Complete guide to mobile phones with infrared sensor: models, use and configuration

The infrared (IR) sensor in mobile phones has undergone an interesting evolution in recent years. Although many manufacturers have decided to do without this component for cost-saving reasons or to prioritize other technologies such as WiFi and Bluetooth connectivity, the reality is that the Infrared continues to offer unique advantages in home control and automation, as well as in other lesser-known but very practical uses.

In this comprehensive guide you will discover What is the infrared sensor in mobile phones?, which are the most relevant current and past models with this feature, what it's for, how to configure it, and how to add it if your phone doesn't have it built-in. You'll also learn about its validity, limitations, advantages over other technologies, and an updated list of the best models from Xiaomi, Huawei, TCL, LG, and other brands.

What is the infrared sensor on a mobile phone and what is it used for?

El Infrared sensor On a mobile phone, it's a small transmitter, usually located at the top of the phone, that allows you to send infrared signals similar to those of a traditional remote control. Thanks to this transmitter, your smartphone can control compatible electronic devices, such as televisions, sound systems, projectors, air conditioning systems, decoders or even smart appliances.

Some Most popular infrared applications on mobile phones include:

• Universal remote control for various household devices.
• Games that require motion detection or direct interaction with other devices via IR.
• One-time file transfer between legacy devices that only support IRDA technology.
• Diagnostic tools, such as detecting hidden cameras or checking the infrared emission of other equipment.
• Temperature measurement, especially in models with advanced sensors or specialized apps (although actual hardware compatibility is vital here).

The key to this technology is its speed in signal transmission and its simplicity: just point your phone at the device and, using a suitable app, control it instantly. However, requires direct line of sight unobstructed and has a limited range, usually a few meters.

Infrared Mobile Phones: Updated List of Featured Models

Although the offer has been reduced compared to previous years, there are still brands that rely on infrared sensors on their handsets. Xiaomi is the leader in this regard, closely followed by Huawei and TCL, not to mention options from LG, Alcatel, OnePlus, and Google on certain models. Here's a look selection of the most popular and recommended models along with its key specifications.

Xiaomi and Redmi: the leading brand in infrared mobile phones

The vast majority of Xiaomi models have an IR sensor, both in their high and mid-range and some entry-level models:

• Xiaomi 13T Pro 5G
• Xiaomi 14, 14 Pro, 13, 13 Pro, 13 Ultra
• Xiaomi 12, 12Pro
• Poco F3, Poco F5, Poco X4 Pro 5G, Poco X5 Pro
• Redmi Note 13 Pro, Note 13, Note 12 Pro, Note 12 Pro+, Note 12, Note 11 Pro, Note 11 Pro 5G, Note 11 Pro+ 5G, Note 11, Note 11s
• Redmi Note 10 Pro, Note 10 5G, Note 10S, Note 10
• Xiaomi Mi 11, Mi 11 Lite 5G, Mi 11 Lite

Almost all of these models include their own remote control app (Mi Remote) and excellent compatibility with home devices. To expand your knowledge on how to troubleshoot the proximity sensor on Xiaomi phones, you can consult this article.

Huawei: Innovation and maintenance of IR in its ecosystem

• Huawei P40 Pro, P50 Pro, P60, P50 Pocket
• Huawei Mate XS, Mate X, Mate 40 Pro, P30 Pro, P Smart Pro
• Huawei Nova 9 SE, Nova 9, Nova 5T

Huawei integrates IR controllers into many of its handsets, especially its premium and some mid-range models. Also, if you're interested in Huawei's infrared-enabled phones, you might want to check out The best Android phones in terms of value for money.

