GPU clock 1200 MHz 750 MHz
GPU shading units 1536 256
Graphics Adreno 840 Adreno 618
L3 cache 12 MB
Lithography process 3 nanometers 8 nanometers
Manufacturing TSMC Samsung
Max clock 4600 MHz 2300 MHz
Neural processor (NPU) Hexagon Hexagon 692

Recent User Tests

Recent User Tests specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Date Benchmark Benchmark
📘 2026-07-05(ak26ru) AnTuTu
📘 2026-07-15(IlyaLub) AnTuTu
📘 2026-07-19(KY.w) GeekBench GPU
📘 2026-07-21(IlyaLub) AnTuTu
📘 2025-09-19(Vitalik Pro) AnTuTu
📘 2025-10-17(Po'latjon) AnTuTu
📘 2025-11-02(Azimbek) AnTuTu
📘 2025-11-13(Unixon) AnTuTu
📘 2025-12-25(Felipe) AnTuTu
📘 2026-06-07(Makasin) AnTuTu
📘 2026-06-14(Dai) AnTuTu
📘 2026-07-27(Makasin0) AnTuTu

Selfie camera

Selfie camera specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Depth sensor (TOF 3D) No No
Megapixels 50 megapixels 16 megapixels
Video resolution 2160p (4K) at 60 FPS 1080p (Full HD) at 30 FPS

Software

Software specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
OS size 31.6 GB 18 GB
OS updates 5 years
Operating system Android 16 Android 10.0 (Can be upgraded to Android 12)
ROM ColorOS 16 MIUI 14
Security updates 6 years

Sound

Sound specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi Note 9S
Dolby Atmos No No
FM radio No Yes
Headphone audio jack No Yes
Speakers Stereo Mono

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