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7 Best Digital Speedometers For Cars In 2023 – Expert Review & Buyers Guide

Best digital speedometer for cars

The best digital speedometer for cars makes driving easier by providing comprehensive information on speed, direction, warning signs, etc. This is a safety and technical feature that can minimize distractions while driving.

Vehicles now use digital speedometers to make cars and trucks safer. Some high-end cars come with head-up technology as standard, but most offer it at an additional cost.

If your car does feature a digital speedometer, and you want to own this high-quality component on your car, then you can buy an aftermarket digital speedometer for your vehicle. The market offers high-quality HUD products that display all the relevant information on your windshield.

You can project GPS and speed interfaces on the device to stay in control while driving. Since you do not aware of a heads-up display, we are researched and tested top-notch universal digital speedometers for cars.

You are happy to know that all of these products are best sellers and most sought items are available for measuring speed and other things for your vehicle.

Our Top Choices For Digital Speedometers For Old Cars

Digital speedometers are handy tools for offering a reliable and easy-to-drive experience for any novice driver.

Some ultra-premium models may have a built-in HUD, but one of these devices lets you add these features to almost any dashboard.

You might be confused about which is right for your car. Do not panic, We’ve tested and selected some of the best aftermarket digital speedometers for cars for you to find out.

Best digital speedometer for old cars
SHEROX 3.5″ Car Digital Speedometer
  • Brand: SHEROX
  • Material: Glass
  • Color: Black
  • Four display function
digital speedometer for car
2Our Pick
Lttrbx. T600 Universal Display Digital GPS Speedometer
  • Brand: Lttrbx.
  • Material: Polycarbonate (PC)
  • Manufacturer: TIMPROVE
  • Color: Black
aftermarket digital speedometer for car
ACECAR 3.5 Inches Universal Digital Speedometer
  • Multi-function zone
  • Works with 12 or 24V voltage 
  • CE FCC RoHS Certified
  • 3.5 inches of display

7 Best Digital Speedometers For Cars In 2023 To Buy Online

Whether you want a safer ride or include new technology in your vehicle, a digital speedometer is a perfect tool to add to your car. Many newer vehicles have digital speedometers that display information such as speed and navigation instructions on the glass windshield in your line of sight.

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It’s also see-through, so it’s not distracting. Does your car not have a head-up display? Don’t worry, we’ve put together a review of a top-rated portable digital speedometer for cars for installing it on vehicles that lack this feature.

1. Lttrbx. T600 Universal Display Digital GPS Speedometer

digital speedometer for car
  • Brand: Lttrbx.
  • Material: Polycarbonate (PC)
  • Manufacturer: TIMPROVE
  • Color: Black
  • Universal digital speedometer
  • 2.2” TFT LCD screen
  • 30° angle supporting design
  • Offer various functions
  • Instant voltage
  • Long-lasting performance

Timprove digital GPS speedometers are designed for use in any type of SUV, sedan, or truck. It has a single display on the front and a rocker switch on the back. It features an LCD screen to display information on the windshield.

You can easily use this device in any car as it rests at eye level on your vehicle’s dashboard. This small device has a 2.2-inch screen that you can mount anywhere on the dashboard.

It shows multiple gauges like speed, acceleration, RPM, or even just a clock, not to mention everything else the others on our list offer. The only difference here is that this doesn’t display anything on your windshield.

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This speedometer features an advanced GPS module that does not require an OBD connection for its work. So you can also use it in connection with older vehicles.

The further development of the HUD is reflected in the displayed functions. It guarantees the safety of its passengers. You can use the screen to perform a braking performance test before driving off.


  • Compatible with every car
  • Great built-in quality 
  • Low power draw
  • Ideal for safe and great driving
  • Accurate and keeps the signal on
  • It comes with an excellent display design


  • Takes a time to start

2. SHEROX 3.5″ Car Digital Speedometer

Best digital speedometer for old cars
  • Brand: SHEROX
  • Material: Glass
  • Color: Black
  • Four display function
  • Three alarm functions
  • Compatible with cars having OBD2/ EOBD interface
  • Simple clean elegant
  • 3.5-inch Screen
  • Easier to control
  • Includes 1 reflective film

Sherox’s digital display provides important data in an organized way so you can easily focus on the road and find what you need. This USD is equipped with a 3.5-inch screen that reflects images without glare and is easy to read.

