ELM 327 Vs FIXD – What’s Your Best Option for 2024?

Last Update On: April 30, 2024 | Artilcle Author:

ELM 327 and FIXD scanner are pretty similar in performance. But you will only need one of them to scan your engine. Therefore, you might be curious about ELM 327 vs. FIXD. What's your best option for 2021?

ELM 327 and FIXD scanner are both quite good at running onboard diagnostics. But in ELM 327, you can only connect one vehicle at a time. In contrast, FIXD scanners can have multiple cars in one account. Also, it has its own app. The code interpretation of ELM 327 is more expert-oriented, but FIXD describes it in general terms.

To choose between the two scanners, you must have all the vital information about both devices. This will ensure you don't make the wrong decision about your car's safety.

What Is an OBD-II Port?

OBD-II (On-Board Diagnostics) port is a built-in computer inside your car. It helps to monitor the essential status of your vehicle like oil emission, mileage, speed, temperature, etc.

What Is an OBD-II Port

It has a connection with Check Engine Light, which helps alert you if any malfunction happens to the engine. The OBD-II port generates codes that can help you recognize and troubleshoot engine problems. Each malfunction has a different code.

When you get a signal or want to know the current status, you can attach a scanner to the OBD-II port. It will recognize the codes and let you know the specific issue with your vehicle.

After 1996 it was illegally mandated that every car must have an OBD-II port on board. Otherwise, they will not receive a road permit. This rule is not only for the USA but also all over the globe. Therefore, every car purchased after 1996 has an OBD-II port in them.

ELM 327 Vs FIXD: Comparison Chart

A comparative chart can portray the difference between ELM 327 and FIXD in a more analytical form. Skim through for a quick study on the differences but check out the more detailed comparison later.

Our Pick
ELM 327
ELM 327
Number of vehicles in one account
Number of vehicles in one account
General Term
Technical Term
Number of codes
Number of codes
Premium service
No premium service
Wi-Fi, Bluetooth, USB

ELM 327 Vs FIXD: What Is the Difference?

ELM 327 and FIXED scanner both are prominent vehicle scanners. But they differ in the connected number of vehicles and the decoded language. Knowing about both devices in detail is wise before choosing one between them.


ELM 327 OBD-II Scanners Device

The OBD-II generates trouble code. But to recognize them, you need scanners like ELM 326. They are also the decoder for your vehicle.

What is ELM 327?

To diagnose malfunctions, indicators, performance stability, and errors of ECU (electronic control unit), a device is needed to establish the connection between the code reader and your vehicle's onboard computer.

ELM 327 is a device of such category. It is an Automotive scanner or adaptor. The device gets connected to the onboard computer through the OBD-II connector. It then establishes a link between the Diagnostic bus off your vehicle and a laptop or a smartphone where you will get the reading.

ELM 327 OBD-II Scanners Device

The scanner does extensive work. Besides diagnosing malfunctions, indicators, and performance stability, ELM 327 can also read cleaning diagnostic erodes, real-time speed of a vehicle, the temperature of all the Fluids and air consumption, pressure in the first system, and throttle position, and many more.

In some cars, depending on the model and configuration, ELM 327 can be used to unlock different features and reconfigure logs and folding mirrors. It will also help you to adjust gas pedals responsiveness and dashboards data.

Features and Functionalities

If you are well-versed in operating the ELM 327 scanner, you can use it in extensive work. Depending on the model of your vehicle, ELM 327 can do different activities.

There are lots of features that make ELM 327 attractive to customers. These features are not always found in other scanners. Here are a few that stand out.

Connects with Smart Devices

Not every scanner can get connected with all sorts of smart devices.

But you can connect ELM 327 with your smartphones, tablets, laptop, desktops, and other readable devices. Therefore, if you don't have a desktop or laptop, you can use Android and iOS products to decode your engine information.

This feature makes ELM 327 more accessible to users.

Have Different Types of Connectivity

Another critical feature of ELM 327 is it can be connected to your devices through different connection mediums.

You can use Wi-Fi, Bluetooth, and USB. If you're looking for a cheaper version of ELM 327, it will have only a Bluetooth connection. But in the expensive ones, you will find a USB and Wi-Fi connectivity port.

Therefore, it gives you the option to choose between connectivity according to your preferences.

