| Hardware and OS | TCL 408 | |
| Operating system | Android 12 | |
| 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 | 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM | |
| External memory | microSDXC (dedicated slot) | |
| Display | TCL 408 | other phones |
| Type | IPS LCD, 400 nits (typ) | |
| Size | 6.6 inches, 104.6 cm2(~84.3% screen-to-body ratio) | |
| Resolution | 720 x 1612 pixels, 20:9 ratio | |
| Connectivity | TCL 408 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM) | |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - T507A, T507U, T507U1, T507U2, T507J | |
| 4G Network | 1, 3, 5, 7, 8, 13, 20, 28, 38, 40, 41 - T507U, T507U1, T507U2 | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | |
| Bluetooth | 5.1, A2DP, LE | |
| NFC | Yes (T507U only) | |
| USB | USB Type-C 2.0, OTG | |
| CDMA | HSDPA 850 / 900 / 1900 / 2100 - T507D1 | |
| Speed | HSPA 42.2/11.5 Mbps, LTE Cat4 150/75 Mbps | |
| Technology | GSM / HSPA / LTE | |
| Main Camera | TCL 408 | other phones |
| Camera | 50 MP, f/1.8, 26mm (wide), 1/2.55", 0.7µm, PDAF
2 MP, f/2.4, (depth) | |
| Features | LED flash | |
| Video | 1080p@30fps | |
| Selfie camera | TCL 408 | other phones |
| Camera | 8 MP, f/2.0, 27mm (wide), 1/4", 1.12µm | |
| Video | 1080p@30fps | |
| Multimedia | TCL 408 | other phones |
| 3.5 mm Jack | Yes | |
| Loudspeaker | Yes, with stereo speakers | |
| Battery | TCL 408 | other phones |
| Type | Li-Po 5000 mAh, non-removable | |
| Charging | 10W wired | |
| Design | TCL 408 | 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 | Gravity Grey, Midnight Blue | |
| Features | TCL 408 | other phones |
| Sensors | Fingerprint (side-mounted), accelerometer | |