TCL and Alcatel: Complete and affordable alternatives

• TCL 30, 30E, 30 SE, 30+
• TCL 20R 5G, 20 Pro 5G, 20L+, 20L, 20 5G, 20 SE, 20Y
• TCL 10 Pro, 10L, 10 5G, 10 Plus, 10 SE
• Alcatel 3X4Cam, Alcatel 3L 2021, Alcatel 1S 2020

Other manufacturers with infrared support

• LG Velvet 5G, LG Wing, LG K22
• OnePlus 12, 12R, 11R, Nord CE 3, Open
• Google Pixel 8 Pro, 6 Pro, 4 (intermittently on some generations)

Samsung, Motorola and Apple They discontinued the IR sensor a long time ago, so if you're looking for a new phone with this technology, you should focus on the previous brands. The models mentioned cover all price and performance ranges, from truly powerful models to affordable options for those who only want infrared for specific functions.

Review and analysis of 6 recommended smartphones with infrared sensors

Let's take a closer look at some of the most notable models and their key features for infrared use.

Redmi Notes 11 Pro 5G

The Redmi Note 11 Pro 5G It follows Xiaomi's line of incorporating IR sensors, establishing itself as one of the most versatile mobiles thanks to the combination of power and domestic functionality. It allows you to control all types of household devices and adds powerful hardware: 695-core Snapdragon 8, 6/8 GB of RAM and up to 128 GB of storage. In addition, it stands out for its 5.000 mAh battery with 67W fast charging, 108 MP main camera, 8 MP wide angle and 2 MP macro. It includes 5G, NFC and Bluetooth 5.1. Its price is very competitive, ideal for those looking for a powerful and affordable universal remote control.

Huawei P40 Pro

One of the classics when it comes to infrared mobiles. The Huawei P40 Pro offers a 6,58″ OLED display, Full HD+ resolution, 90Hz refresh rate and four rear cameras (50MP main, 40MP wide angle, 12MP telephoto, ToF 3D), as well as a 32MP front camera. The 4.200mAh battery allows fast, wireless and reverse charging. It is ideal for those looking for image quality, autonomy and absolute control of home devices thanks to infrared. In terms of price, it remains a benchmark in the high-end range with IR.

LG Velvet 5G

Although LG has stopped making smartphones, the LG Velvet 5G It is an excellent option in the second-hand market. It includes an infrared sensor, a 6,8″ OLED screen, a Snapdragon 765G, 6 GB of RAM, 128 GB of storage, and a triple rear camera (48 MP main, 8 MP wide-angle, 5 MP bokeh). 4.300 mAh battery and Android 12. Very useful for operate LG appliances and other brands from your mobile.

TCL 30+

TCL has opted to equip its smartphones with IR capabilities. Even in affordable ranges. The TCL 30+ stands out for its 6,66" AMOLED display, MediaTek Helio G37 chip, 4GB of RAM, 64GB of expandable storage, and 5.000mAh battery. Its affordable price and universal remote functionality make it very attractive if you're on a budget.

Bit X4 Pro 5G

A smartphone designed for performance and gaming, but also perfect as a universal remote control thanks to its IR sensor. 6,67" AMOLED display, Snapdragon 695 5G, Adreno 619, 6 to 8 GB of RAM, and up to 256 GB of storage. Very competitively priced and excellent for advanced home uses.

Alcatel 3X4Cam

A simple but effective model, with an infrared sensor, a 6,52" LCD screen, 4/6 GB of RAM, 64/128 GB of storage, and a MediaTek Helio P22. Its battery life lasts for more than a day. Some configurations can be found at low prices, making it a great secondary option as a remote control.

Advanced uses and little-known functions of the infrared sensor

• Universal remote control: You can control multiple home appliances without having to change the remote, grouping TVs, projectors, air conditioners, sound bars, automated blinds, and more into a single app.
• Interactive games: Some titles take advantage of IR sensors for motion recognition, such as Just Dance and other dance or sports games.
• File transfer: Although Bluetooth, NFC and WiFi Direct have now replaced this use, IR can be useful for transferring files between older mobile phones.
• Detection and security: Useful for checking if a remote control works, for locating hidden cameras (which can emit IR), or for identifying devices that use this technology.
• Temperature measurement: Some advanced terminals with specific hardware allow you to take the temperature of surfaces, people, or objects only if the phone has a compatible thermal sensor, not just a traditional IR emitter.

