| Hardware and OS | Doro Liberto 820 | |
| Operating system | Android 4.4 | |
| Memory Card Slot | yes, volume of up to 32 GB | |
| Display | Doro Liberto 820 | other phones |
| Type | colored, sensor | |
| Size | 4.5" | |
| Resolution | 960x540 | |
| Touchscreen | multitouch, capacitive | |
| Connectivity | Doro Liberto 820 | other phones |
| Standard | GSM 900/1800/1900, 3G | |
| Interfaces | Wi-Fi, Bluetooth 4.0, USB | |
| SIM | micro SIM | |
| Camera | Doro Liberto 820 | other phones |
| Camera | 8 megapixels | |
| Front camera | 0 megapixels | |
| Camera functions | autofocus | |
| Video Recording | yes (MP4) | |
| Video resolution max | 720x480 | |
| Multimedia | Doro Liberto 820 | other phones |
| Audio | MP3, FM-radio | |
| Headphone jack | 3.5 mm | |
| Design | Doro Liberto 820 | other phones |
| Case type | classic | |
| Height | 137 mm | |
| Width | 71 mm | |
| Thickness | 10 mm | |
| Weight | 132 grams | |
| Battery | Doro Liberto 820 | other phones |
| Capacity | 1900 mA?h | |
| Battery | removable panels | |
| Battery type | Li-Ion | |
| Standby time | 400 hours | |
| Talk time | 16 hours | |
| Other | Doro Liberto 820 | other phones |
| Sensors | approaching sensor | |
| Flashlight | yes | |
