MediaTek Dimensity 9400 vs Xiaomi Xring O3
[ VERDICT ]
Winner: Xiaomi Xring O3 (100/100)
Xiaomi Xring O3 leads overall with a score of 100/100 compared to MediaTek Dimensity 9400 (88/100), offering superior measured performance and technical specifications.
Why choose Xiaomi Xring O3:
- + Higher DeviceBenchmark Score score (100 vs 88)
- + Higher Performance score (100 vs 89)
Benchmark Performance Comparison
Normalized Lab Scores| Benchmark | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| DeviceBenchmark Score | 88.0 Very Good | 100.0 Excellent WINNER |
| Performance | 89.0 Very Good | 100.0 Excellent WINNER |
Detailed Technical Specifications
3DMark
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| Graphics test | 18 FPS | — |
| Section 1 | 46 FPS | — |
| Section 2 | 42 FPS | — |
| Section 3 | 36 FPS | — |
| Stability | 61% | — |
AI Accelerator
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| NPU theoretical performance | 50 TOPS | 200 TOPS |
| Neural processor (NPU) | MediaTek NPU 890 | Yes |
AnTuTu 11
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| CPU | 900074 | 1359147 |
| GPU | 972096 | 2143582 |
| Memory | 345330 | 941063 |
| Total score | 2825187 | 5228014 |
| UX | 607687 | 784222 |
CPU
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| Architecture | 1x 3.62 GHz – Cortex-X9253x 3.3 GHz – Cortex-X44x 2.4 GHz – Cortex-A720 | 2x 4.35 GHz – C1-Ultra4x 3.68 GHz – C1-Premium4x 3.15 GHz – C1-Pro |
| Cores | 8 | 10 |
| Frequency | 3620 MHz | 4350 MHz |
| Instruction set | ARMv9.2-A | ARMv9.3-A |
| L1 cache | 128 KB | — |
| L2 cache | 2 MB | 12 MB |
| L3 cache | 12 MB | 16 MB |
| Manufacturing | TSMC | TSMC |
| Process | 3 nanometers | 3 nanometers |
Connectivity
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| 4G support | LTE Cat. 24 | — |
| 5G support | Yes | Yes |
| Bluetooth | 6.0 | 6.0 |
| Download speed | Up to 7300 Mbps | — |
| Navigation | GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC | GPS, GLONASS, Beidou, Galileo, QZSS |
| Wi-Fi | 7 | 7 |
GeekBench 6
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| API | OpenCL | — |
| Asset compression | 344.4 MB/sec | — |
| Background blur | 30.9 images/sec | — |
| Edge detection | 0.63 Gpixels/sec | — |
| Face detection | 19.8 images/sec | — |
| Feature matching | 0.29 Gpixels/sec | — |
| Gaussian blur | 1.71 Gpixels/sec | — |
| HDR | 267.4 Mpixels/sec | — |
| HTML 5 Browser | 251 pages/sec | — |
| Horizon detection | 0.78 Gpixels/sec | — |
| Image detection | 209.7 images/sec | — |
| PDF Renderer | 258.4 Mpixels/sec | — |
| Particle physics | 3456.3 FPS | — |
| Photo processing | 84.4 images/sec | — |
| Ray tracing | 9.3 Mpixels/sec | — |
| Samples | 22 tests | — |
| Stereo matching | 73.3 Gpixels/sec | — |
Graphics
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| DirectX version | 12.1 | 12.2 |
| FLOPS | 4952.1 Gigaflops | 6554 Gigaflops |
| GPU frequency | 1612 MHz | 1600 MHz |
| OpenCL version | 3.0 | 3.0 |
| Pipelines | 12 | 16 |
| Shading units | 128 | 128 |
| Total shaders | 1536 | 2048 |
| Vulkan version | 1.3 | 1.4 |
Info
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| Announced | October 2024 | August 2026 |
| Class | Flagship | Flagship |
| Model number | MT6991, MT6991Z/CZA, MT6991W/CZA | — |
| Official page | MediaTek Dimensity 9400 official site | — |
| Successor | -MediaTek Dimensity 9500 | — |
Memory
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| Bus | 4x 16 Bit | 4x 24 Bit |
| Max bandwidth | 85.3 Gb/s | 113.8 Gb/s |
| Max size | 24 GB | 24 GB |
| Memory frequency | 5333 MHz | 5333 MHz |
| Memory type | LPDDR5X | LPDDR6 |
Multimedia (ISP)
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| Audio codecs | - AAC LC- FLAC- HE-AACv1- HE-AACv2- MP3 | - AAC LC- FLAC- HE-AACv1- HE-AACv2- MP3 |
| Max camera resolution | 1x 320MP | — |
| Max display resolution | 3840 x 2160 | — |
| Storage type | UFS 4.0 | UFS 4.1 |
| Video capture | 8K at 60FPS, 4K at 120FPS | 8K at 30FPS, 4K at 120FPS |
| Video codecs | - H.264- H.265- AV1- VP9 | - H.264- H.265- AV1- VP9 |
| Video playback | 8K at 60FPS, 4K at 120FPS | 8K at 30FPS, 4K at 120FPS |
PCMark 3.0
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| Data manipulation score | 16192 | — |
| Phones tested | 6 models | — |
| Photo editing score | 30985 | — |
| Video editing score | 6211 | — |
| Web score | 14420 | — |
| Writing score | 19569 | — |
Recent User Tests
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| Date | Benchmark | — |
| 📘 2026-07-04->linematcha | AnTuTu | — |
| 📘 2026-07-12(AKZ4R) | AnTuTu | — |
| 📘 2026-07-31(Xarvis) | GeekBench GPU | — |
| 📘 2026-08-01->Dlack | AnTuTu | — |
| 📘 2026-08-09(chakzz_0) | AnTuTu | — |
Smartphones
| Specification | MediaTek Dimensity 9400 | Xiaomi Xring O3 |
|---|---|---|
| 1.Oppo Find X8 Pro | 2935203 | — |
| 2.Oppo Find X8 | 2884973 | — |
| 3.Vivo X200 Pro | 2825187 | — |
| 4.Vivo X200 Pro mini | 2779129 | — |
| 5.Vivo X200 | 2727422 | — |
| 6.Vivo IQOO Neo 10 Pro | 2727275 | — |
| Phones with Dimensity 9400 | AnTuTu v11 | — |
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