Let's compare each phone and tablet in the specs table.
| nubia S2R | UMIDIGI A3X | |
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| Manufacturer | ZTE | UMIDIGI |
| Release Date | ||
| Screen Size | 6.7 inch | 5.7 inch |
| Resolution | 1,080 x 2,400 | 720 x 1,512 |
| Display Details | TFT | |
| Max Refresh Rate | ||
| Max Brightness | ||
| Glass | ||
| Body Size | 77mm x 167mm x 7.98mm | 70.2mm x 147.2mm x 8.7mm |
| Weight | 187 g | 184 g |
| Processor | UNISOC T8100 octa core 2.2GHz＋2.0GHz | MediaTek Helio A22 |
| OS | Android 15 | Android 10.0 |
| Main camera 1 | 50-megapixel(f/1.8) | 16-megapixel(f/2) |
| Main camera 1 details | ||
| Main camera 2 | 5-megapixel | |
| Main camera 2 details | depth | |
| Main camera 3 | ||
| Main camera 3 details | ||
| Main camera 4 | ||
| Main camera 4 details | ||
| Main camera 5 | ||
| Main camera 5 details | ||
| Sub camera 1 | 8-megapixel(f/2.1) | 13-megapixel |
| Sub camera 1 details | ||
| Sub camera 2 | ||
| Sub camera 2 details | ||
| Battery | 5,100 mAh | 3,300 mAh |
| Charge | 27W | |
| Video playback time | ||
| RAM(GB) | 4G | 3G |
| RAM details | ||
| ROM(GB) | 64G | 16G |
| ROM details | ||
| Antutu | 412,000 ver10(estimated) | 75,000 ver8 |
| Water resistance | IPX9 | - |
| Dust resistance | IP6X | - |
| SIM | nanoSIM/eSIM | |
| NFC | Felica |