Let's compare each phone and tablet in the specs table.
| iPhone 8 | iPhone SE (2nd generation) | iPhone 8 Plus | iPhone XR | iPhone XS | Raku-Raku Smart Phone F-42A | |
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| Manufacturer | Apple | Apple | Apple | Apple | Apple | FCNT |
| Release Date | ||||||
| Screen Size | 4.7 inch | 4.7 inch | 5.5 inch | 6.1 inch | 5.8 inch | 4.7 inch |
| Resolution | 750 x 1,334 | 750 x 1,334 | 1,080 x 1,920 | 828 x 1,792 | 1,125 x 2,436 | 720 x 1,280 |
| Display Details | Retina HD LCD | Retina HD LCD | Retina HD LCD | Liquid Retina HD LCD | Super Retina HD OLED | |
| Max Refresh Rate | 60 Hz | 60 Hz | 60 Hz | 60 Hz | 60 Hz | |
| Max Brightness | 625 nits | 625 nits | 625 nits | 625 nits | 625 nits | |
| Body Size | 67.3mm x 138.4mm x 7.3mm | 67.3mm x 138.4mm x 7.3mm | 78.1mm x 158.4mm x 7.5mm | 75.7mm x 150.9mm x 8.3mm | 70.9mm x 143.6mm x 7.7mm | 70mm x 143mm x 9.6mm |
| Weight | 148 g | 148 g | 202 g | 194 g | 177 g | 143 g |
| Processor | Apple A11 | Apple A13 Bionic | Apple A11 | Apple A12 Bionic | Apple A12 Bionic | Qualcomm Snapdragon 450 |
| OS | iOS 11 | iOS 13 | iOS 11 | iOS 12 | iOS 12 | Android 10 |
| Main camera 1 | 12-megapixel | 12-megapixel(f/1.8) | 12-megapixel | 12-megapixel(f/1.8) | 12-megapixel(f/1.8) | 13-megapixel(f/1.9) |
| Main camera 1 details | wide-angle | |||||
| Main camera 2 | 12-megapixel(f/2.4) | |||||
| Main camera 2 details | seeing at a distance | |||||
| Main camera 3 | ||||||
| Main camera 3 details | ||||||
| Main camera 4 | ||||||
| Main camera 4 details | ||||||
| Main camera 5 | ||||||
| Main camera 5 details | ||||||
| Sub camera 1 | 7-megapixel | 7-megapixel(f/2.2) | 7-megapixel | 7-megapixel(f/2.2) | 7-megapixel(f/2.2) | 5-megapixel(f/2.4) |
| Sub camera 1 details | ||||||
| Sub camera 2 | ||||||
| Sub camera 2 details | ||||||
| Battery | 1,821 mAh | 1,821 mAh | 2,675 mAh | 2,945 mAh | 2,659 mAh | 2,110 mAh |
| Video playback time | 13 hours | 13 hours | 14 hours | 16 hours | 14 hours | |
| RAM(GB) | 2 G | 3 G | 3 G | 3 G | 4 G | 3 G |
| ROM(GB) | 64 G | 64 G | 64 G | 64 G | 64 G | 32 G |
| Antutu | 209,000 ver6 | 518,000 ver8(estimated) | 218,000 ver6 | 410,000 ver8 | 363,000 ver7 | 72,000 ver7(estimated) |
| Water resistance | IPX7 | IPX7 | IPX7 | IPX7 | IPX8 | IPX5/IPX8 |
| Dust resistance | IP6X | IP6X | IP6X | IP6X | IP6X | IP6X |
| SIM | nano-SIM | dual SIM（nano-SIM,eSIM） | nano-SIM | dual SIM（nano-SIM,eSIM） | dual SIM（nano-SIM,eSIM） | |
| NFC | Felica | Felica | Felica | Felica | Felica |