Let's compare each phone and tablet in the specs table.
| Pixel 7a | Galaxy S21 5G | |
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| Manufacturer | SAMSUNG | |
| Release Date | ||
| Screen Size | 6.1 inch | 6.2 inch |
| Resolution | 1,080 x 2,400 | 1,080 x 2,400 |
| Display Details | OLED | |
| Max Refresh Rate | 90 Hz | |
| Max Brightness | ||
| Body Size | 72.9mm x 152mm x 9mm | 71.2mm x 151.7mm x 7.9mm |
| Weight | 193.5 g | 171 g |
| Processor | Google Tensor G2 | Qualcomm Snapdragon 888 2.8GHz×1+2.4GHz×3 + 1.8GHz×4 |
| OS | Android 13 | Android 11 |
| Main camera 1 | 64-megapixel(f/1.89) | 12-megapixel(f/1.8) |
| Main camera 1 details | 80° field of view | 1/1.7 inch wide angle |
| Main camera 2 | 13-megapixel(f/2.2) | 12-megapixel(f/2.2) |
| Main camera 2 details | Ultra-wide angle 120° | 1/2.5-inch Ultra wide angle |
| Main camera 3 | 64-megapixel(f/2) | |
| Main camera 3 details | 1/1.7-inch telephoto | |
| Main camera 4 | ||
| Main camera 4 details | ||
| Main camera 5 | ||
| Main camera 5 details | ||
| Sub camera 1 | 13-megapixel(f/2.2) | 10-megapixel(f/2.2) |
| Sub camera 1 details | 95° field of view | 1/3.2-inch wide angle |
| Sub camera 2 | ||
| Sub camera 2 details | ||
| Battery | 4,385 mAh | 4,000 mAh |
| Video playback time | ||
| RAM(GB) | 8 G | 8 G |
| ROM(GB) | 128 G | 256 G |
| Antutu | 751,000 ver9(estimated) | 725,000 ver8(estimated) |
| Water resistance | IPX7 | IPX5/IPX8 |
| Dust resistance | IP6X | IP6X |
| SIM | dual SIM(nanoSIM + eSIM) | |
| NFC | Felica |