| Local Name | Redmi 8A Dual |
| Technology | GSM / HSPA / LTE |
| 4G Bands | 1, 3, 5, 8, 40, 41 |
| 3G Bands | HSDPA 850 / 900 / 1900 / 2100 |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| Speed | HSPA, LTE-A |
| Announced | 2020, February 11 |
| Status | Available. Released 2020, February 18 |
| Dimensions | 156.5 x 75.4 x 9.4 mm (6.16 x 2.97 x 0.37 in) |
| Weight | 188 g (6.63 oz) |
| Build | Glass front (Gorilla Glass 5), plastic back, plastic frame |
| SIM | Dual SIM (Nano-SIM, dual stand-by) |
| Body | Splash resistant |
| Display Type | IPS LCD capacitive touchscreen, 16M colors |
| Screen Size | 6.22 inches, 96.6 cm2 (~81.8% screen-to-body ratio) |
| Resolution | 720 x 1520 pixels, 19:9 ratio (~270 ppi density) |
| Protection | Corning Gorilla Glass 5 | 400 nits typ. brightness (advertised) |
| OS | Android 9.0 (Pie); MIUI 11 |
| Chipset | Qualcomm SDM439 Snapdragon 439 (12 nm) |
| CPU | Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53) |
| GPU | Adreno 505 |
| Card Slot | microSDXC (dedicated slot) |
| Internal Memory | 32GB 2GB RAM, 32GB 3GB RAM | eMMC 5.1 |
| Camera Features | HDR |
| Video | 1080p@30fps |
| Loudspeaker | Yes |
| 3.5mm Jack | Yes |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Bluetooth | 4.2, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS, BDS |
| Radio | FM Radio, built-in antenna |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| Sensors | Accelerometer, proximity, compass |
| Battery | Non-removable Li-Po 5000 mAh battery |
| Colors | Sky White, Sea Blue, Midnight Grey |
