| Hardware and OS | TP-LINK Neffos X20 Pro | |
| Operating system | Android 9.0 Pie | |
| Processor | 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53, Cores: 8 | |
| GPU | PowerVR GE8320, 520 MHz | |
| RAM | 3 GB | |
| Internal Storage | 64 GB | |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | NFUI 9 | |
| Display | TP-LINK Neffos X20 Pro | other phones |
| Type | IPS | |
| Size | 6.26 in inches | |
| Resolution | 720 x 1520 pixels | |
| Colors | 16M Colors | |
| Pixel Density | 295 ppi | |
| Touchscreen | Yes Multi Touch Support | |
| Protection | 2.5D curved glass screen | |
| Features | Capacitive, Multi-touch | |
| Connectivity | TP-LINK Neffos X20 Pro | other phones |
| 4G Network | Yes | |
| Wi-Fi | a, b, g, n, n 5GHz, ac, Dual band, Wi-Fi Hotspot, Wi-Fi Direct | |
| GPS | GPS, A-GPS, GLONASS, Galileo | |
| NFC | No | |
| USB | 2.0, Micro USB | |
| Speed | LTE 800 MHz LTE 850 MHz LTE 900 MHz LTE 1700/2100 MHz LTE 1800 MHz LTE 1900 MHz LTE 2100 MHz LTE 2600 MHz LTE 700 MHz (B28) | |
| SIM | Nano SIM | |
| Dual SIM | Nano-SIM, Nano-SIM / microSD | |
| Wireless Charging | No | |
| Camera | TP-LINK Neffos X20 Pro | other phones |
| Main camera | 12.98 MP (megapixels) | |
| Features | Dual LED | |
| Image | 4160 x 3120 pixels | |
| Selfie camera | 12.98 MP (megapixels) | |
| Multimedia | TP-LINK Neffos X20 Pro | other phones |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Radio | Yes | |
| Video Playback | Yes Support 3GP, H.264, MKV, MOV, AVI, xVID, WMV, FLV, MP4, H.263 | |
| Video Out | Yes With Wireless Media Connection | |
| Ring Tones | MP3, WAV ringtones | |
| 3.5 mm Jack | yes | |
| Design | TP-LINK Neffos X20 Pro | other phones |
| Dimensions | 77.3 x 159.7 x 8.8 mm | |
| Waterproof | No | |
| Weight | 172 g | |
| Battery | TP-LINK Neffos X20 Pro | other phones |
| Capacity | 4100 mAh, Li-Polymer | |
| Placement | Removable | |
| Other | TP-LINK Neffos X20 Pro | other phones |
| Sensors | Proximity, Light, Accelerometer | |
