Autel MaxiCOM MK900-BT

Buy the Autel MaxiCOM MK900-BT if your vehicle mix includes newer CAN-FD or DoIP platforms and you want confirmed bidirectional control across a wide range of actuators without stepping up to a MaxiSys tablet. Skip it if you need ECU coding, Autel’s own documentation for this exact model doesn’t confirm that capability, even though bidirectional control and a large service-function set are both genuinely there.

The short version: Autel’s own official product page confirms CAN-FD and DoIP protocol support, 40+ service functions, and a detailed, named list of bidirectional active tests, injector, headlamp, fuel pump, A/C, clutch, and more. This tool independently confirms what the already-published MS906 Pro review calls out about it: real bidirectional control, no confirmed ECU coding, positioned as the step below Autel’s tablet-based MaxiSys line.

What the MK900-BT Actually Does

Autel’s own technical page confirms an 8-inch LCD capacitive touchscreen at 1280×800 resolution, Android 11 on a quad-core 1.8GHz processor, 4GB RAM and 64GB storage, and a 3.7V/7700mAh battery. Connectivity covers both Wi-Fi and Bluetooth, alongside USB Type-C and USB 2.0, with a Micro SD card slot supporting up to 64GB. The included MaxiVCI V150 module handles wireless vehicle communication.

Autel documents read and clear fault codes with live data in multiple formats across “all vehicle systems,” OE-level coverage, and Smart AutoVIN technology, plus auto-authentication for FCA vehicles made after 2018. Critically for newer vehicles, Autel’s page confirms DoIP and CAN-FD protocol support directly in its listed communication standards, protocols the MK808BT Pro’s own separate spec sheet does not claim.

Bidirectional control is described in specific, named detail rather than only generic categories: injector tests, headlamp and fuel pump control, A/C clutch cycling, oil pressure testing, vehicle-level position calibration, brake vacuum pump operation, and valve testing. Service functions total 40+ per Autel’s own count, including oil reset, EPB reset, SAS reset, battery registration, throttle relearn, and ABS bleed, a broader set than the MK808BT Pro’s documented 28+. Pre- and post-scan capability is also included. Box contents per Autel’s listing: the MK900-BT main unit, a MaxiVCI V150 module, a USB Type-C cable, a power adapter, a soft cloth, a quick guide, a package list, and a carrying case.

Not confirmed anywhere on Autel’s own MK900-BT page: ECU coding, module programming, or TPMS-specific functions. The page emphasizes diagnostics, active testing, and service resets, not writing configuration data into control modules.

What Amazon Says vs. What Autel Confirms

Amazon’s listings for the MK900-BT market it with a “3,000+ Active Test” figure and position it explicitly as the top of its own sub-family, language like “8in Up of MK808S MK808BT PRO MX808S MK808Z” appears across several listings tied to this model. [Amazon] That upgrade positioning is directionally accurate, Autel’s own separate pages for the MK808BT Pro and MX808S confirm neither CAN-FD/DoIP support nor a 40+ service-function count, so the MK900-BT genuinely does sit above them on real, documented capability, not just marketing language. [Autel]

The “3,000+ Active Test” figure itself is the recurring exception across Autel’s Amazon listings: Autel’s own MK900-BT spec page names a detailed, specific list of bidirectional test categories, injector, headlamp, fuel pump, A/C, clutch, oil pressure, vehicle-level, brake vacuum, and valve tests, but doesn’t attach a total numeric count anywhere close to “3,000+” to that list. [Autel] Treat the specific named tests as confirmed and the “3,000+” figure as unverified marketing shorthand.

On price, Autel’s own store currently lists the MK900-BT at $659 on sale from a $789 regular price, a different snapshot than the roughly $619 Amazon Prime / $659 regular figures reflected in current Amazon pricing data. [Autel] [Amazon] Manufacturer-direct and Amazon marketplace pricing move independently and shouldn’t be assumed to match on any given day.

What this means for you: CAN-FD/DoIP support, the named bidirectional test list, and the 40+ service-function count are all independently confirmed on Autel’s own page, safe to rely on. The “3,000+” figure is not something Autel’s own spec page states numerically. And unlike some other Amazon listings in this family, the MK900-BT’s “top of the lineup” positioning holds up against Autel’s own documented capability differences between models.

Confirming What the MS906 Pro Review Already Says About This Tool

SCG’s published review of the Autel MaxiSys MS906 Pro references the MK900-BT directly, describing it as a smaller Bluetooth handheld unit confirmed for code reading, live data, and bidirectional control, but not ECU coding, at $619 (regular $659). Researching the MK900-BT independently for this review reaches the same conclusion from Autel’s own product page: bidirectional control is real and extensively documented by named test type, ECU coding is not mentioned anywhere on the page, and the price band matches what the MS906 Pro review cites. This is a case of two independent reviews reaching the same evidence-based conclusion about the same product, not one copying the other, worth noting since a reader may reasonably wonder why the two reviews agree so closely.

