Autel MK808S VS MK808BT Pro VS MK900-BT:Difference and Which to Choose

The 2025 Autel MK808S/MK808Z scanner represents the ultimate professional diagnostic upgrade, delivering groundbreaking improvements over the MK808/MX808 series. This MK808S/MK808Z powerhouse scanner packed with 28+ advanced reset services including Oil Reset, with intelligent features such as Auto VIN identification and Auto Scan. The MK808S provides dealership-grade capabilities in a rugged, user-friendly package.

Autel Maxicom MK808BT Pro is a professional-grade automotive diagnostic tool, offering advanced features like full bidirectional control and OE-level all-system diagnostics. Based on Android OS with a 7.0-inch touchscreen, the MK808BT Pro quickly reads and clears DTCs across most vehicle makes and models. Key functions include EPB, SAS BMS,and DPF Regeneration, making the Maxicom MK808BT Pro be a top cost-effective scanner in 2025.

MK900BT diagnostic scanner is newly released Autel OBD2 scanner,which is upgraded from MK808BT scanner/MK808BT PRO.It has over 40 hot services such as FCA AutoAuth Access(For EU&US) and wide coverage of 150+ brands.This MK900BT scanner enhanced performance and compatibility with MV108S (digital inspection) and BT506 (battery test), making it a versatile, high-demand tool for mechanics.

Comprehensive Comparison Table

Model	MK808S	MK808BT Pro	MK900BT
	Shop Now	Shop Now	Shop Now
Read Codes	√	√	√
Erase Codes	√	√	√
Live Data	√	√	√
ECU Information	√	√	√
Active Test	√	√	√
Service Functions	√	√	√
Complete OBD Diagnositcs	√	√	√
Scan Vin	--	--	√
Oil Serive Reset	√	√	√
Parking Brake Pad Relearn After Replacement	√	√	√
Steering Angle Sensor Relearn	√	√	√
Battery Registration and Reset	√	√	√
Diesel Particulate Filter Regeneration	√	√	√
Tire Pressure Monitoring System	Basic	Basic	Basic
Immobilizer Function	Basic	Basic	Basic
Advanced TPMS Diagnostics for Complete TPMS Health Check	--	--	--
Activate 98% of All Known TPMS Sensors	--	--	--
Program AUTEL MX-Sensors	--	--	--
Comprehensive OBD relearn coverage	--	--	--
On-screen Relearn Procedure	--	--	--
DoIP	--	--	√
CANFD	--	--	√
Battery Analysis	--	√	√
Videoscope	√	√	√
Processor	Quad-core 1.8GHz	Quad-core 1.8GHz	Quad-core 1.8GHz
Operating System	Android 11	Android 11	Android 11
Memory	4G + 64G	4G + 64G	4G + 64G
Display	7"LCD 1024*600	7"LCD 1024*600	8"LCD 1280*800
Battery	5000 mAh	5000 mAh	7700mAh
Internet Updatable	WiFi	WiFi	Wi-Fi
Multilingual Support	√	√	√
Historical Test Records	√	√	√
Save and Playback Data	√	√	√
Wi-Fi Print	--	--	√
Vehicle communication method	Wired	Wireless (bluetooth)	Wireless (bluetooth)

Difference Summary

Hardware Difference

• Battery Capacity

Compared to MK808S and MK808BT PRO, the battery capacity of MK900BT is larger, increased to 7700 mAh. The larger battery capacity further extends the use time of the diagnostic scanner.

When using the MK900BT for time-consuming and complex diagnosis, it will not be unable to continue the operation due to sudden power failure.

• Screen Size

Among these three Autel OBD2 scanners(MK808S,MK808BT Pro,MK900BT), the screen size and resolution of MK900BT is larger, 8 inches 1280*800. Such a design embodies the user-friendly design concept, and the operation interface is clear.

Users can easily operate according to the navigation page and select different menu functions according to their needs, which is clear and convenient.

• Connect Method

About connecting method,the Autel MK808S is different from the MK900BT and MK808BT PRO diagnostic scanners.Both MK900BT and MK808BT Pro have Bluetooth connection.

This function of MK900BT and MK808BT Pro saves users from cumbersome and complicated lines, and also reduces the trouble caused by short or long lines.

At the same time, Bluetooth connection is more stable than WiFi connection, and is not restricted by network factors, further avoiding diagnostic interruptions caused by network disconnection.

Diagnostic Function Difference

• Vehicle Coverage

The Autel MK900BT expands vehicle coverage with its new camera feature, enabling VIN scanning and license plate recognition for faster diagnostics. Unlike the MK808S and MK808BT Pro, Autel MK900BT supports advanced CAN FD and DoIP protocols, ensuring broader compatibility with modern vehicles.

• Diagnostic Function

The Autel MK900BT goes beyond basic diagnostics with advanced features like Pre & Post Scan, WiFi Print ——enhancements not found on the MK808S or MK808BT Pro. These upgrades deliver comprehensive diagnostic capabilities, enabling professionals to perform a wider range of tasks on supported vehicles with greater efficiency.

The MK900BT has 10+ high-end service.

Which One Should You Choose?

• Choose the Autel MK808S If you don't have any strict requirements on the connection method, can accept wired connection, and all the functions you need match it, the MK808S is just the right choice.The MK808S delivers 5x faster scanning speeds, zero lag, and seamless multitasking, making it the ideal choice for high-volume workshops and demanding technicians.

• Choose the Autel MK808BT Pro If you want a wireless diagnostic scanner with full bidirectional control (active test) capability, more language support, and battery analysis, then the MK808BT PRO is your first choice.

• Choose the Autel MK900BT If you want a vehicle diagnostic scan tool that supports wireless connection, VIN scanning and Wi-Fi printing, and has more powerful configurations and more features, the MK900BT is the one that meets your needs. The MK900BT scanner is an outstanding scan tool for car enthusiasts or DIYers.

Conclusion

MK808S VS MK808BT Pro VS MK900BT have some differences in some hardware configurations and software functions. Generally speaking, the diagnostic functions of MK900BT are more comprehensive.

However, these three Autel diagnostic scanners are all equipped with Android 11 operating system and quad-core processor. They have comparable performance and complete basic functions. No matter which one you choose, you will not be disappointed!