Let's compare each phone and tablet in the specs table.
| Redmi Note 15 5G | Xperia 1 IV | |
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| Manufacturer | Xiaomi | Sony Mobile Communications |
| Release Date | ||
| Screen Size | 6.77 inch | 6.5 inch |
| Resolution | 1,080 x 2,392 | 1,644 x 3,840 |
| Display Details | AMOLED | OLED |
| Max Refresh Rate | 120 Hz | 120 Hz |
| Max Brightness | 3200 nits | |
| Glass | ||
| Body Size | 75.42mm x 164mm x 7.35mm | 71mm x 165mm x 8.2mm |
| Weight | 178 g | 187 g |
| Processor | Qualcomm Snapdragon 6 Gen 3 | Qualcomm Snapdragon 8 Gen 1 |
| OS | Android 15 | Android 12 |
| Main camera 1 | 108-megapixel(f/1.7) | 12-megapixel(f/1.7) |
| Main camera 1 details | 1/1.67”, OIS | Standard 24mm |
| Main camera 2 | 8-megapixel(f/2.2) | 12-megapixel(f/2.3) |
| Main camera 2 details | ultra-wide | Telephoto 85mm(f/2.3),125mm(f/2.8) |
| Main camera 3 | 12-megapixel(f/2.2) | |
| Main camera 3 details | Ultra wide angle 16mm | |
| Main camera 4 | ||
| Main camera 4 details | ||
| Main camera 5 | ||
| Main camera 5 details | ||
| Sub camera 1 | 20-megapixel(f/2.2) | 12-megapixel(f/2) |
| Sub camera 1 details | 1/4" | |
| Sub camera 2 | ||
| Sub camera 2 details | ||
| Battery | 5,520 mAh | 5,000 mAh |
| Charge | 45W, 18W reverse | |
| Video playback time | 21 hours | |
| RAM(GB) | 8G | 12G |
| RAM details | LPDDR4X | |
| ROM(GB) | 256G/512G | 256G |
| ROM details | UFS2.2 | |
| Antutu | 846,000 ver11 | 962,000 ver9 |
| Water resistance | IPX6 | IPX5/IPX8 |
| Dust resistance | IP6X | IP6X |
| SIM | nano SIM 1 +（nano SIM or microSD） | dual SIM(nanoSIM/eSIM) |
| NFC | NFC-enabled | Felica |