Multi-purpose Use

ELM 327 is used for multi-purpose activities. Not only does it recognize errors in your engine, but it also does a complete engine check-up. It helps you to –

  • Read engine data
  • Report error codes
  • Check engine lights
  • Display current sensor data
  • Clear error codes
  • Turn on/off additional features

Users often lean towards the ELM 327 when choosing a scanner because one device can do so many activities. These three features are the main selling point of ELM 327.

How Does the ELM 327 Device Work?

The ELM 327 works in four ways. With these three procedures, the device completes the scanning process of your engine and stimulates results.

1. Reads Diagnostic Trouble Codes:

Reading diagnostic trouble codes means ELM 327 can read both generic and manufacturer-specific codes. It not only reads the OBD-II of your vehicle but also communicates with it.

The device has an interface in it. This system allows you to read the problem codes. Therefore, it gets easier on your side to decide if the problem can be solved by DIY or if you need help from experts.

Once the issues get fixed, again, with the help of ELM 327, you can clear those codes. Thus, the next time you scan codes, you get the recent codes.

2. Reads Diagnostic Data:

Besides reading data and clearing codes, the EML 327 can lead you to investigate PDIs (pre-delivery inspection). This lets you manage your vehicles even before the trouble codes appear.

PDI data lets you show your performance records in graphical form. It also indicates emission data. This helps you know if your vehicle is eligible and can pass emission testing.

3. Tracks Live Data:

To track your engine's performance and oil performance, the EML 327 plays an important role. It follows the real-time status and can monitor almost 60 different factors depending on the model of your vehicle.

Among these factors, you get updates on average trip speed, barometer, RPMs, CO2 emissions, fuel pressure and temperature, mileage, torque, and many more.

4. Manage Data:

Once you track the data from the scanner, you can also manage them from the ELM 327. The data can be downloaded on your device and shared with experts.

If you put your car on servicing, this record will help mechanics restore your vehicle more efficiently.

How Do You Use ELM 327?

Using the ELM 327 is elementary. Here are the steps that will help you to install and use an ELM 327 on your device.

Step 1: Install Diagnostic App

To operate ELM 327 on your smart device, you need to use some apps. Download and install them from authorized sources.

You can use Torque pro, Dash, OBD Fusion, etc., apps for Android. On iOS devices, you will find the iOS version of these apps. In the case of Windows, you will get OpenDiag, Car Scanner ELM, ODB Auto Doctor, etc.

Step 2: Plug-In ELM 372

Depending on the model of your vehicle, you will find an ELM 372 adapter located in your car in different places. Some common areas are under the mudguard or in the glove compartment. Locate it and plug in the ELM 372.

Step 3: Pairing

After plugging in the ELM 372, it is time to connect it with your device. Use Bluetooth, Wi-Fi, or USB cable to complete the pairing.

Step 4: Diagnose the Vehicle

Now, run the app that you have installed. The adapter should be detected automatically; otherwise, choose manually. This will get the actual diagnosis.

If the procedure is completed without any problem, the information will appear on the screen. You will see the performance record and buttons to communicate with your vehicle.

Where to Buy?

ELM 327 is a readily available product. You can find it in almost any hardware store nearby. They are also available in Walmart, both online and offline shops. You can also place an order on Amazon and eBay.

There are different Chinese replicas of ELM 372 in the market. To avoid purchasing them, make sure the source is reliable. Some brand servicing centers sell them too. You might find them a bit costly. But they are reliable to be authentic.

FIXD OBD-II Scanner Device

The FIXD OBD-II scanner is an engine scanner. It's a tool that establishes a connection between your smart device and vehicle.

What Is a FIXD OBD-II Scanner?

As a scanner device, the FIXD helps to scan code from OBD-II. It is a pack of hardware and software. The hardware part needs to be connected to the vehicle. Once you connect the device to the OBD-II port, it will start to operate and scan the code.

What Is a FIXD OBD-II Scanner

The decoded information of FIXD is sent to the app on your device. It works as an information bridge between your vehicle and your smart device. The device works in all cars that were manufactured after 1996.

The device is relatively small in size. It comes in 1.9 by 1.6 by 0.8 inches. It is handy to place.

You can easily use this device on any gasoline-powered engine, including exclusive electric or diesel engines. It also works fine in hybrid engines.

It is one of the most trusted scanners for hybrid engines. The FIXD active car health monitor makes sure your hybrid engine is in good health.

