| Product | IM508+XP200 | IM508S+XP400 Pro |
| IMMO Functions | ||
| Smart Mode/Expert Mode | √ | √ |
| Auto Detect Make/Model/Year/System | √ | √ |
| Key Generation/Learning | √ | √ |
| IMMO ECU Reset/Adaption | √ | √ |
| IMMO ECU Refresh/Coding | √ | √ |
| BMW/Mercedes Key Learning | / | √ |
| BMW CAS4/3/2 Key Learning | CAS4 Available when connected to XP400 | √ |
| VW/Audi MQB(VDO&JCI)Add Key,IMMO V A4/A5/Q5 2015+ key learning | / | √ |
| VW/Audi/Skoda/Seat IMMO III/IV/V Add Key,All Key Lost | √ | √ |
| Programming Functions | ||
| Key read/write | √ | √ |
| EEPROM Read/Write | √ | √ |
| MCU Read/Write | Basic | Advanced |
| ECU Read/Write | When connected to XP400 Pro | √ |
| IC Card Read | When connected to XP400 Pro | √ |
| Mercedes Frequency Detect | When connected to XP400 Pro | √ |
| Support PC | When connected to XP400 Pro | √ |
| OE-Level Full Systems Diagnosis | ||
| All System for Over 80 Makes and Models | / | √ |
| Auto VIN/Auto Scan | √ | √ |
| Read/Erase Codes | √ | √ |
| View.Record.Playback Live Data | √ | √ |
| View Freeze Frame Data | √ | √ |
| MaxiFlash JVCI ECU Reprogramming(Bluetooth/USB Cable) | / | √ |
| Service Functions | ||
| Oil Service Reset | √ | √ |
| EPB/SAS/BMS/TPMS | √ | √ |
| Complete Service Functions | / | √ |
| ECU Coding | √ | √ |
| Hardware | ||
| Battery | 5000mAh | 15000mAh |
| Touchscreen | 7-inch | 10.1-inch |
| Multilingual Support | √ | √ |
| Internet Updatable | Wi-Fi | Wi-Fi |
| Camera | / | √ |
| Memory | 64GB | 64GB |
