Oppo Find X9 Ultra vs Xiaomi Redmi 12

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

Oppo Find X9 Ultra leads overall with a score of 96/100 compared to Xiaomi Redmi 12 (42/100), 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 12
Gaming 96.0 Excellent WINNER 10.0 Poor
NanoReview Score 96.0 Excellent WINNER 42.0 Poor
Performance 99.0 Excellent WINNER 19.0 Poor

Detailed Technical Specifications

Battery

Battery specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
Battery type Silicon-Carbon (Si/C) Li-Po
Bypass charging Yes
Capacity 7050 mAh 5000 mAh
Fast charging Yes (75% in 30 min) Yes (29% in 30 min)
Full charging time 0:45 hr 2:07 hr
Gaming 08:23 hr 04:59 hr
Max charge power 100 W 18 W
Replaceable No No
Reverse charging Yes, (wireless) No
Standby 144 hr 118 hr
Watching video 26:15 hr 12:45 hr
Web browsing 16:45 hr 07:58 hr
Wireless charging Yes (50 W) No

Benchmarks

Benchmarks specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
CPU 1184661 142919
Compute Score (GPU) 27916
GPU 1577144 26174
Memory 509054 90544
Multi-core score 10744 1223
Single-core score 3536 434
Total score 4231988 370165
UX 961129 110528
Data manipulation 6312
Graphics score 81
Graphics test 1 FPS
Photo editing 18638
Stability 95%
Video editing 6840
Web score 8703
Writing score 8610

Connectivity

Connectivity specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
2G network GSM 850/900/1800/1900MHz GSM 2/3/5/8
3G network WCDMA 1/2/4/5/6/8/19 WCDMA 1/5/8
4G network LTE 1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28/32/66/71 LTE 1/3/5/7/8/20/28/38/40/41
5G support Yes No
Bluetooth features LE LE
Bluetooth version 6.0 5.3
DisplayPort Yes
GPS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo
Hybrid slot No Yes
Infrared port Yes Yes
Multi SIM mode Standby Standby
NFC* Yes Depends on the region
Number of SIM* 2 2
Type of SIM card Nano Nano
USB features - Charging- USB-Storage mode- OTG - Charging- USB-Storage mode
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 a/b/g/n/ac)
eSIM support* Yes No
LTE Cat* 7

Design and build

Design and build specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
Advanced cooling Vapor chamber
Colors White, Green, Orange Black, Silver, Blue
Fingerprint scanner Yes, in-display Yes, in-button
Frame material Metal Plastic
Height 163.16 mm (6.42 inches) 168.6 mm (6.64 inches)
Rear material Glass Plastic
Thickness 8.65 mm (0.34 inches) 8.17 mm (0.32 inches)
Waterproof IP69 IP53
Weight 235 g (8.29 oz) 198.5 g (7 oz)
Width 76.97 mm (3.03 inches) 76.28 mm (3 inches)

Display

Display specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
Adaptive refresh rate Yes (1-120 Hz) No
Aspect ratio 19.8:9 19.5:9
Contrast ∞ Infinity 898:1
Display features - DCI-P3- Always-On Display- DC Dimming
HDR support Yes, Dolby Vision No
Max rated brightness 1800 nits 550 nits
Max rated brightness in HDR 3600 nits
PPI 510 ppi 396 ppi
PWM 90 Hz Not detected
RGB color space 99.5% 96.3%
Refresh rate 144 Hz 90 Hz
Resolution 1440 x 3168 pixels 1080 x 2460 pixels
Response time 1 ms 26 ms
Screen protection Gorilla Glass Victus 2 Tempered glass
Screen-to-body ratio 90% 88%
Size 6.82 inches 6.79 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 12
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 12
1080p video recording Up to 240FPS Up to 30FPS
4K video recording Up to 120FPS No
8K video recording Up to 30FPS No
Angle of widest lens 120° 120°
Aperture f/1.5 f/1.8
Autofocus Phase autofocus Phase autofocus
Camera features - Bokeh mode- Pro mode - Bokeh mode
Flash LED LED
Focal length 23 mm
Image resolution 16320 x 12240 8150 x 6150
Lenses 1) Standard: 200 MP2) Telephoto: 200 MP3) Telephoto: 50 MP4) Ultrawide: 50 MP 1) Standard: 50 MP2) Ultrawide: 8 MP3) Depth: 2 MP
Matrix 200 megapixels 50 megapixels
Pixel size 0.7 micron 0.64 micron
Sensor Sony LYTIA-901 Samsung S5KJN1
Sensor size 1/1.12" (≈ 0.89 inch) 1/2.76" (≈ 0.36 inch)
Slow motion 480 FPS (720p) 120 FPS (720p)
Stabilization Optical Digital
Zoom Optical, 10x Digital

Memory

Memory specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
Channels 4 2
Memory card No MicroSD
Memory clock 5300 MHz 1800 MHz
Memory type LPDDR5X LPDDR4X
RAM size 12 GB 2 GB
Storage size 256 GB 128 GB
Storage type UFS 4.1 eMMC 5.1
Memory card max size Up to 1024 GB

Other

Other specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
Announced April 2026 June 2023
Bundled charger Not included Not included
Category Flagship Budget
Launch price (MSRP) $1299 $159
Release date May 2026 June 2023
Sensors - Proximity sensor- Gyroscope- Accelerometer- Ambient light sensor- Compass- Fingerprint - Accelerometer- Compass- Fingerprint
Successor -Xiaomi Redmi 15 4G

Performance

Performance specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
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: Cortex-A55- 2 cores at 2 GHz: Cortex-A75
CPU cores 8 (2 + 6) 8 (2 + 6)
Chipset Qualcomm Snapdragon 8 Elite Gen 5 MediaTek Helio G88
FLOPS ~3686.4 GFLOPS ~96 GFLOPS
GPU clock 1200 MHz 1000 MHz
GPU shading units 1536 48
Graphics Adreno 840 Mali-G52 MC2
L3 cache 12 MB
Lithography process 3 nanometers 12 nanometers
Manufacturing TSMC TSMC
Max clock 4600 MHz 2000 MHz
Neural processor (NPU) Hexagon MediaTek APU

Recent User Tests

Recent User Tests specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
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
📘 2025-11-29(Zwan wang) AnTuTu
📘 2026-01-23(vitya228) AnTuTu
📘 2026-05-29(Sanul) AnTuTu
📘 2026-06-02(Mpanpis) AnTuTu
📘 2026-06-17(StalinxQQ) AnTuTu

Selfie camera

Selfie camera specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
Depth sensor (TOF 3D) No No
Megapixels 50 megapixels 8 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 12
OS size 31.6 GB 18 GB
OS updates 5 years 2 years
Operating system Android 16 Android 13 (Can be upgraded to Android 15)
ROM ColorOS 16 HyperOS 2.0
Security updates 6 years 2 years

Sound

Sound specifications comparison
Specification Oppo Find X9 Ultra Xiaomi Redmi 12
Dolby Atmos No No
FM radio No Yes
Headphone audio jack No Yes
Speakers Stereo Mono

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