| Hardware and OS TCL 20B |
| Operating system: | Android 11, TCL UI |
| Processor: | Octa-core 1.8 GHz Cortex-A53 |
| Chipset: | Mediatek MT6762 Helio P22 (12 nm) |
| GPU: | PowerVR GE8320 |
| Internal memory: | 64GB 4GB RAM |
| External memory: | microSDXC |
| Display TCL 20B |
| Type: | IPS LCD |
| Size: | 6.52 inches, 102.6 cm2 (~83.4% screen-to-body ratio) |
| Resolution: | 720 x 1600 pixels, 20:9 ratio |
| Colors: | Gray, Violet |
| Design TCL 20B |
| Body build: | Glass front, plastic frame, plastic back |
| SIM: | Dual SIM (Nano-SIM, dual stand-by) |
| Dimensions: | 164.7 x 74.7 x 8 mm (6.48 x 2.94 x 0.31 in) |
| Weight: | 178 g (6.28 oz) |
| Connectivity TCL 20B |
| 2G Network: | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network: | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network: | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 |
| WLAN: | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Bluetooth: | 5.0, A2DP, LE |
| GPS: | Yes, with A-GPS |
| NFC: | No |
| USB: | USB Type-C 2.0 |
| Speed: | HSPA 42.2/5.76 Mbps, LTE |
| Technology: | GSM / HSPA / LTE |
| Main Camera TCL 20B |
| Camera: | 50 MP, (wide), PDAF
2 MP, f/2.4, (depth) |
| Features: | LED flash, HDR, panorama |
| Video: | 1080p@30fps |
| Selfie camera TCL 20B |
| Camera: | 8 MP |
| Video: | 1080p@30fps |
| Multimedia TCL 20B |
| Radio: | Unspecified |
| 3.5 mm Jack: | Yes |
| Loudspeaker: | Yes |
| Features TCL 20B |
| Sensors: | Fingerprint (rear-mounted), accelerometer, proximity |
| Battery TCL 20B |
| Type: | Li-Po 4000 mAh, non-removable |
| Charging: | Fast charging 18W |