Features and Functionalities

The FIXD scanner is a small device, but it offers many exciting functionalities. Here are some features of FIXD OBD-II Scanner that you might feel investment-worthy.

  • Easy To Use: The scanner can recognize more than 7000 fault codes in your vehicle. It is one of the highest numbers of code generators of its generation.
  • Beginner Friendly: The FIXD OBD-II scanner can tell you what is wrong with your vehicle and how severe it is.

Beginner Friendly

  • Multiple Vehicle Protection: Using one account on the app of FIXD, you can connect several scanners. Therefore, it makes it easy to look at your child's vehicle and ensure it is safe to use. Also, the same feature applies to multiple vehicle owners. You don't have to install multiple apps for each vehicle.
  • Premium Memberships: FIXD offers premium membership. This option will refer you to expert mechanics at a lesser cost. They will also help you in DIY repair by saving your money. However, the premium membership is optional and comes with additional advantages.

How Does the FIXD Device Work?

The FIXD scanner works in three ways. These help you to communicate with your vehicle.

1. Check Engine Diagnostics

The primary work of the FIXD scanner is diagnosing your vehicle's engine. It has an established link with the check engine light. Every time you get a check engine light, you do a scan and get to know what is wrong with your car.

2. Severity Of the Trouble

While other OBD-II scanners tell you the problem with your device, FIXD can tell you about the issue in easier words.

It informs you how severe the problem in your engine is. Thus, you can know if it is treatable by DIY methods or if you need expert help.

3. Maintenance Alerts

The FIXD scanners give you live updates about your vehicle. Therefore, it sends you maintenance signals that help you avoid serious malfunctioning. These enhance the life of your car.

A car owner can stay updated about this car's status with these three functions. This can help to avoid sudden accidents in the middle of nowhere.

How Do You Use FIXD?

Using a FIXD is very easy. It only takes five easy steps to set it up and start scanning. Here are the steps that you will need to take.

Step 1: Plugging In FIXD:

First, locate the OBD-II port in your vehicle. Depending on the model of your car, its location can vary. It is best to look at the car manual and find out where the port is.

In general, the port can be found under the mudguard or the glove compartment. Once you locate it, attach the FIXD.

Step 2: Download and Install The App:

For Android or iOS, you will find the FIXD app. You will need to download the app and run it on your device.

Step 3: Creating Account:

After installing the app on your device, it is time to open an account. Use Bluetooth to establish a connection between your device and FIXD. Then open an account with some basic information.

Step 4: Scan:

To run the scan, you must start your car. Then open the app on your device and tap on Scan. The app will start reading the available codes and provide you with interpretations.


Where to Buy?

FIXD OBD-II scanner is available at the accessories shop for vehicles. If you don't find it in your nearest shop, you can order it online form the official website.

Before buying one, make sure you accept the authentic product and not a replica. Never forget to check the product key. That proves the authenticity of your device.

ELM 327 vs. FIXD – Which Is Better?

The ELM 327 and FIXD are both OBD-II scanners. Even though ELM 327 has multiple ways to connect to your vehicle, it is better to have a FIXD Scanner.

FIXD scanner allows you to use a single account for multiple vehicles. And you can scan them from one device. Also, FIXD interprets the codes in more general words. Therefore, you will not need an expert to identify the problems every time. The FIXD scanner also has an app that ensures the security of your vehicle's data.


Both ELM 327 and FIXD are well-known OBD-II scanners. They have different selling features. While one is for experts, the other one is for beginners. You have to choose one based on your requirements and level of expertise.

The OBD-II scanner is a crucial piece of equipment for your safety. Therefore, it is essential to analyze the comparison of ELM 327 vs. FIXD. What's your best option for 2021? You need to judge very carefully and finalize. Knowing about them in detail will help you decide which one to choose.



Buy Now
Features 10
Value for money 9
Ease of use 10
Flexible 9
  • Easy to set up
  • Connect up to 5 vehicles
  • Easy to read data
  • Simple English diagnosis
  • The U.S made product
  • ABS and airbag codes could not be read in their entirety.

Evan Skylar

Hi! Evan Skylar here! I’m a huge tech enthusiast and professional product tester with extensive work experience in some of the most eminent tech giant companies in the world. Love to play with new gadgets and explore what’s new in the tech world. Besides, I also like to share my knowledge on the latest innovations which made me quite popular in my surroundings, leading me to open this website. If you need a tech friend in need, I’ll be that friend indeed! Stay connected!

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