| Local Name | Moto G31 |
| Technology | GSM / HSPA / LTE |
| 4G Bands | 1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28, 38, 40, 41 |
| 3G Bands | HSDPA 800 / 850 / 900 / 1900 / 2100 |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat7 300/150 Mbps |
| Announced | 2021, November 18 |
| Status | Available. Released 2021, December 06 |
| Dimensions | 161.9 x 73.9 x 8.6 mm (6.37 x 2.91 x 0.34 in) |
| Weight | 181 g (6.38 oz) |
| SIM | Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| Body | Water-repellent design |
| Display Type | Li-Po 5000 mAh, non-removable |
| Screen Size | 6.4 inches, 98.9 cm2 (~82.7% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~411 ppi density) |
| OS | Android 11 |
| Chipset | Mediatek MT6769Z Helio G85 (12nm) |
| CPU | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
| GPU | Mali-G52 MC2 |
| Card Slot | microSDXC (uses shared SIM slot) |
| Internal Memory | 64GB 4GB RAM, 128GB 4GB RAM |
| Camera Features | LED flash, HDR, panorama |
| Video | 1080p@30fps |
| Loudspeaker | Yes |
| 3.5mm Jack | Yes |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 5.0, A2DP, LE |
| NFC | Yes |
| Radio | FM radio |
| USB | USB Type-C 2.0 |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Colors | Mineral Grey, Baby Blue |