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In addition, the brightness adjustment mode is also available here. You can change the brightness manually or switch to manual mode. The best thing about this UHD is its auto power on/off feature.

The device starts up quickly as soon as you start the vehicle. You’ll also receive at least three alerts that can make you a better driver. You can tell when your car is overheating or when the voltage drops.

The third alarm prevents you from exceeding the recommended limits because in this case, it will trigger. And while it can still show you battery warnings and the like, it’s the screen quality that sets it apart from the pack. We also like the auto-brightness feature for night driving.


  • Simple yet offers valuable functions
  • High accurate and easy-to-see
  • Included auto on/off feature
  • The screen has a good brightness level
  • Well organized display


  • There is no tech support

3. ELING Universal Speedometer Odometer for Car

best digital speedometer for cars
  • Brand: ELING
  • Material: Plastic
  • Color: Black
  • Suitable for all vehicles
  • IP67 waterproof and dustproof 
  • Works with 12 or 24V voltage 
  • 160 MPH max speed indicator
  • Work with 12V 24V voltage
  • Easier to control
  • Less power consumption

The Eling digital speedometer is one of the most versatile digital speedometers on the market. With its excellent GPS compatibility and high update rate, the Eling Universal Speedometer offers fantastic accuracy on the road.

As the name suggests, this is a universal digital speedometer for cars that makes a fantastic replacement for all older car models. It uses a simple three-wire connection with power, ground, and lighting that is easy to understand.

It also has a wide voltage design and operates between 12 and 24V. The GPS signal comes directly from the included GPS speed sensor, providing quick confirmation of location and speed.

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This speedometer is waterproof and dustproof. We love the vintage look and the GPS seems to work well. The biggest problem people had was the installation.

The instructions aren’t very clear, but the layout is simple, making it easy to understand with a little research. The large red backlit dial makes it easy to read in any situation.


  • Multiple color display options
  • Comes GPS speed sensor 
  • Waterproof and dustproof design
  • Provides quick location confirmation
  • Offers 1-year manufacturer’s warranty


  • Unclear instruction manual

4. ACECAR 3.5 Inches Universal Digital Speedometer

aftermarket digital speedometer for car
  • Brand: ACECAR
  • Material: Plastic
  • Color: Black
  • Suitable for all vehicles having OBD2/ GPS interface)
  • Multi-function zone
  • Works with 12 or 24V voltage 
  • CE FCC RoHS Certified
  • 3.5 inches of display
  • Offer OBD functions
  • Less power consumption

This ACECAR digital speedometer is more geared towards providing a simple yet effective experience. It offers a decent 3.5-inch LCD screen to display clear images.

There is also a light sensor that controls the brightness of the screen based on the available light in the environment. Here you get all the basic metrics and some advanced ones with precision.

Based on the GPS module in its casing, this device starts and shuts down automatically with the ignition of the vehicle. Annoy your favorite teen driver with speed alert settings. It needs to be plugged into a power source, so hide those unsightly wires.

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As for the compatibility factor, the device provides you with both ways of connection. You can connect this device either through the OBDII connector or through GPS mode.

GPS mode is best for older vehicles without OBD-II ports. Due to the simple need for a 12V power supply, this device can be used on almost any wheeled vehicle.


  • Easy to connect and use
  • Decent basic unit with a digital display
  • Good for safe and easy driving
  • Stress-free controls the brightness
  • Compatible with GPS vehicles


  • Not very accurate

5. Arestech 5.5 inches Head-Up Display

universal digital speedometer for car
  • Brand: Arestech
  • Material: Plastic
  • Color: Black
  • 5.5 inches colorful screen
  • Comes with a simple display
  • Offers automatic and manual brightness control
  • Display rich contents
  • Decrease car accident
  • Unique and elegant shape

ARESTECH offers you a top windshield screen that connects directly to your OBD plug-in. It offers you a whopping 5.5-inch screen size. You can look at the images without paying too much attention to them.