Where the MK900-BT Sits in Autel’s Own Lineup

The MK900-BT is the top of Autel’s Bluetooth handheld sub-family in this comparison set, above the MK808BT Pro on CAN-FD/DoIP support and total service-function count, at a real price premium, roughly $619-$659 versus roughly $519 for the MK808BT Pro. It sits below Autel’s tablet-based MaxiSys line: the MaxiSys MS906 Pro adds confirmed ECU coding, including BMW F/E chassis coding, Porsche coding, and Ford offline adaptation, at a meaningfully higher price than the MK900-BT. If newer-protocol support and a wide bidirectional test list cover your needs and you don’t need to write configuration data into control modules, the MK900-BT is the more affordable, still well-documented choice. If ECU coding is the actual job, the MS906 Pro is the confirmed step up, not this tool.

Who This Scanner Actually Fits

The MK900-BT fits a tech or shop whose vehicle mix includes CAN-FD or DoIP-equipped newer vehicles, who wants a large, named set of bidirectional active tests and 40+ service functions on a Bluetooth handheld, and who doesn’t need ECU coding as part of the job. It’s the wrong tool if module coding, BMW/Porsche-specific coding, or programming is what you actually need, that’s confirmed only on Autel’s pricier MaxiSys tablets.

Important Limitations

No ECU coding or module programming confirmed on Autel’s own page, this is a diagnostics-and-active-test tool, not a coding tool. No TPMS-specific functions documented. The “3,000+ Active Test” figure on Amazon listings isn’t stated numerically on Autel’s own spec page, treat the named test-category list as the reliable source instead. Manufacturer-direct pricing ($659 sale/$789 regular at time of this review) currently runs higher than the Amazon pricing snapshot used in SCG’s records, check both before buying.

Choose It, Skip It, or Consider Something Else

Choose the MK900-BT if you need CAN-FD/DoIP support and a wide, confirmed set of named bidirectional active tests, without paying for ECU coding you won’t use.

Skip it if ECU coding, BMW/Porsche-specific coding, or module programming is actually what your work requires, Autel’s own page for this model doesn’t confirm any of those.

Consider the MaxiSys MS906 Pro instead if ECU coding is a real requirement. Autel’s own documentation confirms it for that tablet, including named BMW, Porsche, and Ford coding support, at a higher price.

Consider the MaxiCOM MK808BT Pro instead if your vehicles are all older, classic-CAN models and you don’t need CAN-FD/DoIP support, for the same core bidirectional control at a lower price.

How we evaluated it: SCG evaluates scanner specifications, diagnostic capabilities, vehicle compatibility, update policy, and the exact Amazon listing against manufacturer documentation and the SCG Master Data system. SCG has not physically tested this scanner unless explicitly stated otherwise.
Data last verified: 2026-08-28.
Methodology: How SCG Evaluates OBD2 Scanners.

Our Verdict

The MK900-BT is the genuine top of Autel’s Bluetooth handheld sub-family in this comparison, confirmed CAN-FD/DoIP support, a wide named bidirectional test list, and 40+ service functions all check out against Autel’s own documentation, and Amazon’s positioning of it as the upgrade over the MK808BT Pro, MX808S, and MK808Z holds up on real capability, not just marketing. What it isn’t is a coding tool, if ECU coding is the job, the MS906 Pro is the confirmed step up, not this model.

Frequently Asked Questions

Does the MK900-BT support CAN-FD and DoIP?

Yes. Autel’s official product page confirms both protocols directly, and our independent research corroborates the same finding SCG’s MS906 Pro review references about this model.

Does the MK900-BT support ECU coding?

Not confirmed. Autel’s own product page describes diagnostics, active tests, and 40+ service functions, but doesn’t mention ECU coding or module programming anywhere. If coding is what you need, the MaxiSys MS906 Pro is the confirmed option.

What’s the real difference between the MK900-BT and the MK808BT Pro?

The MK900-BT adds confirmed CAN-FD/DoIP protocol support and 40+ service functions versus the MK808BT Pro’s 28+, both are confirmed for bidirectional control, at a real price premium for the MK900-BT.

Is the MK900-BT compatible with my vehicle?

Autel documents coverage across US, Asian, and European makes, 1996 and newer, with added support for newer CAN-FD/DoIP platforms. Run your specific year, make, and model through the Finder to confirm before buying.