Let's compare each phone and tablet in the specs table.
| Rakuten BIG | arrows NX9 | Pixel 5a(5G) | OPPO Reno5 A | Pixel 5 | Pixel 4a (5G) | |
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| Manufacturer | Rakuten Mobile | FCNT | OPPO | |||
| Release Date | ||||||
| Screen Size | 6.9 inch | 6.3 inch | 6.34 inch | 6.5 inch | 6 inch | 6.2 inch |
| Resolution | 1,080 x 2,460 | 1,080 x 2,280 | 1,080 x 2,400 | 1,080 x 2,400 | 1,080 x 2,340 | 1,080 x 2,340 |
| Display Details | OLED | LCD | OLED | OLED | ||
| Max Refresh Rate | 60 Hz | 90 Hz | 90 Hz | 60 Hz | ||
| Max Brightness | 550 nits | |||||
| Body Size | 80mm x 174mm x 9mm | 72mm x 152mm x 9.3mm | 73.7mm x 154.9mm x 7.6mm | 74.6mm x 162mm x 8.2mm | 70.4mm x 144.7mm x 8mm | 74mm x 153.9mm x 8.2mm |
| Weight | 227 g | 162 g | 183 g | 182 g | 151 g | 168 g |
| Processor | Qualcomm Snapdragon 765G Octa-core 2.4GHz + 2.2GHz + 1.8GHz | Qualcomm Snapdragon 765G Octa-core (2.4GHz x 1-Core + 2.2GHz x 1-Core + 1.8GHz x 6-Core) | Qualcomm Snapdragon 765G | Qualcomm Snapdragon 765G Octa-core 2.4GHz×1＋2.2GHz×1＋1.8GHz×6 | Qualcomm Snapdragon 765G | Qualcomm Snapdragon 765G |
| OS | Android 10 | Android 10.0 | Android 11 | Android 11 | Android 11 | Android 11 |
| Main camera 1 | 64-megapixel | 49-megapixel(f/1.8) | 12-megapixel(f/1.7) | 64-megapixel(f/1.7) | 12-megapixel(f/1.7) | 12-megapixel(f/1.7) |
| Main camera 1 details | 77° field of view | 77° field of view | 77° field of view | |||
| Main camera 2 | 8-megapixel | 8-megapixel(f/2.4) | 16-megapixel(f/2.2) | 8-megapixel(f/2.2) | 16-megapixel(f/2.2) | 16-megapixel(f/2.2) |
| Main camera 2 details | ultra-wide-angle | Ultra wide angle 120°. | Ultra-wide angle 118.7° | ultra-wide angle 119° | Ultra-wide angle 107°. | Ultra-wide angle 107°. |
| Main camera 3 | 2-megapixel | 5-megapixel(f/2.2) | 2-megapixel(f/2.4) | |||
| Main camera 3 details | macro | depth | monocrome | |||
| Main camera 4 | 2-megapixel | 2-megapixel(f/2.4) | ||||
| Main camera 4 details | depth charge | macro | ||||
| Main camera 5 | ||||||
| Main camera 5 details | ||||||
| Sub camera 1 | 32-megapixel | 16-megapixel(f/2.4) | 8-megapixel(f/2) | 16-megapixel(f/2) | 8-megapixel(f/2) | 8-megapixel(f/2) |
| Sub camera 1 details | 視野83° | 視野83° | 視野83° | |||
| Sub camera 2 | ||||||
| Sub camera 2 details | ||||||
| Battery | 4,000 mAh | 3,600 mAh | 4,680 mAh | 4,000 mAh | 4,000 mAh | 3,800 mAh |
| Video playback time | ||||||
| RAM(GB) | 6 G | 8 G | 6 G | 6 G | 8 G | 6 G |
| ROM(GB) | 128 G | 128 G | 128 G | 128 G | 128 G | 128 G |
| Antutu | 300,000 ver8(estimated) | 300,000 ver8(estimated) | 300,000 ver8(estimated) | 300,000 ver8(estimated) | 300,000 ver8(estimated) | 300,000 ver8(estimated) |
| Water resistance | IPX8 | IPX5/IPX8 | IPX7 | IPX8 | IPX8 | - |
| Dust resistance | IP6X | IP6X | IP6X | IP6X | - | - |
| SIM | nanoSIM/eSIM | nanoSIM+eSIM | nanoSIM/eSIM | nanoSIM/eSIM | ||
| NFC | Felica | Felica | Felica | Felica |