All basic functions and alarms, including vehicle voltage and temperature factor, are covered. This device displays the results in two modes: standard mode and speed mode.

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The standard mode shows all necessary functions when the vehicle speed is less than 80 km/h. Of course, brightness control is also available. In order for it to work properly, a reflective sheet must be attached, which is included in the kit.

The device uses an OBDII connector for connectivity. This makes it only compatible with newer vehicles. You can also consider the detailed compatibility table in the product description. Some customers reported that it only takes 2-3 months.


  • Easy to set and start 
  • Offers a bright display
  • Comes with a simple display
  • Massive screen size
  • Provide lots of information


  • Does not include a non-stick pad 

6. VGEBY 5.5” Multi-Color Digital Speedometer

cars with a digital speedometer for sale
  • Brand: VGEBY
  • Material: Plastic
  • Color: Black
  • 1.5slim fuselage
  • Uses nano-technology
  • Has fatigue driving indicator
  • 5.5” HUD Head Display 
  • Safe driving help
  • Offers leading vision

If you’re looking for one of the largest HUDs you can carry in your car without breaking the bank, this digital speedometer from VGEBY is for you. Projecting a large 5.5-inch screen onto your windshield, this heads-up display won’t let you down.

This gives you clear numbers without taking your attention off the road. It also uses nanotechnology to achieve maximum screen brightness. It removes all unnecessary reflections and provides sharper images.

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This HUD has all the basic functions and an alarm system. This alarm system includes a high-speed alarm, driver fatigue alarm, and also low voltage alarm. You don’t have to worry about the functionality of the device here.

According to lighting conditions, the screen controls its brightness easily. The manufacturer tries to give you all the connectivity you need for a convenient and comfortable ride. VGEBY works well with vehicles equipped with OBD2.


  • It is easy to use and view
  • Offers utmost screen brightness
  • Has bigger screen
  • Use of Nanotechnology


  • The difficult setting for beginners

7. Pyle 3.5’’ Multi-Color Head-Up Display

best digital speedometer for cars
  • Brand: Pyle
  • Color: Black
  • Screen Size: 3.5 Inches
  • Display Type: LED
  • Digital Pop-Up Screen
  • Suitable For All Vehicles
  • Offer essential driving data
  • Multi-color display
  • No hassle installation
  • Deliver real-time driving directions

Next on our list is the most reliable Pyle Universal HUD. This device features a simple plug-and-play cigarette lighter installation as it only uses GPS instead of your car’s OBD-II port. So you can easily use it with any vehicle.

Don’t worry if your vehicle is outdated or runs on electricity. These Pylse digital speedometers have a general 3.5-inch screen that reflects its readings on the windshield. Speed, driving direction, driving time, driving distance, and altitude are fully displayed.

Without having to take your eyes off the road, all important information is projected onto a color screen in front of the driver. Complete with a display that’s as bright as it is large, and the ability to display over two dozen vehicle information.

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This is one of the best car display screens money can buy. The device starts up quickly as soon as you start the vehicle. Also, you will see all the basic statistics of the car along with various alarm systems.


  • Show advanced functions as well
  • Feature a speed alarm for reliable driving
  • Ideal for each vehicle
  • Multicolor display for information
  • Great built-in quality


  • The speed meter is not fully accurate

Buying Guide To Aftermarket Digital Speedometer For Car

In order for you to choose the right digital speedometer, you need to know the most important features that a good display should have. Items to consider include:

– Types of Speedometer

There are two major types of aftermarket speedometers. A first for Round Gauge to use on your existing digital dashboard. Before purchasing, measure the existing available dashboard space for proper placement.

The second type is head-up displays. The main advantage of a head-up display is that you can keep your eyes on the road and not have to walk around looking for relevant information. 

Many digital GPS speedometers for cars can be customized so you can decide what information you want to see.

– Display Quality 

A speedometer display is not good if you have trouble reading the screen. When you go shopping, make sure you have a bright screen. There should be a brightness control function also for more visibility.

