Here is a table comparison between Thinkcar ThinkDiag 2 and Thinkdiag:
| Bluetooth | Yes | Yes, Bluetooth 5.0 |
| Software | All software activated | All software activated |
| App | Thinkdiag App | Thinkdiag 2 App |
| Indicators | – | Power, Vehicle, I/O communication indicators |
| Operating System | IOS/Android | IOS/Android |
| Complete OBD2 Functions | Yes | Yes |
| CAN FD Protocol | – | Yes |
| Full System | Yes | Yes |
| Bi-directional Control (Actuation Test) | Yes | Yes |
| Service Functions | 16 SRS, ABS, Oil reset, SAS, BMW, TPMMS, EPB, DPF, IMMO, Injector, Gearbox reset, Sunroof reset, EGS, etc
| 16 SRS, ABS, Oil reset, SAS, BMW, TPMMS, EPB, DPF, IMMO, Injector, Gearbox reset, Sunroof reset, EGS, etc
|
| ECU Coding | Yes | Yes |
| Auto VIN | Yes | Yes |
| Vehicle Coverage | 115 brands | 120 brands |
| Remote diagnosis | Yes | Yes |
| Online diagnostic report | Yes | Yes |
| Real-time data stream | Yes | Yes |
| AutoAuth for FCA SGW | Yes, need to purchase AutoAuth license | |
| Language | English, French, Spanish, German, Italian, Portuguese, Japanese, Russian | English French Spanish German Italian Portuguese Japanese Russian Turkis Polish. |
| Update | 1 Year free update online | 1 Year Free Update online. |
| Compatible with Diagzone | Only old boot | Yes |
| Compatible with Xdiag | Only old boot | Yes |
| Compatible with Prodiag | Only old boot | Yes |
| Compatible with xpro5 | – | Yes |
| Price (Hardware) | €86 with all software | €143 only hardware |
In Sum:
1. The biggest difference between thinkdiag and thinkdiag2 is CAN FD protocols. Thinkdiag2 has built-in CAN FD protocol. It is the only product in this price range that is compatible with CAN-FD protocol and supports the latest GM vehicles manufactured after 2020. Adopts advanced CRC algorithms to accommodate more data from 8 to 64 bytes in the CAN frame, which runs faster than other products and reduces the risk of undetected errors to greatly enhance the user experience.
2. Only thinkdiag old boot will work with Diagzone, xdiag and prodiag. Old boot is discontinued. New boot no possible to work with 3rd party Apps. The thinkdiag2 is compatible with thinkdiag2, diagzone, Prodiag, Xdiag, X-pro5 etc multiple Apps.
3. Thinkdiag2 has adapter and communication indicators.
4. No need extra FCA autoauth for thinkdiag2, it is in app included.
5. They perform same functions. Thinkdiag is cheaper. Both with all brand software activated by default.