The Best OBD2 Scanner 2021

Rather than visiting a mechanic each time your car has issues, investing into an OBD2 scanner is the best option. It allows you to view and clear stored fault codes, reset parameters and access advanced features and below are some of our recommnedations.

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Best OBD2 Scanner
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After using a number of scan tools, we found that the best OBD2 scanner is the Autel Maxisys MS906BT, which is a professional car diagnostic tool with advanced features such as ECU programming and OEM level functionality. However, if you require a more affordable alternative, the brand’s Autel MaxiDiag MD806 is the best option for most car owners.

Whilst testing the devices, we based our conclusions upon their functionality, usability and value for money. If you have never used an OBD2 scanner before, we recommend that you read our detailed guide on how to use them. Whether you use a Bluetooth OBD2 scanner or a basic car scanner, they are much easier to use than they once were.

Car Diagnostic Tool Comparison

OBD2 ScannerTypeConnectivity
Autel Maxisys MS906BTTabletCable, WiFi & Bluetooth
Autel MaxiDiag MD806Handheld UnitCable Only
LAUNCH CRP Touch ProTabletCable & WiFi
ANCEL FX3000 Diagnostic ToolTabletCable Only
OBDLink LX Car ScannerSmartphone AppBluetooth
Carista Code ReaderSmartphone AppBluetooth

Depending on how you wish to use a car diagnostic tool will determine which is best for your requirements. If you are a mechanic or an enthusiast, the premium professional tools offer full system diagnostics as well as advanced features.

Below is a list of the best OBD2 scanners that allow you to clear fault codes, reset service lights and much more.

The Best OBD2 Scanner


1. Autel Maxisys MS906BT Professional Car Diagnostic Tool

Autel Maxisys MS906BT Professional Car Diagnostic Tool
For any home or professional mechanic, the Autel Maxisys MS906BT is the ultimate OBD2 scanner. It’s the brand’s flagship model that’s packed with advanced functions such as OEM level functionality and ECU programming.

In order to improve the usability of this OBD2 scanner, it has an extra large display (8 inch) and runs on an ultra-fast Android operating system. Also included is a wireless Bluetooth VCI device, which connects to the scanner and allows you to move around without having to stay connected to the OBD port.

Other features of the Autel Maxisys MS906BT include:

  • Covers over 800 different manufacturers
  • Advanced ECU programming
  • Runs on the Android 4.4.4 operating system
  • Large 8 inch display (1024 x 768)
  • Built-in 8 megapixel camera
  • Interactive data logging sessions
  • Online software updates and remote tech support
  • Automatic VIN technology
  • Durable robust plastic casing

Although expensive, the MS906BT is a professional OBD2 scanner that covers all the basics and offers many advanced functions. If you are regularly using OBD2 scanners, the MS906BT is one of the best investments you’ll make.
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2. Autel MaxiDiag MD806 Car Code Reader

Autel MaxiDiag MD806 Car Code Reader
Another car diagnostic tool by the reputable Autel brand is the MaxiDiag MD806. It’s a compact alternative that offers full systems diagnosis and service functions for a wide range of car manufacturers.

As with the more expensive Maxisys MS906BT, this car scanner also comes with free updates. This means it will continue to work with the latest car models that are released in the upcoming years when its updated.

Other features of the Autel MaxiDiag MD806 include:

  • Compatible with over 50 different manufacturers
  • Live data and printable diagnostic reports
  • Automatic VIN detection
  • Lifetime free updates
  • Compact and durable construction
  • Supports 13 different languages
  • Supplied with a carrying case

The Autel Maxisys MS906BT is an easy to use and highly capable OBD2 scanner that won’t disappoint. It’s also backed by the reputable Autel brand and comes with a lifetimes worth of free updates for complete peace of mind.
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3. LAUNCH CRP Touch Pro OBD2 Scanner

LAUNCH CRP Touch Pro OBD2 Scanner
Launch are another popular brand of car diagnostic tools and they offer a wide range of devices. The CRP Touch Pro is their mid-range model that’s not only an OBD2 scanner but also a tablet, which you can download apps onto.

In terms of the compatible vehicles, it offers a huge selection that includes anything from a Bugatti Veyron to a Fiat 500. It’s a versatile car code reader that supports multi-lingual functionality and is also very easy to update too.

