Choosing the right automotive scan tool is crucial for diagnosing and resolving vehicle issues, whether you’re a seasoned professional or a DIY enthusiast. Our team, led by expert Jeff Keen, spent two weeks rigorously testing 23 different OBD2 scanners across 11 vehicles to bring you this guide to the top-rated automotive scan tools. We’ve categorized our top 10 picks to suit various needs, from beginners to professional mechanics, and even those requiring advanced ECU programming.
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Best Professional OBD2 Scanners for Home Mechanics
For home mechanics looking for a reliable and effective scan tool, the INNOVA 5610 is our top recommendation. Alternatives like the Autel MK808S and Launch CRP919E also offer excellent features for DIY repairs.
#1. Innova 5610
Helpful link: Innova vehicle coverage checker
Pros:
- Affordable
- Fast performance
- Lifetime free updates
Cons:
- Limited bi-directional controls
- No printed manual
The INNOVA 5610 stands out as a professional OBD2 scanner designed for home use, featuring bidirectional control for active engine system tests. While it supports approximately 10 engine system tests, including cooling fan control, its overall bidirectional capabilities are somewhat limited. However, these tests are reliably performed with quick scanner-vehicle communication.
The INNOVA 5610 is notably fast, completing full system scans in under a minute and displaying live data within 15 seconds. While the volume of data parameters (PIDs) might be overwhelming for novice users, the scanner lacks detailed PID explanations, requiring users to seek definitions independently.
One significant limitation is the ABS Bleeding function, which is only compatible with about 60% of vehicles, despite other special functions like oil and battery resets performing well in tests.
#2. Autel MK808S
Pros:
- Full bi-directional control
- Reputable brand
- Very fast performance
Cons:
- No ECU coding
The Autel MK808S is a reliable and budget-friendly scanner from a well-known brand, ideal for home mechanics. Its responsiveness is a key highlight, outperforming the XTOOL D7 and Launch CRP919E in speed tests. Autel’s hardware upgrades contribute to its efficiency, setting it apart in its price range.
The MK808S features a user-friendly interface, ensuring ease of operation. While it lacks ECU coding, a feature found in the D7 and CRP919E, it compensates with excellent full-system diagnostics, active tests, and service functions. This trade-off makes it a strong contender for those prioritizing brand reliability and core diagnostic features.
#3. Launch CRP919E Elite
Pros:
- Touch screen & physical buttons
- Full active test support
- Impressive speed
- Reputable brand
Cons:
- No separate graphs view
The Launch CRP919E is a versatile scanner that combines ECU coding capabilities with brand trust, similar to the XTOOL D7 but with added reliability. It excels in active tests and boasts impressive speed, powering up in 30 seconds and retrieving VIN in about a minute, comparable to the Autel MK808S.
A standout feature is its 31 service functions, exceeding the Autel MK808S and XTOOL D7. Function availability may vary by car model, so verification is recommended before purchase. The main drawback is its live data display, which only offers combined graphs, unlike the XTOOL D7’s individual PID graphs.
The unique combination of a touchscreen and physical buttons enhances usability, especially in workshop environments.
Autel MK808S vs Launch CRP919E >
Best Professional Car Diagnostic Tools [for Pros/Shops]
For professional mechanics and auto shops, the Launch X431 V+ PRO is the leading OBD2 scan tool. Alternatives like the XTOOL D8BT and TOPDON Phoenix Plus also offer robust features for professional use.
#1. Launch X431 V+
Pros:
- Accurate vehicle topology
- Full bi-directional control
- 90% manufacturer-level functions
- OBD1 & OBD2 compatibility
- User-friendly interface
Cons:
- Inconsistent AutoVIN
- High update fees
In the $1,000 price range, the Launch X431 V+ is an exceptional professional scanner with impressive performance. Its extensive vehicle coverage, rare at this price, includes both OBD2 and OBD1 vehicles, with an included OBD1 connector.
The topology map is a standout, more accurate and refined than the XTOOL D8BT. It also performs system scans quickly, outperforming competitors in speed and user interface responsiveness. While the $430 update fee is considerable, it’s a worthwhile investment for professional use.
#2. XTOOL D8BT
Pros:
- CAN FD protocol support
- Affordable topology map
- Offline Ford/Mazda programming
- Fast performance
Cons:
- Limited older vehicle support
The XTOOL D8BT offers excellent value, including features like ECU coding and offline programming for Ford/Mazda. Its topology map provides a system overview, and while not as refined as pricier options, its affordability is a major advantage.
Screen responsiveness can be occasionally inconsistent, requiring double taps for some users. However, its scan speed and service function performance are impressive. For professionals seeking robust features without a high cost, the D8BT is a strong choice.
#3. TOPDON Phoenix Plus
Pros:
- Topology map feature
- Relatively fast performance
- Long battery life
- Effective customer support
Cons:
- High subscription fee
The TOPDON Phoenix Plus is comparable to the Launch X431 V+, offering similar functionality and performance. It includes ECU coding and 41 service functions, catering to diverse repair needs. The device is user-friendly and performs commendably in evaluations.
