| Hardware and OS | Honor Play 20 | |
| Operating system | Android 10, Magic UI 4.0, no Google Play Services | |
| Processor | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | |
| Chipset | Unisoc T610 | |
| Internal memory | 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM | |
| External memory | microSDXC (uses shared SIM slot) | |
| Display | Honor Play 20 | other phones |
| Size | 6.52 inches, 102.6 cm2 | |
| Resolution | 720 x 1600 pixels, 20:9 ratio | |
| Type | IPS LCD | |
| Main Camera | Honor Play 20 | other phones |
| Camera | 13 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth) | |
| Features | LED flash, HDR, panorama | |
| Video | 1080p@30fps | |
| Selfie camera | Honor Play 20 | other phones |
| Camera | 5 MP, f/2.2, (wide) | |
| Connectivity | Honor Play 20 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G Network | LTE | |
| Bluetooth | 5.0, A2DP, LE | |
| CDMA | CDMA 800 | |
| GPS | Yes, with A-GPS, BDS | |
| NFC | No | |
| Speed | HSPA 42.2/5.76 Mbps, LTE | |
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE | |
| USB | USB Type-C 2.0 | |
| WLAN | Wi-Fi 802.11 b/g/n, hotspot | |
| Multimedia | Honor Play 20 | other phones |
| 3.5 mm Jack | Yes | |
| Loudspeaker | Yes | |
| Radio | FM radio | |
| Battery | Honor Play 20 | other phones |
| Type | Li-Po 5000 mAh, non-removable | |
| Charging | Charging 10W | |
| Design | Honor Play 20 | other phones |
| Body build | Glass front, plastic back, plastic frame | |
| Colors | Black, White, Blue, Silver/Pink | |
| Dimensions | 164 x 75.8 x 8.9 mm (6.46 x 2.98 x 0.35 in) | |
| Weight | 198 g (6.98 oz) | |
| SIM | Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Features | Honor Play 20 | other phones |
| Sensors | Accelerometer, proximity, compass | |