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OnePlus 15 vs Xiaomi 15 Ultra
Detailed specifications comparison between the OnePlus OnePlus 15 and the Xiaomi Xiaomi 15 Ultra.
| Release Date | October 2025 | February 27, 2025 |
| Operating System | Android 16, Android 16 | Android 15, HyperOS 3, Android 15, HyperOS 3 |
| Display Size | 6.78 inches | 6.73 inches, 108.9 cm2 (~89.7% screen-to-body ratio) inches |
| Display Type | LTPO AMOLED, HDR10+ | LTPO AMOLED, 68B colors, 120Hz, 1920Hz PWM, Dolby Vision, HDR10+, HDR Vivid, |
| Resolution | 1272 x 2772 pixels | 1080 x 2400 pixels |
| Refresh Rate | 165Hz | 120Hz |
| Processor / Chipset | Qualcomm Snapdragon 8 Elite Gen 5 | Octa-core |
| RAM | 12GB / 16GB | 12GB, 16GB. |
| Internal Storage | 256GB / 512GB / 1TB | 256GB, 512GB, 1TB |
| Main Camera | 50 MP, f/1.6, OIS | 50 MP, f/1.6, 23mm (wide), 1.0"-type, 1.6µm, dual pixel PDAF, OIS 50 MP, f/1.8, 70mm (telephoto), 1/2.51", 0.7µm, dual pixel PDAF (10cm - ∞), OIS, 3x optical zoom |
| Selfie Camera | 32 MP, f/2.4 | 32 MP, f/2.0, 21mm (wide), 1/3.14", 0.7µm |
| Battery Capacity | 7300 mAh | Market-dependent versions: · Si/C Li-Ion 5410 mAh - Global · Si/C Li-Ion 6000 mAh - China mAh |
| Charging Speed | 120W | 90W wired, PD3.0, QC3+ |
| 5G Support | ||
| NFC | ||
| 3.5mm Jack |
Key differences: OnePlus 15 vs Xiaomi 15 Ultra
- OnePlus 15 has the bigger battery (7,300 mAh vs 5,410 mAh on the Xiaomi 15 Ultra).
- OnePlus 15 has the faster wired charging (120W vs 90W on the Xiaomi 15 Ultra).
- OnePlus 15 has the higher refresh rate (165Hz vs 120Hz on the Xiaomi 15 Ultra).
- OnePlus 15 has the lower reference price (843 USD vs 903 USD on the Xiaomi 15 Ultra).
- OnePlus 15 is the newer phone, released about 7 months later.
Generated from manufacturer specifications. Prices are reference launch prices in USD and vary by market.