| Features | Smart Doorbells | Professional Access Control |
| 2-Way Audio | Yes | Yes |
| Video | Yes | Yes |
| Door Access Control | Model dependent | Yes |
| Method of Entry | App | Keypad, Proximity Tag, App, Biometric, Remote Control |
| Online Connectivity | Yes | Yes |
| Multiple Occupancy | No | Yes |
| Installation Difficulty | Varies – professional installation recommended | Requires Professional installation |
