Let's compare each phone and tablet in the specs table.
| arrows Alpha | Rakuten BIG s | |
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| Manufacturer | FCNT | Rakuten Mobile |
| Release Date | ||
| Screen Size | 6.4 inch | 6.4 inch |
| Resolution | 1,200 x 2,670 | 1,080 x 2,340 |
| Display Details | OLED | |
| Max Refresh Rate | 144 Hz | |
| Max Brightness | 3000 nits | |
| Glass | Corning® Gorilla® Glass 7i | |
| Body Size | 72mm x 156mm x 8.8mm | 79mm x 160mm x 9mm |
| Weight | 188 g | 204 g |
| Processor | MediaTek Dimensity 8350 Extreme 3.35GHz+3.2GHz+2.2GHz | Qualcomm Snapdragon 765G 5G Octa-core 2.4GHz + 2.2GHz + 1.8GHz |
| OS | Android 15 | Android 10 |
| Main camera 1 | 50-megapixel(f/1.88) | 48-megapixel |
| Main camera 1 details | 1/1.5", LYT-700C, OIS | |
| Main camera 2 | 50-megapixel(f/2.05) | 8-megapixel |
| Main camera 2 details | 1/2.7", ultra-wide 120° | ultra-wide-angle |
| Main camera 3 | 8-megapixel | |
| Main camera 3 details | Telephoto (2x optical) | |
| Main camera 4 | 2-megapixel | |
| Main camera 4 details | depth charge | |
| Main camera 5 | ||
| Main camera 5 details | ||
| Sub camera 1 | 50-megapixel(f/2) | 16-megapixel |
| Sub camera 1 details | 1/2.76" | |
| Sub camera 2 | ||
| Sub camera 2 details | ||
| Battery | 5,000 mAh | 3,900 mAh |
| Charge | 90W | |
| Video playback time | 15 hours | |
| RAM(GB) | 12G | 6G |
| RAM details | DDR5X | |
| ROM(GB) | 512G | 128G |
| ROM details | UFS4.0 | |
| Antutu | 1,279,000 ver10(estimated) | 310,000 ver8(estimated) |
| Water resistance | IPX5/IPX9 | IPX7 |
| Dust resistance | IP6X | IP6X |
| SIM | nanoSIM/eSIM | |
| NFC | Felica |