Let's compare each phone and tablet in the specs table.
| Xperia 1 VIII | Xiaomi 15 Ultra | |
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| Manufacturer | Sony Mobile Communications | Xiaomi |
| Release Date | ||
| Screen Size | 6.5 inch | 6.73 inch |
| Resolution | 1,080 x 2,340 | 1,440 x 3,200 |
| Display Details | OLED | AMOLED |
| Max Refresh Rate | 120 Hz | 120 Hz |
| Max Brightness | 3200 nits | |
| Glass | Xiaomi Shield Glass 2.0 | |
| Body Size | 74mm x 162mm x 8.3mm | 75.3mm x 161.3mm x 9.35mm |
| Weight | 200 g | 226 g |
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite |
| OS | Android 15 | Android 15 |
| Main camera 1 | 48-megapixel(f/1.9) | 50-megapixel(f/1.63) |
| Main camera 1 details | Wide angle 24mm, 1/1.35", Exmor T | LYT-900, 1", OIS, 23mm |
| Main camera 2 | 48-megapixel(f/2) | 50-megapixel(f/2.2) |
| Main camera 2 details | Ultra wide angle 16mm, 1/1.56", Exmor RS | ultra wide angle 115°, 14mm, 5cm macro |
| Main camera 3 | 48-megapixel(f/2.8) | 50-megapixel(f/1.8) |
| Main camera 3 details | 3x zoom, 70mm, 1/1.56", Exmor RS | 3x zoom, OIS, IMX858, 70mm, 10cm macro |
| Main camera 4 | 200-megapixel(f/2.6) | |
| Main camera 4 details | 4.3x zoom, OIS, Samsung HP9, 100mm | |
| Main camera 5 | ||
| Main camera 5 details | ||
| Sub camera 1 | 12-megapixel(f/2) | 32-megapixel(f/2) |
| Sub camera 1 details | ||
| Sub camera 2 | ||
| Sub camera 2 details | ||
| Battery | 5,000 mAh | 5,410 mAh |
| Charge | 90W HyperCharge, 80W wireless HyperCharge | |
| Video playback time | 23 hours | 25 hours |
| RAM(GB) | 12G/16G | 16G |
| RAM details | ||
| ROM(GB) | 256G/512G/1T | 512G/1T |
| ROM details | ||
| Antutu | 3,892,000 ver11(estimated) | 2,709,000 ver10(estimated) |
| Water resistance | IPX5/IPX8 | IPX8 |
| Dust resistance | IP6X | IP6X |
| SIM | dual SIM(nanoSIM/eSIM) | Dual SIM (nano SIM + nano SIM or nano SIM + eSIM, eSIM + eSIM) |
| NFC | Felica | NFC-enabled |