Advertising Disclosure Obd Ii Engine System Diagnostic Tools Comparison - November 2025
5 Best Obd Ii Engine System Diagnostic Tools In the UK
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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| 1 Best Choice  9.8Exceptional | 2  9.7Exceptional | 3 Best Value  9.6Exceptional | 4  9.5Excellent | 5  9.3Excellent |
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ModelANCEL AD310 OBD2 Code Reader OBD2 Scanner Universal Car Engine Fault Code Reader, Car Diagnostic Tool for All OBD Vehicles since 1996 & Newer (Black) | Model TOPDON OBD2 Code reader Scanner ArtiDiag500, Engine ABS SRS Transmission Car Diagnostic Tool for all cars, 6 Reset Services for Oil/SAS/TPMS/ETS/BMS/Brake, Wi-Fi Free Update | Model MOTOPOWER MP69033 OBD2 Scanner Universal Car Engine Fault Code Reader, CAN Diagnostic Scan Tool for All OBD II Protocol Cars | Model MOTOPOWER MP69038 Car OBD2 Scanner Code Reader Engine Fault Code Reader Scanner CAN Diagnostic Scan Tool - Elite Edition | Model OBD2 Bluetooth Scanner Code Reader Reset for iOS iPhone Android Windows, Auto Car Diagnostic Scan Tool OBDII Adapter for Check Engine Light for Torque, OBD Fusion, Car Scanner App |
BrandANCEL | Brand TOPDON | Brand MOTOPOWER | Brand MOTOPOWER | Brand RICOKEY |
Reviews | Reviews | Reviews | Reviews  | Reviews |
Features | ||||
Worth the money 9.1 | Worth the money 9.3 | Worth the money 9.1 | Worth the money 9.1 | Worth the money 8.1 |
Simple to use 8.6 | Simple to use 9.8 | Simple to use 9.6 | Simple to use 9.4 | Simple to use 8.1 |
Tech Specs | ||||
Manufacturer part numberAD310 | Manufacturer part number ArtiDiag500 | Manufacturer part number MP69033 | Manufacturer part number MP69033 | Manufacturer part number Bluetooth OBD2 Scanner |
Item Weight272 g | Item Weight 1.27 kg | Item Weight 289 g | Item Weight 222 g | Item Weight 40 g |
ModelAD310 | Model ArtiDiag500 UK | Model MP69033 | Model MOTOPOWER | Model - |
Special FeaturesCheck engine | Special Features 4 System diagnostic: Engine/ABS/SRS/Transmission Full obd2 function AutoVin Online Feedback Data Record Replay DTC LookUp Wi Fi Free Update | Special Features DTC lookup library, Data Flow, Real Time Graphic View, View Freeze Frame | Special Features One click I/M readiness, Color TFT screen, Mini size design for easy operation | Special Features - |
Batteries1 Lithium Ion batteries required. | Batteries 1 Lithium Ion batteries required. included | Batteries 1 Lithium Ion batteries required. included | Batteries - | Batteries - |
Product Dimensions- | Product Dimensions - | Product Dimensions 15.29 x 6.99 x 2.31 cm 289.17 Grams | Product Dimensions 15.29 x 6.99 x 2.31 cm 222 Grams | Product Dimensions 10 x 6 x 2.4 cm 40 Grams |
Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.8
1ANCEL33% OffANCEL AD310 OBD2 Code Reader OBD2 Scanner Universal Car Engine Fault Code Reader, Car Diagnostic Tool for All OBD Vehicles since 1996 & Newer (Black)
9.1 worth the money8.6 Simple to useWhy we love it
You can figure out whats wrong with your car without having to go to a mechanic
It works on most cars
Its easy to use
-
9.7
2TOPDON20% Off
TOPDON OBD2 Code reader Scanner ArtiDiag500, Engine ABS SRS Transmission Car Diagnostic Tool for all cars, 6 Reset Services for Oil/SAS/TPMS/ETS/BMS/Brake, Wi-Fi Free Update
9.8 Simple to use9.3 worth the moneyWhy we love it
The ArtiDiag500 is a professional level car diagnostic tool that is affordable.
It can access 4 vital car systems Engine/ABS/SRS/Transmission and has a library of DTCs.
It has a smooth Android 7.0 interface, 16GB ROM, and a 5 touchscreen.
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9.6
3MOTOPOWER21% Off
MOTOPOWER MP69033 OBD2 Scanner Universal Car Engine Fault Code Reader, CAN Diagnostic Scan Tool for All OBD II Protocol Cars
9.6 Simple to use9.1 worth the moneyMain highlights- Wide Vehicle Compatibility - The OBD2 professional automatic scanner supports all OBDII protocols such as KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN. Works with most 1996 and newer US cars, 2000 EU and Asian cars, light trucks, SUVs, and newer OBD2 and CAN vehicles both at home and abroad. Supports 6 languages - English,German, Dutch, Spanish, French, Italian. 【Refer to the Compatibility Guide to see if the scanner supports your car. 】
- Plug & Play for Every Driver - No Apps or WiFi needed. No additional battery or charger needed. Extended cable reaches tight spaces, while the intuitive menu works right out of the box. Perfect for DIYers and mechanics. Designed with a clear LCD screen (128 x 64 pixels) - white backlight and contrast adjustment.
- Please make sure refer to the Compatibility Guide to see if the scanner supports your car. If you have any question, please contact the seller/store directly for assistance. We provide hassle-free return or refund. 【Direct refund without return if any quality problem or compatibility issue. Save your time and cost.】
- Multi-Functions - Practical Multi-Functions OBD2 code reader features built-in OBD2 DTC lookup library, which help you to determine the cause of the engine light, read code, erase code, view freeze frame, I/M ready, vehicle information, data flow, real-time curve, get vehicle speed information, calculate load value, engine coolant temperature, get engine speed.
- Connection Guide - Plug the scanner into the OBDII port on your car, turn on the ignition and then press the OK button to make the connection. To view the live data, please start the engine. 【Erase Codes】 - When you find the fault codes, please fix the problem before erasing the codes. If the codes erased without the problem fixed, the engine fault light may turn on again in the future.
- Compact Design - Car diagnostic scanner is equipped with a 2.5 feet long cable and made of a very thick flexible insulator.There are 6 buttons on OBD2 Scanner: scroll up/down, enter/exit and buttons that quick query VIN vehicle number & the DTC fault code.
- ABS / Airbag codes NOT Supported - It is able to read and clear check engine information which is part of OBDII system, but it cannot work with non-OBDII systems, including ABS / Airbag / Oil Service Light, etc.
Our ranking system
The topchoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. topchoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.
Features
Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
Consumer Reviews
We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
Popularity
Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
Value for money
topchoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
topchoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
