vivo X300 FE vs Xiaomi 15 Ultra
By SpecPair Editorialphones
Verified specs·AI-assisted analysis·Editorially reviewed
VS
The Verdict
The vivo X300 FE and Xiaomi 15 Ultra sit in the same category and end up appealing to slightly different buyers. vivo X300 FE stands out for exceptional camera system with 3x telephoto and strong low-light performance, while Xiaomi 15 Ultra is praised for 200mp periscope telephoto with 5x optical zoom rivals galaxy s25 ultra. Use the side-by-side spec table below to compare cameras, displays, battery life and connectivity in detail and decide which one fits your priorities.
Still deciding? Tell the Advisor what you need →
Who Should Buy
Buy the vivo X300 FE if…
- →Exceptional camera system with 3x telephoto and strong low-light performance
- →Industry-leading 4500 nits display brightness for excellent outdoor visibility
- →Fast 80W wireless charging and 80W wired charging
Buy the Xiaomi 15 Ultra if…
- →200MP periscope telephoto with 5x optical zoom rivals Galaxy S25 Ultra
- →1-inch main sensor with Leica optics produces stunning photos
- →Titanium frame gives a premium, durable build
Pros & Cons
vivo X300 FE
Pros
- Exceptional camera system with 3x telephoto and strong low-light performance
- Industry-leading 4500 nits display brightness for excellent outdoor visibility
- Fast 80W wireless charging and 80W wired charging
- Robust IP69 water and dust resistance
- Flagship Snapdragon 8 Elite processor with 16GB RAM
- Large 6000mAh battery for extended usage
Cons
- Premium pricing likely exceeds $1200
- Heavy at 220g may feel cumbersome for extended use
- No microSD card expansion typical of flagship phones
- Limited availability outside select markets
- FE variant specs not fully detailed in launch materials
Xiaomi 15 Ultra
Pros
- 200MP periscope telephoto with 5x optical zoom rivals Galaxy S25 Ultra
- 1-inch main sensor with Leica optics produces stunning photos
- Titanium frame gives a premium, durable build
- 4K@120fps video recording is industry-leading
- 90W fast charging and 50W wireless on a huge 5810 mAh battery
Cons
- Heavy at 229 g and thick at 9.17 mm
- Very expensive at $999 with limited global availability
- HyperOS software experience lags behind iOS and One UI
- Camera bump is extremely large
Full Specifications
| Spec | vivo X300 FE | Xiaomi 15 Ultra |
|---|---|---|
| Camera | ||
| Main camera | 50MP f/1.6 with OIS | 50 MP, f/1.63, OIS (1-inch sensor) |
| Front camera | 32MP f/2.0 | 32 MP, f/2.0 |
| Telephoto | 50MP f/2.6 3x optical zoom | 200 MP, f/2.6, 5x periscope optical zoom, OIS |
| Ultrawide | 50MP f/2.0 120-degree | 50 MP, f/2.0, 128-degree |
| Video | — | 8K@30fps, 4K@120fps |
| Design | ||
| Colors | Titanium Black, Titanium Gray, Titanium White | — |
| Weight | 220g | — |
| IP rating | IP69 | — |
| Battery | ||
| Capacity | 6000mAh | 5810 mAh |
| Charging Speed | 80W wired | — |
| Wireless Charging | 80W | — |
| Charging | — | 90W wired |
| Wireless charging | — | 50W wireless |
| Display | ||
| Size | 6.82 inches | 6.73 inches |
| Type | AMOLED | LTPO AMOLED |
| Brightness | 4500 nits peak | — |
| Resolution | 1440 x 3168 pixels | 3200 x 1440 |
| Refresh rate | 120Hz | 1-120Hz |
| Brightness (nits) | — | 3200 |
| Performance | ||
| RAM | 16GB | — |
| Chipset | Qualcomm Snapdragon 8 Elite | — |
| Storage | 512GB | — |
| Software | — | Android 15 (HyperOS 2) |
| Body | ||
| Weight | — | 229 g |
| Material | — | Titanium frame, Gorilla Glass Victus 2 |
| IP rating | — | IP68 |
| Dimensions | — | 161.1 x 75.2 x 9.17 mm |
| Memory | ||
| RAM | — | 16 GB |
| Storage options | — | 256 GB, 512 GB, 1 TB |
| Processor | ||
| CPU | — | Octa-core (2x4.32 GHz + 6x3.53 GHz) |
| GPU | — | Adreno 830 |
| Chipset | — | Qualcomm Snapdragon 8 Elite |
| Connectivity | ||
| 5G | — | |
| NFC | — | |
| USB | — | USB-C 3.2 |
| Wi-Fi | — | Wi-Fi 7 |
| Bluetooth | — | 5.4 |
Want to compare a third product?
Add another product for a 3-way comparison.
Related Comparisons
Spec data verified from manufacturer sources. Analysis AI-assisted and editorially reviewed. How we compare · Last verified
Explore more in phones, see all vivo products or all Xiaomi products. View full details for the vivo X300 FE or the Xiaomi 15 Ultra.