Keydiy KD-X4 vs KD-X6
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The new Keydiy KD-X6 tablet key programmer is expected to arrive in December 2026. It is available for pre-order now.
What is the difference between Keydiy KD-X4 and new KD-X6 tablet?
KD-X4 vs KD-X6
| Model | Keydiy KD-X6
|
Keydiy KD-X4 |
|---|---|---|
| Appearance |  |
 |
| Price | $1,500-$2,200USD | $680 |
| Mercedes-Benz Functions | – Built-in Mercedes-Benz FBS3 support for full series addition, as well as Mercedes-Benz 4th, 4.5th, and 5th generation partial functions. More Mercedes-Benz functions will be added in future updates. | – Not supported |
| Audi/Porsche MLB | – Built-in (all original KD-MP functions, direct operation, no computer required) | – Not supported (acquisition and calculation require an additional KD-MP device) |
| VW/Audi/Skoda MQB48 | – Built-in (all original KD-MP functions, direct operation, no computer required) | – Not supported (acquisition and calculation require an additional KD-MP device; supports cluster disassembly for adding keys) |
| VW/Audi 5C/5D | – Supported | – Supported |
| VW/Audi/Skoda 4th Generation | – Supported | – Supported |
| BMW CAS/FEM/BDC | – Supported (CAS series requires adapter configuration) | – Supported (CAS series requires adapter configuration) |
| DOIP | – Built-in | – Supported (requires additional adapter cable) |
| Motorcycles | – Supported (requires additional adapter cable) | – Supported (requires additional KD motorcycle adapter and adapter cable) |
| Immobilizer Module Programming | – Supported | – Supported |
| Cloud Diagnosis (C-Client) | – Supported (free upgrades) | – Not supported |
| Toyota/Ford/Land Rover/Nissan/Volvo | – Supported | – Supported (some scenarios require additional adapters and cables) |
| Remote Generation | – Supported (reserved for Mercedes-Benz series key functions) | – Supported |
| Chip Identification & Cloning | – Supported (additional support for identifying new and old Mercedes-Benz keys) | – Supported (does not support identifying new and old Mercedes-Benz keys) |
| Other | – Supports standalone operation, no third-party devices required | – Does not support standalone operation; requires third-party devices (e.g., phone, tablet) |
What are the differences compared to the KD-X4?
It’s standalone, no PC or mobile phone needed.
Built-in DoIP.
Built-in KD-MP MLB & MQB48 function.
Supports Benz FBS3 add key & AKL. and it is currently in the works regarding FBS4/FBS5.
It supports Cloud-C remote function.
The KD-X6 comes with 2 configurations: Standard version and full version.
KD-X6 Standard version vs full version:
License comparison
| Function Name | KD-X6 Standard Version (KD Coins/USD) | KD-X6 Professional/Full Version (Activation Status/Cost) |
|---|---|---|
| MQB Match/Audi BCM2 | 3500KD-Coins or 75USD | Included (Free) |
| BMW G/BMW FEM Match | 3500KD-Coins or 75USD | Included (Free) |
| VOLVO(LYNK CO) Match | 3500KD-Coins or 75USD | Included (Free) |
| BMW Moto Match | 7000KD-Coins or 100USD | Included (Free) |
| Ducati Moto Match | 7000KD-Coins or 100USD (Also requires KD-MOTO Adapter) | Included (Free) |
| BMW CAS Match | 2000KD-Coins or 30USD | Included (Free) |
| Porsche BCM Match | 2000KD-Coins or 30USD | Included (Free) |
| Read MQB / MLB key (Former MP Function) | 9000KD-Coins or 150USD | Included (Free) |
| Benz FBS3 Match | Requires separate adapter purchase | Included (Free) |
Adapter/Accessory comparison:
| Accessory Item | KD-X6 Standard Version | KD-X6 Professional Version |
|---|---|---|
| KD-X6 Main Unit | Included | Included |
| 13#Key Chip Reading Adapter | Included | Included |
| New OBD Function Extension Cable | Included | Included |
| KD-EPA Wiring Harness | Included | Included |
| KD-EPA Expansion Programming Adapter | Included | Included |
| EEPROM Adapter | Included | Included |
| DB15-OBD Cable | Included | Included |
| FT-30P CAN Adapter Cable | Included | Included |
| USB TypeC Charging & Data Cable | Included | Included |
| SMB Decryption Cable | Included | Included |
| Smart key Unlock Cable | Included | Included |
| Acquisition Antenna | Included | Included |
| KD-6P Remote Generate Cable | Included | Included |
| DB25 Programming Cable | Included | Included |
| KD-MOTO Adapter (Main-unit) | Not Included (To-purchase-separately: USD 340) | Included |
| KD-MOTO DB15 Connection Cable | Included | Included |
| UNIV-DB25 (Universal DB25 Programming Cable) | Included | Included |
| DB25-FBS3 Adapter | Not Included (To-purchase-separately: USD 150) | Included |
| SPIN-FBS3 All-Key-Lost Key Simulator | Included | Included |
KD-X6 full version has all adapters included. Standard version requires purchasing KD-MOTO and Benz FBS3 adapters separately.
KD-X6 full version comes with all licenses by default. Standard version requires activate license separately
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