Let's compare each phone and tablet in the specs table.
| Galaxy S26 | Galaxy A21 | |
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| Manufacturer | SAMSUNG | SAMSUNG |
| Release Date | ||
| Screen Size | 6.3 inch | 5.8 inch |
| Resolution | 1,440 x 3,120 | 720 x 1,560 |
| Display Details | Dynamic AMOLED 2X | |
| Max Refresh Rate | 120 Hz | |
| Max Brightness | 2600 nits | |
| Glass | Corning® Gorilla® Glass Victus® 2 | |
| Body Size | 71.7mm x 149.6mm x 7.2mm | 71mm x 150mm x 8.4mm |
| Weight | 167 g | 159 g |
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 for Galaxy | Samsung Exynos 7884B 1.6GHz x 2 + 1.3GHz x 6 |
| OS | Android 16 | Android 10 |
| Main camera 1 | 50-megapixel(f/1.8) | 13-megapixel(f/1.9) |
| Main camera 1 details | wide angle | |
| Main camera 2 | 12-megapixel(f/2.2) | |
| Main camera 2 details | Ultra wide angle | |
| Main camera 3 | 10-megapixel(f/2.4) | |
| Main camera 3 details | 3x telephoto | |
| Main camera 4 | ||
| Main camera 4 details | ||
| Main camera 5 | ||
| Main camera 5 details | ||
| Sub camera 1 | 12-megapixel(f/2.2) | 5-megapixel(f/2) |
| Sub camera 1 details | wide angle | |
| Sub camera 2 | ||
| Sub camera 2 details | ||
| Battery | 4,300 mAh | 3,600 mAh |
| Charge | ||
| Video playback time | 31 hours | |
| RAM(GB) | 12G | 3G |
| RAM details | ||
| ROM(GB) | 256G/512G | 64G |
| ROM details | ||
| Antutu | 3,702,000 ver11(estimated) | 91,000 ver7 |
| Water resistance | IPX5/IPX8 | IPX5/IPX8 |
| Dust resistance | IP6X | IP6X |
| SIM | SIM 1 + eSIM / eSIM + eSIM | |
| NFC | Felica |