| Hardware and OS | TCL 405 | |
| Operating system | Android 12 (Go edition), TCL UI | |
| Processor | Octa-core (4x2.0 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53) | |
| Chipset | MediaTek MT6762G Helio G25 (12 nm) | |
| GPU | PowerVR GE8320 | |
| Internal memory | 32GB 2GB RAM, 64GB 2GB RAM | |
| External memory | microSDXC (dedicated slot) | |
| Display | TCL 405 | other phones |
| Type | IPS LCD, 400 nits (typ) | |
| Size | 6.6 inches, 105.2 cm2(~84.7% screen-to-body ratio) | |
| Resolution | 720 x 1600 pixels, 20:9 ratio | |
| Connectivity | TCL 405 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM) | |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G Network | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | |
| Bluetooth | 5.1, A2DP, LE | |
| NFC | No | |
| USB | USB Type-C 2.0, USB On-The-Go | |
| Speed | HSPA 42.2/11.5 Mbps, LTE Cat4 150/75 Mbps | |
| Technology | GSM / HSPA / LTE | |
| Main Camera | TCL 405 | other phones |
| Camera | 13 MP, f/2.2, 27mm (wide) 1/3.06", 1.12µm, PDAF
2 MP, f/2.4, (depth) | |
| Features | LED flash, HDR | |
| Video | 1080p@30fps | |
| Selfie camera | TCL 405 | other phones |
| Camera | 5 MP, f/2.2, 27mm (wide) 1/5.0", 1.12µm | |
| Features | HDR | |
| Video | 1080p@30fps | |
| Multimedia | TCL 405 | other phones |
| 3.5 mm Jack | Yes | |
| Loudspeaker | Yes, with stereo speakers | |
| Battery | TCL 405 | other phones |
| Type | Li-Po 5000 mAh, non-removable | |
| Charging | 10W wired | |
| Design | TCL 405 | other phones |
| SIM | Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) | |
| Weight | 190 g (6.70 oz) | |
| Dimensions | 164.7 x 75.4 x 9 mm (6.48 x 2.97 x 0.35 in) | |
| Colors | Lavender Purple, Space Dark | |
| Features | TCL 405 | other phones |
| Sensors | Accelerometer | |
