How to Get WiFi in Car: Top Ways to Stay Connected on the Road

Kevin Peterson
9 Minutes to  read
Key Takeaways
  1. Other than entertainment, in-car WiFi is essential for modern safety features, remote vehicle controls, and performing wireless software updates.
  2. Users can choose between easy mobile hotspots, portable MiFi devices, or permanent OBD-II and wireless router installations.
  3. Many newer vehicles come with built-in WiFi that offers more convenience and specialized services like live traffic and satellite radio.
  4. To protect against remote attacks, users should always prioritize WPA3 encryption, keep software up to date, and use a VPN for sensitive tasks.

Internet connectivity has become really necessary. You need it in more ways than you realize. And when you’re driving, having reliable in-car internet can be really helpful. You can use it for entertainment, navigation, and staying informed about the traffic conditions.

But all cars don’t have direct internet access. So, you might wonder how you will stay connected. Luckily, there are a few ways to do so. In this blog, we’ll tell you how to get WiFi in the car. Let’s begin.

Why Do You Need WiFi in a Car?

The Internet has become the most common mode of communication. It helps you stay connected with the world, finish work on the go, and even attend meetings while you’re traveling. Below are some of the most common ways in-car WiFi can be helpful.

Entertainment

With WiFi in your car, you can listen to music or internet radio. Your kids can stream their favorite shows. Many people prefer listening to podcasts while driving, and car WiFi makes this easy. It keeps everyone entertained during long journeys.

Safety and Convenience

WiFi in the car helps access modern safety features, such as real-time communication and advanced remote safety features. You can also get emergency assistance in case of an accident or breakdown. Features like the Advanced Driver Assistance System (ADAS) also work better with the internet.

Software Updates

Many car manufacturers release OTA (Over-the-Air) updates to fix bugs and add new features. When the car is connected to the internet, these updates can be downloaded automatically without requiring a visit to the service center. You can also stream the latest music on the go.

Connected Services

Many modern cars have connected technology that lets you turn the car on or off via an app. Features like turning on the AC before you enter the vehicle also need internet access. Some cars even have geofencing features to boost safety.

In short, in-car WiFi provides easy connectivity for passenger entertainment and on-the-go work. It also enables crucial safety features, OTA software updates, and connected-car services like remote climate control. 

How to Get WiFi in a Car?

As internet connectivity has become a necessity, below are some of the ways to get WiFi in a car.

Mobile Hotspot

This is the easiest way to get internet in your car. Just turn on the “Hotspot” feature on your smartphone, and it shares your phone’s cellular data with other devices, such as tablets or laptops. While it is free and convenient, it can drain your phone’s battery quickly and may use your monthly data plan faster.

Pros

  • Better hardware that maintains a stronger signal in rural or low-reception areas.
  • Support multiple devices without any lag.
  • Often feature advanced encryption (WPA3), built-in firewalls, and VPN support.

Cons

  • Mobile data plans have limits.
  • Consistent usage will heat your device.

Portable Hotspot

If you want more flexibility and want to connect more users to WiFi at once, a portable hotspot device or MiFi should be your pick. This is a small, battery-powered device dedicated solely to providing WiFi. It works with its own SIM card and data plan, meaning it won’t drain your phone’s battery or use your personal phone data. These devices are highly portable and usually offer a stronger, more stable connection for multiple passengers.

Pros:

  • These devices can be used outside of your car.
  • You don’t need an additional power source to use them.

Cons:

  • They require you to purchase an additional plan.

OBD-II Device

An OBD-II (On-Board Diagnostics-II) device offers in-car WiFi connectivity along with other services. They connect to the OBD-II port, which is usually present under the dashboard in your car. Once plugged in, it uses the car’s power to create a permanent WiFi hotspot that turns on whenever you start the engine. Many of these devices can also track your car’s health and send maintenance alerts to your phone.

Pros:

  • These devices also help with roadside assistance, emergency crash response, and vehicle diagnostics.
  • They can accommodate multiple devices at once.

Cons:

  • These devices stay fixed in your car.
  • Older models might not have OBD-II ports.

Wireless Router

For the most reliable, high-speed internet, you can install a dedicated mobile WiFi router in your vehicle. These are similar to home routers but are built to handle the vibrations and power needs of a car. They provide the strongest signal and can support many devices at once, though they are more expensive and often require professional installation.

Pros:

  • These devices provide the fastest internet connection.
  • Advanced Models can support up to 20 devices.

Cons:

  • Some devices may require an additional modem.
  • They are expensive.

Public WiFi

These are open networks available to the public. If you want free internet, this is your most reliable option. You can park near a public library, coffee shop, mall, etc., and connect to the internet. The speed may be slow because there will be multiple users, and safety is also a concern. It’s a good option if you quickly want to send an email. However, do consider the dangers of using public WiFi before using such networks for maximum safety.

Pros:

  • No additional cost.
  • Easily available.

Cons:

  • Most preferred network for attackers.

Built-in Car WiFi

Many newer cars come with built-in WiFi. You don’t need to install any additional equipment. Check if it’s present in your vehicle. If it is, you can opt for a monthly plan to enable it. Some manufacturers also offer a free trial, so check for the same. While this may not be a cost-effective option, it offers significant convenience with extra services such as navigation, live traffic updates, and satellite radio.

Pros:

  • No additional equipment required.
  • Offers additional functionality.

Cons:

  • Requires you to purchase an additional plan.

In short, to get WiFi in your car, you can use a mobile or portable hotspot, plug an OBD-II device into your dashboard, or install a dedicated wireless router. For a more integrated solution, you can use free public WiFi while parked or activate the built-in hotspot and data plan already present in many newer vehicles.

Closing Lines

Internet access is becoming essential for navigation, safety, and entertainment. Options range from the convenient mobile hotspots to portable MiFi and built-in car WiFi, offering solutions for varying budgets and needs. 

Always check whether the Wi-Fi network is secure or not before connecting to it. If you’re looking for high-speed internet solutions for your car, have a look at our plans and choose based on your needs.

FAQs on WiFi in a Car

Will my car’s WiFi work when the engine is turned off?

It depends on your car’s make and model. Generally, if the ignition is “On”, the internet will work. However, it is recommended to use the internet only while the vehicle is running to avoid battery drain.

Is it safe to use my car’s WiFi for sensitive tasks like banking?

While newer vehicles use advanced encryption (WPA3), they are still IoT devices susceptible to remote attacks. For maximum security, you should regularly update your vehicle’s software to patch vulnerabilities and use a Virtual Private Network (VPN) to encrypt your data. Avoid using your car’s WiFi to access sensitive information if the network is set to “Public” or if it is open.

Kevin Peterson

Kevin Peterson is a telecommunications expert and proud Chicago native with over a decade of industry experience. He’s passionate about expanding internet access and improving infrastructure, especially in underserved communities. Committed to bridging the digital divide, Kevin believes everyone deserves reliable connectivity in today’s digital world.

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