Let's compare each phone and tablet in the specs table.
| Galaxy S24 | Galaxy S21 5G | |
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| Manufacturer | SAMSUNG | SAMSUNG |
| Release Date | ||
| Screen Size | 6.2 inch | 6.2 inch |
| Resolution | 1,080 x 2,340 | 1,080 x 2,400 |
| Display Details | Dynamic AMOLED 2X | |
| Max Refresh Rate | 120 Hz | |
| Max Brightness | 2600 nits | |
| Body Size | 70.6mm x 147mm x 7.6mm | 71.2mm x 151.7mm x 7.9mm |
| Weight | 167 g | 171 g |
| Processor | Qualcomm Snapdragon 8 Gen 3 for Galaxy 3.39GHz, 3.1GHz, 2.9GHz, 2.2GHz | Qualcomm Snapdragon 888 2.8GHz×1+2.4GHz×3 + 1.8GHz×4 |
| OS | Android 14 | Android 11 |
| Main camera 1 | 50-megapixel(f/1.8) | 12-megapixel(f/1.8) |
| Main camera 1 details | wide angle | 1/1.7 inch wide angle |
| Main camera 2 | 12-megapixel(f/2.2) | 12-megapixel(f/2.2) |
| Main camera 2 details | Ultra wide angle | 1/2.5-inch Ultra wide angle |
| Main camera 3 | 10-megapixel(f/2.4) | 64-megapixel(f/2) |
| Main camera 3 details | 3x telephoto | 1/1.7-inch telephoto |
| Main camera 4 | ||
| Main camera 4 details | ||
| Main camera 5 | ||
| Main camera 5 details | ||
| Sub camera 1 | 12-megapixel(f/2.2) | 10-megapixel(f/2.2) |
| Sub camera 1 details | wide angle | 1/3.2-inch wide angle |
| Sub camera 2 | ||
| Sub camera 2 details | ||
| Battery | 4,000 mAh | 4,000 mAh |
| Video playback time | 28 hours | |
| RAM(GB) | 8 G | 8 G |
| ROM(GB) | 256 G | 256 G |
| Antutu | 1,901,000 ver10 | 725,000 ver8(estimated) |
| Water resistance | IPX5/IPX8 | IPX5/IPX8 |
| Dust resistance | IP6X | IP6X |
| SIM | SIM 1 + eSIM / dual eSIM | |
| NFC | Felica |