Let's compare each phone and tablet in the specs table.
| Galaxy S9 | Galaxy S9+ | Xperia XZ2 | Galaxy Note9 | Pixel 3 | Xperia XZ2 Premium | |
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| Manufacturer | SAMSUNG | SAMSUNG | Sony Mobile Communications | SAMSUNG | Sony Mobile Communications | |
| Release Date | ||||||
| Screen Size | 5.8 inch | 6.2 inch | 5.7 inch | 6.4 inch | 5.5 inch | 5.8 inch |
| Resolution | 1,440 x 2,960 | 1,440 x 2,960 | 1,080 x 2,160 | 1,440 x 2,960 | 1,080 x 2,160 | 2,160 x 3,840 |
| Display Details | OLED | |||||
| Max Refresh Rate | ||||||
| Max Brightness | ||||||
| Glass | ||||||
| Body Size | 69mm x 148mm x 8.5mm | 74mm x 158mm x 8.5mm | 72mm x 153mm x 11.1mm | 76mm x 162mm x 9.3mm | 68.2mm x 145.6mm x 7.9mm | 80mm x 158mm x 11.9mm |
| Weight | 161 g | 187 g | 198 g | 201 g | 148 g | 230 g |
| Processor | Qualcomm Snapdragon 845 Octa Core (Quad2.8GHz + Quad1.7GHz), 64-bit, 10nm processor | Qualcomm Snapdragon 845 Octa Core (Quad2.8GHz + Quad1.7GHz), 64-bit, 10nm processor | Qualcomm Snapdragon 845 (Octa-core) 2.8GHz+1.8GHz | Qualcomm Snapdragon 845 2.8GHz+1.7GHz octa-core | Qualcomm Snapdragon 845 2.5 GHz + 1.6 GHz, 64-bit octa-core | Qualcomm Snapdragon 845 (Octa-core) 2.8GHz+1.8GHz |
| OS | Android 8.0 | Android 8.0 | Android 8.0 | Android 8.1 | Android 9 | Android 8.0 |
| Main camera 1 | 12-megapixel(f/2.4) | 12-megapixel(f/1.5) | 19-megapixel(f/2) | 12-megapixel(f/1.5) | 12-megapixel(f/1.8) | 19-megapixel(f/1.8) |
| Main camera 1 details | wide-angle | |||||
| Main camera 2 | 12-megapixel(f/2) | 12-megapixel(f/2.4) | 12-megapixel(f/2) | |||
| 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 | 8-megapixel(f/1.7) | 8-megapixel(f/1.7) | 5-megapixel | 8-megapixel(f/1.7) | 8-megapixel(f/1.8) | 13-megapixel |
| Sub camera 1 details | ||||||
| Sub camera 2 | 8-megapixel(f/2.2) | |||||
| Sub camera 2 details | 広角97° | |||||
| Battery | 3,000 mAh | 3,500 mAh | 3,060 mAh | 4,000 mAh | 2,915 mAh | 3,400 mAh |
| Charge | ||||||
| Video playback time | ||||||
| RAM(GB) | 4G | 6G | 4G | 6G | 4G | 6G |
| RAM details | ||||||
| ROM(GB) | 64G | 64G | 64G | 128G | 64G | 64G |
| ROM details | ||||||
| Antutu | 242,000 ver7 | 243,000 ver7 | 243,000 ver7 | 239,000 ver7 | 281,000 ver7 | 263,000 ver7 |
| Water resistance | IPX8 | IPX8 | IPX5/IPX8 | IPX5/IPX8 | IPX8 | IPX5/IPX8 |
| Dust resistance | IP6X | IP6X | IP6X | IP6X | IP6X | IP6X |
| SIM | nanoSIM | |||||
| NFC | Felica |