A notable advantage is its battery life, lasting about 3 hours longer than the V+. Scan and active test speeds are swift, though potentially slightly slower than the V+. Topdon’s customer support is exceptional, making the Phoenix Plus a reliable option, especially for those valuing support from a newer company.
Best Professional Scan Tools with ECU Programming
For ECU programming capabilities at different price points, the XTOOL D9S Pro is the budget-friendly pick, while the Autel MaxSys Ultra offers advanced features for shops needing comprehensive functionality.
#1. XTOOL D9S Pro
Pros:
- Affordable
- ECU programming for 5 brands
- Impressively fast
- Excellent tech support
Cons:
- Slightly dim screen outdoors
The XTOOL D9S Pro is a cost-effective scanner with ECU programming, a surprising feature at its price point (under $1500). It supports ECU programming for five brands, including Benz and BMW.
It delivers remarkable speed and performance, with a responsive screen for quick operation. The D9S Pro is an excellent choice for those needing ECU programming without a high budget, backed by XTOOL’s reputation for dealer-level functions at affordable prices.
#2. Autel MaxiSys Ultra
Pros:
- 5-in-1 VCMI included
- Advanced BMW/Benz ECU programming & coding
- Extensive reset services
- 8+ hours battery life
- Split-screen functionality
- Exceptional speed
Cons:
- High cost
The Autel MaxiSys Ultra rivals Snap-on scanners, offering impressive versatility and addressing about 95% of shop needs. While the priciest ECU programming scanner, it includes a valuable 5-in-1 VCMI ($2,000 value) with multimeter, oscilloscope, waveform generator, CAN BUS check, and VCI functions.
Despite its complexity, testers found the Autel Ultra user-friendly after some practice. Its exceptional speed makes it the fastest scanner in this guide. Though expensive for personal use, it’s a worthwhile investment for auto shops seeking top-tier capabilities.
Best Professional OBD2 Scanners For Beginners
For beginners, the BlueDriver is the best Bluetooth OBD2 scanner, while the INNOVA 5210 is recommended for those preferring a cable connection.
#1. Innova 5210
Helpful link: Innova vehicle coverage checker
Pros:
- Affordable
- Fast operation
- Accurate code readings
Cons:
- Short cable
- Limited basic function support
The INNOVA 5210 is excellent for beginners, offering fast diagnostics for engine, transmission, and ABS systems. It displays codes in under 30 seconds and live data (engine system) in under 10 seconds. While the menu is initially slightly confusing, it becomes intuitive quickly.
Special functions are limited, with Oil Reset functional for about 80% of vehicles. However, battery and alternator tests are consistently accurate. The INNOVA 5210 is a great, affordable option for basic home diagnostics, though those needing advanced functions should consider other tools.
#2. BlueDriver
Pros:
- Full-system diagnostics
- Three service functions
- User-friendly app
- Portable
Cons:
- No third-party app support
BlueDriver is a top choice for beginners wanting smartphone-based diagnostics. While occasional connection issues were noted, it generally provides fast, full-system scans, presenting fault codes clearly categorized by system.
The “Repair Report” feature offers code definitions, frequency, and repair guidance, including parts recommendations. BlueDriver’s fixes were found reliable and helpful. Live data is supported, though limiting PID selection to 4-5 at a time is recommended for optimal app performance. BlueDriver is exceptional for beginners, despite minor connection inconsistencies.
OBD2 Scanners Buying Guide
1. Determine Your Need and Budget
Choosing a scanner requires aligning with your needs and budget:
- Beginners: Under $100, basic diagnostics.
- Home Mechanics: Under $500, enhanced features for DIY repairs.
- Professionals/Shops: $500 to $4000+, comprehensive functions for diverse vehicles.
2. Things To Consider Before Buying a Scanner
Key considerations for vehicle diagnostic tools:
- Performance: Fast, accurate diagnostics and reliable maintenance functions.
- Compatibility: Supports your vehicle makes, models, and protocols.
- Ease of Use: Clear instructions, intuitive navigation, well-organized menus.
- After-sales Service: Customer support, free updates, reasonable update fees.
- Durability: Robust build quality for automotive environments.
Aim for an OBD Advisor Rating of 8.5 or higher for optimal performance.
3. Choose Your Scanner
Review scanner ratings and use the “Full comparison chart” for detailed comparisons. Purchase through provided links, which may earn us a commission, supporting our honest reviews.
Conclusion
Selecting the right automotive scan tool depends on your specific needs and expertise. From beginner-friendly options like the BlueDriver and Innova 5210 to professional-grade tools like the Launch X431 V+ and Autel MaxiSys Ultra, our top-rated automotive scan tools are chosen to empower you with effective vehicle diagnostics and repair capabilities. Consider your budget, required features, and vehicle compatibility to make the best choice for your automotive needs.