Other features of the Launch CRP Touch Pro include:

  • 5 inch touchscreen display
  • Runs on an Android operating system
  • Extensive coverage of over 76 OEM systems
  • Oil, SAS, BMS, EPB and DPF reset from one button
  • WiFi connectivity and app store
  • 3,000 mAh battery for extended use
  • Real-time graph data and printing
  • Record and playback date

The Launch CRP Touch Pro is an easy to use car diagnostic tool that’s packed full of intuitive features. However, if you require further functionality such as ECU coding or activation tests, their professional X431 model is the best option.
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4. ANCEL FX3000 Automotive OBD2 Scanner

ANCEL FX3000 Automotive OBD2 Scanner
ANCEL is another brand that produce a wide range of car scanners and their FX3000 is one of their most popular models in the UK. It uses a 4 inch TFT LCD display and a simplistic user interface, which makes it far easier to use when compared to its predecessors.

In terms of the functionality, it offers 5 different reset functions (oil, EPB, SAS, ABS and BMS) and a full system diagnosis, which includes testing the engine, ABS, SRS and transmission.

Other features of the ANCEL FX3000 include:

  • Suitable for most 1996+ US, 2002+ EU and 2005+ Asian cars
  • Provides a full system diagnosis and 5 reset functions
  • Retrieves general “P” codes and vehicle information
  • View freeze frame and live data
  • Lifetime free upgrades
  • Backed by a 12 month warranty

The ANCEL FX3000 is an excellent all-round OBD2 scanner that ticks all the boxes and offers great value. Whether you are a home mechanic or professional, it won’t disappoint and it also comes with a lifetimes worth of free updates.
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5. OBDLink LX Bluetooth OBD2 Scanner

OBDLink LX Bluetooth OBD2 Scanner
If you want to use your smartphone for car diagnostics, the OBDLink LX uses Bluetooth connectivity to connect your car with an Android device. Although the brand offer other cheaper versions, the LX is their flagship model.

According to the brand, their Bluetooth OBD2 scanner is up to 300% faster than the nearest competitor. It’s also backed by a three year warranty and free firmware updates for complete peace of mind.

Other features of the OBDLink LX include:

  • Maximum vehicle coverage
  • Compatible with Android devices (not iOS)
  • Highly secure and installs in seconds
  • Automatic sleep and wake up functionality
  • Supports third party apps such as Torque and DashCommand
  • Free firmware updates
  • Backed by a three year warranty

The OBDLink LX is a high performing Bluetooth OBD2 scanner that’s packed full of functionality and won’t disappoint. However, it’s important to note that it isn’t compatible with iOS devices, which is the main drawback of this scanner.
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6. Carista OBD2 Bluetooth Adapter

Carista OBD2 Bluetooth Adapter
By far the most popular OBD2 scanner is by the Carista brand, which is a Bluetooth car scanner that’s compatible with both Android and iOS devices. It’s also one of the cheapest options on the market, which is the reason for its popularity.

In order to use the device, simply plug it into the OBD2 port under the dashboard, download the dedicated application and then connect the two via Bluetooth.

Other features of the Carista Bluetooth Scanner include:

  • Supports both iOS and Android devices
  • Premium advanced features (additional cost)
  • Easy to setup and connect over Bluetooth
  • Can be stored easily in the glove box
  • Compatible with other third party apps

Although it’s one of the cheapest, it does have some paid options on the app for features such as advanced diagnostics and much more. Overall, it’s a simple and versatile OBD2 scanner that offers great value for the money.
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Testing The OBD2 Scanners

Over the years, we have used a variety of car diagnostic tools to keep our personal, friends and family’s cars up and running. In the below Instagram post, it shows a selection of our OBD2 scanners that we own and used during testing.

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Whilst researching the available OBD2 scanners available in the UK, we based our recommendations upon a number of factors, which include their functionality, usability, value for money, brand reputation and available add-ons.

As with any technology, there will be new devices released each and every year by the brands, which we intend to get our hands on and test to keep this article updated.

Conclusion

Rather than relying on guesswork or costly trips to a mechanic, an OBD2 scanner is a great investment. Depending upon your requirements, they are available in a range of budgets with functions suited for all experience levels.

To avoid disappointment, we advise that you purchase from a reputable brand that have been producing car diagnostic tools for many years. You should also analyse the compatibility list to ensure that your car manufacturer is listed.

author dan 4car

Written By Dan

Dan has been a car enthusiast ever since he can remember and has an extensive range of cars that include classic cars that he has restored himself from a barn find condition to modern performance cars. Whether you need advice on how to install car parts or recommendations on what products to buy, Dan’s first-hand experience will certainly help.

If you want to find out more about Dan, our testing process or the website itself, visit our about page for further information.

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