Let's compare each phone and tablet in the specs table.
| OPPO Reno3 A | Redmi Note 9S | AQUOS sense4 | OPPO A73 | Pixel 4a | OPPO Reno A | |
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| Manufacturer | OPPO | Xiaomi | SHARP | OPPO | OPPO | |
| Release Date | ||||||
| Screen Size | 6.44 inch | 6.67 inch | 5.8 inch | 6.44 inch | 5.8 inch | 6.4 inch |
| Resolution | 1,080 x 2,400 | 1,080 x 2,400 | 1,080 x 2,280 | 1,080 x 2,400 | 1,080 x 2,340 | 1,080 x 2,340 |
| Display Details | OLED | OLED | ||||
| Max Refresh Rate | 60 Hz | |||||
| Max Brightness | 600 nits | |||||
| Body Size | 74.1mm x 160.9mm x 8.2mm | 76.68mm x 165.75mm x 8.8mm | 71mm x 148mm x 8.9mm | 72.9mm x 159.8mm x 7.45mm | 69.4mm x 144mm x 8.2mm | 75.4mm x 158.4mm x 7.8mm |
| Weight | 175 g | 209 g | 176 g | 162 g | 143 g | 169.5 g |
| Processor | Qualcomm Snapdragon 665 Octa-core CPU: 2.0GHz x 4 + 1.8GHz x 4 | Qualcomm Snapdragon 720G Octa-core up to 2.3GHz | Qualcomm Snapdragon 720G 2.3GHz + 1.8GHz octa-core | Qualcomm Snapdragon 662 Octa-core CPU 4×2.0GHz + 4×1.8GHz | Qualcomm Snapdragon 730G | Qualcomm Snapdragon 710 |
| OS | Android 10 | Android 10 | Android 10 | Android 10.0 | Android 10 | Android 9 |
| Main camera 1 | 48-megapixel | 48-megapixel(f/1.79) | 12-megapixel(f/2) | 16-megapixel(f/2.2) | 12-megapixel(f/1.7) | 16-megapixel(f/1.7) |
| Main camera 1 details | 77° field of view | |||||
| Main camera 2 | 8-megapixel | 8-megapixel(f/2.2) | 12-megapixel(f/2.4) | 8-megapixel(f/2.2) | 2-megapixel(f/2.4) | |
| Main camera 2 details | 119° Ultra Wide Angle | 121° wide angle | Ultra-wide angle 119°. | |||
| Main camera 3 | 2-megapixel | 5-megapixel(f/2.4) | 8-megapixel(f/2.4) | 2-megapixel(f/2.4) | ||
| Main camera 3 details | Macro (2cm-10cm) | monochrome | ||||
| Main camera 4 | 2-megapixel | 2-megapixel(f/2.4) | 2-megapixel(f/2.4) | |||
| Main camera 4 details | For depth measurement | depth charge | ||||
| Main camera 5 | ||||||
| Main camera 5 details | ||||||
| Sub camera 1 | 16-megapixel | 16-megapixel(f/2.48) | 8-megapixel(f/2) | 16-megapixel(f/2.2) | 8-megapixel(f/2) | 25-megapixel(f/2) |
| Sub camera 1 details | 視野84° | |||||
| Sub camera 2 | ||||||
| Sub camera 2 details | ||||||
| Battery | 4,025 mAh | 5,020 mAh | 4,570 mAh | 4,000 mAh | 3,140 mAh | 3,600 mAh |
| Video playback time | ||||||
| RAM(GB) | 6 G | 4 G | 4 G | 4 G | 6 G | 6 G |
| ROM(GB) | 128 G | 64 G | 64 G | 64 G | 128 G | 64 G |
| Antutu | 173,000 ver8(estimated) | 255,000 ver8(estimated) | 250,000 ver8 | 175,000 ver8(estimated) | 260,000 ver8(estimated) | 192,000 ver8 |
| Water resistance | IPX8 | - | IPX5/IPX8 | - | - | IPX7 |
| Dust resistance | IP6X | - | IP6X | - | - | IP6X |
| SIM | nanoSIM/eSIM | nanoSIM/eSIM | ||||
| NFC | No NFC | Felica |