| Hardware and OS | TCL 20 R 5G | |
| Operating system | Android 11, TCL UI | |
| Processor | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | |
| Chipset | MediaTek MT6833 Dimensity 700 5G (7 nm) | |
| Internal memory | 64GB 4GB RAM, 128GB 4GB RAM | |
| External memory | microSDXC (uses shared SIM slot) | |
| GPU | Mali-G57 MC2 | |
| Display | TCL 20 R 5G | other phones |
| Size | 6.52 inches, 102.6 cm2 | |
| Resolution | 720 x 1600 pixels, 20:9 ratio | |
| Type | IPS LCD, 90Hz, 500 nits (peak) | |
| Main Camera | TCL 20 R 5G | other phones |
| Camera | 13 MP, f/2.2, 27mm (wide) 1/3.0", 1.12µm, PDAF
2 MP, f/2.4, (depth)
2 MP, f/2.4, (macro) | |
| Features | LED flash, HDR, panorama | |
| Video | 1080p@30fps | |
| Selfie camera | TCL 20 R 5G | other phones |
| Camera | 8 MP, f/2.0, 26mm (wide) 1/4.0", 1.12µm | |
| Video | 1080p@30fps | |
| Connectivity | TCL 20 R 5G | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) | |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | |
| 4G Network | 1, 3, 5, 7, 8, 20, 26, 28, 32, 38, 40, 41 | |
| 5G Network | 1, 3, 5, 7, 8, 28, 40, 78 SA/NSA | |
| Bluetooth | 5.2, A2DP, LE | |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | |
| NFC | Yes | |
| Speed | HSPA 42.2/11.5 Mbps, LTE-A Cat13 400/100 Mbps, 5G 2.7 Gbps DL | |
| Technology | GSM / HSPA / LTE / 5G | |
| USB | USB Type-C 2.0 | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | |
| Multimedia | TCL 20 R 5G | other phones |
| 3.5 mm Jack | Yes | |
| Loudspeaker | Yes | |
| Radio | Unspecified | |
| Battery | TCL 20 R 5G | other phones |
| Type | Li-Po 4500 mAh, non-removable | |
| Charging | Charging 10W | |
| Design | TCL 20 R 5G | other phones |
| Body build | Glass front, plastic frame, plastic back | |
| Colors | Gray, Blue | |
| Dimensions | 164.3 x 75 x 9 mm (6.47 x 2.95 x 0.35 in) | |
| Weight | 186 g (6.56 oz) | |
| SIM | Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Features | TCL 20 R 5G | other phones |
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity, compass | |