Windshield types give you high-visibility optics but can make reading difficult on a bright, sunny day. If that is your main concern, seeing an on-screen digital display would be a better option in this case.

– Features

The number of features or functions varies greatly between different speedometer displays. Some even tell you the vehicle’s water temperature and much more advanced numbers.

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However, you don’t have to go with them if you’re only considering a HUD for the speedometer. However, you have to make sure that the UHD provides at least the basic features for comfort.

– Data

Digital speedometers display different types of data. So you have to choose the best device based on the data you want to project on the screen.

Devices connected to your vehicle’s OBD system can provide you with a wealth of data, including diagnostic codes and fuel economy. The rest of the devices focus on showing simple details.

– Size

The screen size is important. Some are small, which is difficult for people without 20/20 vision to see. Others have a large screen that can make it difficult to see depending on how sensitive you are to the components displayed on your windshield or digital speedometer device.

Screen size affects how well you can see information on the windshield and how much of the windshield the screen takes up. So make sure it meets your needs.

Top FAQs About Universal Digital Speedometer For Car

What is the best digital speedometer for the car?

After reviewing and testing many speedometers, we can say that Timprove Digital GPS is the perfect digital speedometer for any car. It is compatible with any type of vehicle. 

Easy to install, it offers several valuable features on a high-resolution LCD screen, including an over-speed alarm. With a clean and elegant design, this is an exceptional solution that comes at a price that’s hard to beat. 

This gadget improves safety as you can set a warning alert to warn you when you are exceeding the speed limit.

How accurate is the car’s digital speedometer?

High-quality digital car speedometer can provide 90-95% accuracy. This means that at much lower speeds, you may be driving faster than the speedometer indicates.

But for higher speeds, you could go at least 3mph slower. Tires are the main culprit, as having too few or too many tires can significantly affect what your speedometer reads.

Is the GPS Speedometer work anywhere in the world?

Yes, the GPS speedometer works in most places in the world as long as there is a clear line of sight to the GPS satellites. However, there are certain situations where GPS signals can be obstructed or weakened, e.g. in tunnels, dense forests, deep gorges, or street canyons.

In these cases, the GPS speedometer may not accurately measure speed or temporarily lose signal.

Where should I put my GPS antenna in my car?

Ideally, the external GPS antenna can be mounted near the top of your dash, particularly the bottom. Today, satellite signals are so strong that they are enough to maintain reliable reception. Other than that, it also helps keep the antenna out of the line of sight.

Can I use my smartphone as a speedometer?

Yes, you can use a GPS speedometer app for your smartphone. This app uses the signal from satellites to find your location and then track your movements.

This way you can find out how fast you are moving. The speed is displayed in miles per hour depending on the setting. However, it is highly dependent on your phone’s capabilities and a call or network issue may affect your operation.

How do I know if my speedometer is accurate?

This is easy, but you’ll need a stopwatch and a 5- to 10-mile stretch of highway with mile markers along the shoulder. You can use almost any expressway, restricted-access highway, or even a less-traveled state or county highway.

To determine your speed, divide the number of minutes it takes you to travel the distance by 60, and then multiply that number by the distance traveled. Now you can easily check the accuracy of your car speedometer.

Final Thought

Every driver can make his work easier by using a digital speedometer display. This device makes a big difference when driving as it can prevent fatigue, and speeding and allows you to focus on the road ahead. 

The only thing you need for a successful purchase is to ensure your basic needs and choose some ideal options. Finally, the help of the shopping guide will lead you to your destination.

Kevin Williams is an automotive enthusiast and expert writer with a passion for all things related to cars. With a wealth of knowledge in the world of vehicles, Kevin's mission is to provide informative articles that empower car enthusiasts to make informed decisions about their automotive interests. With extensive experience, Kevin has contributed numerous articles to Cars Cache, covering a wide spectrum of topics from vehicle reviews to maintenance tips and more.


  1. Helpful blog about the best digital speedometer for cars, this is worth reading specially safety is always one’s priority, thanks for sharing.


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