Autel IM608 PRO II and KM100 are both Autel key programming tool series products. One is the latest anti-theft series product of Autel's IM608 series that integrates OBD diagnosis and complete IMMO and programming; the other is the best-selling car key programming and IMMO product on the sales platform. Which one should I choose?
IM608 PRO 2 is upgraded based on IM608 and IM608PRO.The Autel IM608 Pro II is a powerful 10.1-inch Android tablet designed for professional diagnostics. It delivers advanced key & immobilizer programming, full-system vehicle scanning, and in-depth service functions—all in one high-performance tool.
The Autel MaxiIM KM100 is a compact 5.5-inch Android tablet specializing in key programming & IMMO functions. Featuring Bluetooth VCI, it handles smart key generation & IMMO learning via OBD for 3000+ vehicles—including BMW, VW, Honda, and GM.
The Autel IM608 PRO II offers complete key programming solutions for locksmiths and professionals, featuring advanced IMMO functions such as PIN/CS retrieval (all-key-lost scenarios), key generation and remote learning. It supports critical operations like IMMO ECU reset/adaptation and specializes in Mercedes-Benz 3rd-generation systems with dedicated add-key capabilities—making it a versatile tool for modern vehicle security services.
The Autel IM608 PRO II delivers full-system vehicle scanning with unmatched efficiency, capable of reading all car modules through a single device.Its advanced Auto Scan 2.0 technology provides comprehensive diagnostics, including alarm system checks, DTC retrieval/clearing, and real-time live data streaming. With access to 5-in-1 ECU data visualization, it offers workshop-grade precision for complete vehicle analysis.
Autel IM608 PRO II delivers full-system scans
The Autel IM608 PRO 2 delivers industry-leading 99% vehicle coverage, supporting over 15,000 models from 1996-2025 across American, European, and Asian manufacturers. With cutting-edge CAN FD & DoIP protocols and 2018+ FCA Secure Gateway access, it handles everything from mass-market brandsto luxury/exotics.
This scanner delivers factory-level ECU programming to enhance vehicle performance by 500%, offering both online (only BMW/Benz) and offline reprogramming. It handles new ECU installations, software updates, and bug fixes.It offers dual-mode functionality: online coding and offline coding . It enables luxury feature activation, ECU recalibration, and driving quality optimization—transforming base models into premium configurations.
Delivers factory-level ECU programming to enhance vehicle performance by 500%
The Autel KM100 has a 5.5-inch Android touch screen and is equipped with Bluetooth VCI. The KM100's mobile phone-like appearance makes it compact, portable, easy to operate and connect.
The KM100 can generate keys in just 1 minute using only 4 simple steps: AutoVIN/MMY selection, selecting the universal key menu, generating the key, and automatic analysis/redirection to immobilization.The KM100 is faster and more efficient, supporting over 700 models with a 50% speed increase.
The KM100 programmer offers full IMMO (immobilizer) functions via OBD on 90% of vehicles, including brands like BMW, Honda, and Tesla. Key features include PIN reading, smart key programming, emergency key simulation, IMMO data backup and restore, and ECU reset/adaptation/coding. The Autel KM100's designed for wide compatibility and advanced key programming needs.
| Model |
IM608 PRO 2 |
KM100 |
| Price | $2788 | $415 |
| Features | ||
| Processor | Qualcomm SDM660 Octa-core | PX30 4x ARM Cortex-A35 |
| Touchscreen | ||
| Resolution | 10.1inches,1920*1200 | 5.5inches, 1280*700 |
| Memory | 128G | 64G |
| Battery Capacity | 3.8V, 15000mAh | 4950mAh |
| Android Version | Android 10.0 | Android 9.0 |
| Camera | 8.0 Megapixe | 8.0 Megapixe |
| Programmer | XP400 PRO | V200 |
| Remote Expert | YES | NO |
| Function | ||
| Auto VIN | YES | NO |
| Read & Write EEPROM | YES | NO |
| Read & Write ECU/MCU | YES | NO |
| Key identify | YES | YES |
| Refresh key | YES | YES |
| Detect frequency | YES | YES |
| Generate transponder | YES(need XP400 PRO) | YES |
| Transponder simulation | YES(need APB112) | YES |
| Detect ignition coil | YES(need APB113) | YES |
| Online programming | YES(support partial Benz,BMW models) | NO |
| Diagnostic Function | YES | NO |
| Complete Service Functions | YES | NO |
| Hidden features | YES | NO |
Although there are many differences between Autel IM608 PRO II and KM100, the biggest difference is that the former has more complete diagnostic functions and advanced key programming functions, while the latter only has basic key programming functions. No matter which key programming tool can meet your most basic needs, choose the most suitable one according to your needs.
TPMS is the abbreviation of Tire Pressure Monitoring System. A Tire Pressure Monitoring System (TPMS) is a critical vehicle safety feature that continuously tracks air pressure levels in pneumatic tires.
The Autel MaxiSys Ultra S2 takes automotive diagnostic accuracy to the next level with its higher level of performance advantages, advanced VCMI2 devices and enhanced oscilloscopes, upgraded Topology Map 3.0, and AI-assisted diagnosis.
From a simple handheld OBD code reader, to the ability to perform basic diagnosis of four systems, and then to full system diagnostic functions, the Autel vehicle diagnostic scanning tool is constantly developing towards more comprehensive functions and wider coverage.
