Launch X431 X-prog3 aka GIII is used to program BMW Benz VAG Porsche keys and clone/replace ECU/TCU modules. What’s the difference among Launch X431 IMMO Plus, IMMO Elite, X431 V+ and X431 PAD VII with Xprog3?
Check table comparison below:
| Item | Launch X431 IMMO Elite | Launch X431 IMMO Plus | Launch X431 V+ and X-prog3 | Launch X431 PAD VII and X-prog3 | 
| Read immobilizer password | Yes | Yes | Yes | Yes | 
| Ignition key learning | Yes | Yes | Yes | Yes | 
| Benz BMW VAG Porsche key programming | Yes | Yes | Yes | Yes | 
| ECU Gearbox TCU Cloning (IMMO Prog) | Yes | Yes | No | Yes | 
| Anti-theft password car coverage | More | More | Less | Less | 
| Nissan B18 Immo replacement without password | Yes | Yes | No | No | 
| Toyota all keys lost (pre-2022) | Yes | Yes | No | No | 
| Volvo all keys lost (-2022) | Yes | Yes | No | No | 
| Peugeot all keys lost | Yes | Yes | No | No | 
| Citroen all keys lost/ module replacement | Yes | Yes | No | No | 
| Independent IMMO function for each car brands | Yes | Yes | No | No | 
| Basic diagnostic function | Yes | Yes | Yes | Yes | 
| Active Test (Di-directional) | Yes | Yes | Yes | Yes | 
| Special function under each car brands | No, no VAG guided function, Renault special function under Diagnostic. | Yes | Yes | Yes | 
| Common Service reset functions | Yes | Yes | Yes | Yes | 
| Guided function | No | No | No | Yes | 
| Online programming | No | No | No | Yes | 
| Update | 2 Years free update | 2 Years free update | 2 Years free update | 2 Years free update | 
In sum:
- IMMO Plus has the same key programming and ECU/TCU clone function as IMMO Elite. The difference between these two is that IMMO Elite has basic diagnostics but IMMO plus has full diagnostics.
- IMMO tablets support newer vehicle immo programming, i.e Volvo pre-2022, Toyota pre-2022, X431 V+ and PAD VII do not.
- Pad VII supports online programming, others do not.
- To clone or replace ECU or gearbox TCU with X-prog3, your tablet should have the ability to connect via USB. Launch X431 V+ only connects via Bluetooth, so V431 v+ with G III cannot clone ECU/TCU.
X-prog3 supports following ECU/TCU cloning function:
























