| Feature | SmartGen Micro | SmartGen 3.1 | SmartGen Mini | SmartGen 4.1 | SmartGen 5.0 | SmartGen 6.0 |
| 19" Professional Case for high RF immunity | NO | YES | NO | YES | YES | YES |
| Fully Digital Synthesis of RDS signal | YES | YES | YES | YES | YES | YES |
| Supports European CENELEC and United States NRSC standards | YES | YES | YES | YES | YES | YES |
| Attractive price and very good price-performance ratio | YES | YES | YES | YES | YES | YES |
| PS & Radio Text Scrolling Options | YES | YES | YES | YES | YES | YES |
| MPX Loopthrough & Sidechain Modes | YES | YES | YES | YES | YES | YES |
| Internal or external Pilot / MPX synchronization | YES | YES | YES | YES | YES | YES |
| Very Intuitive Configuration Software | YES | YES | YES | YES | YES | YES |
| Proved and reliable hardware for 24/7/365 operating | YES | YES | YES | YES | YES | YES |
| Easy Installation and Setup | YES | YES | YES | YES | YES | YES |
| USB Programming Interface | YES | YES | YES | YES | YES | YES |
| Supported Network Protocols: HTTP, UpNP, UDP and TCP | YES | YES | YES | YES | YES | YES |
| Built-in dedicated 19kHz source for internal sync | YES | YES | YES | YES | YES | YES |
| Built-in failsafe bypass relay | YES | YES | YES | YES | YES | YES |
| Works with any FM exciter and stereo generator | YES | YES | YES | YES | YES | YES |
| Remote configuration via ASCII or UECP protocols | NO | NO | YES | YES | YES | YES |
| Full support of Open Data Applications | NO | NO | YES | YES | YES | YES |
| Includes the TA function for traffic message priority override | NO | NO | YES | YES | YES | YES |
| SNTP for automatic synchronization of the built-in clock | NO | NO | YES | YES | YES | YES |
| Supports RT+ for songs and content tagging | NO | NO | YES | YES | YES | YES |
| Supports TMC (Traffic Message Channel) | NO | NO | YES | YES | YES | YES |
| Compatible with EWS (Emergency Warning System) | NO | NO | YES | YES | YES | YES |
| Embedded WEB server for interactive supervision | NO | NO | YES | YES | YES | YES |
| Fully compatible with UECP EBU SPB490 Version 7.05 | NO | NO | YES | YES | YES | YES |
| LAN Programming Interface | NO | NO | YES | YES | YES | YES |
| Interfaces with all popular radio automation systems | NO | NO | YES | YES | YES | YES |
| Internal data diagnostics and transmission safeguards | NO | NO | YES | YES | YES | YES |
| 4 x user-defined GPO, allowing easy management of external devices when needed | NO | NO | NO | NO | YES | YES |
| Front panel LCD Display and Buttons for operating without a computer | NO | NO | NO | NO | YES | YES |
| RS-232 Programming interface | NO | NO | NO | NO | YES | YES |
| Fully independent RDS decoder for self-monitoring purposes | NO | NO | NO | NO | NO | YES |
| Supported Network Protocols: FTP, SNMP and SMTP | NO | NO | NO | NO | NO | YES |
| 2 x General Purpose Inputs with user-defined functionality | NO | NO | NO | NO | NO | YES |
| Alert notifications on user-defined events via SNMP traps or E-mails | NO | NO | NO | NO | NO | YES |
| Custom HTML formatted E-mail templates with dynamic variables | NO | NO | NO | NO | NO | YES |
| GPS module for automatic synchronization of the built-in clock | NO | NO | NO | NO | NO | YES |
| Embedded SNMP agent permitting active management tasks | NO | NO | NO | NO | NO | YES |
| Separate outputs for RDS+MPX and for RDS only | NO | NO | NO | NO | NO | YES |