It's important to know that Apps that promise to measure body temperature using only software They do not work unless the mobile phone has hardware specially designed for this purpose.

How to know if your phone has an infrared sensor and how to configure it

If you're unsure whether your smartphone includes infrared, you can check in the following ways:

1. Physical exam: Look at the top of the terminal for a small dark circle, similar to the transmitter on remote controls.
2. Data sheet: Consult the user manual, the specifications on the box, or the manufacturer's website.
3. Diagnostic Applications: Use apps like Device Information Specs (in the Features tab, check the Consumer IR section). If it says "Yes," you have infrared; if it says "No," it means it's not present.
4. Practical check: Install a remote control app (e.g., AnyMote Universal Remote, Mi Remote, SURE Universal Plus) and check if it recognizes the IR signal. If your phone doesn't have the necessary hardware, it will offer alternatives such as Wi-Fi.

If the sensor isn't working properly, check for physical barriers, update the app, restart your phone, or contact technical support. The IR sensor is one of the most durable sensors and rarely fails unless it is hit or significantly damaged.

How to use the infrared sensor as a remote control

Setting up and using the infrared sensor as a remote control is a simple process., although this may vary depending on the model and app used. The usual steps are:

1. Download or open the manufacturer's remote control app or a universal app (Mi Remote, SURE Universal, AnyMote, etc.)
2. Select the type of device (TV, air conditioner, projector, sound bar, etc.) you want to control.
3. Choose the exact manufacturer and model if necessary.
4. Follow the on-screen instructions to pair your phone and the device. In some cases, you may be asked for a universal code, which you can obtain with a quick search based on your device.
5. Point your phone at the device and verify that it responds correctly. If not, try another model profile within the app until you get it right.

Some apps allow create custom profiles with routines and macros, schedule power on, volume, operating modes, etc. Remember that the IR signal does not pass through walls and is sensitive to physical obstacles.

Don't have an IR sensor? Easily add one to your phone.

If your mobile phone does not have an infrared sensor, you can still turn your smartphone into a universal remote control via external accessories:

• IR dongles for headphone jack: They connect to the audio output and work with specific apps. They're compatible with older models with a physical jack.
• USB-C IR Adapters: Perfect for modern phones. Simply plug the accessory into the USB-C port and download the manufacturer-recommended app to start using IR on your phone.

These accessories are inexpensive and allow you to equip any Android phone with infrared functionality. However, compatibility may vary, and in some cases, the user experience is less fluid than with the factory-built sensors. If you'd like to explore other useful features, you can check out our .

You can also choose to mobile with thermal camera in case you are looking for advanced features related to temperature measurement.

Can the infrared sensor fail? Recommendations and care

El infrared sensor is a robust component but sensitive to shocks, drops, and physical damage. Although rare, it can fail if the motherboard deteriorates or if the sensor area suffers direct damage. To check if the problem is hardware or software:

• Use test apps to verify IR emissions.
• Test with different devices and apps.
• If the problem persists, contact technical support or, if the phone is under warranty, request a service.

In most cases, failures are caused by dirt or direct impacts. Keep the sensor area clean and protect it from impacts.

Modern alternatives: Bluetooth, WiFi and home automation

The arrival of home automation and smart assistants The use of infrared sensors has been reduced, as more and more devices allow control by voice, Wi-Fi/Bluetooth apps, or centralized hubs. The advantages of these systems are clear: they can penetrate walls, integrate complex automations, and offer remote access from anywhere.

However, Infrared remains unbeatable in universal compatibility with older and newer devices that don't have modern wireless connectivity. It's therefore a perfect solution for backup or centralizing control in homes with disparate devices.

Recommended applications to take advantage of the infrared sensor

• Mi Remote (Xiaomi): Integrated into Xiaomi phones and available for other Android devices, it's compatible with thousands of brands and types of devices.
• SURE Universal Remote: Very popular, with wide compatibility, the ability to create custom macros and profiles.
• AnyMote Universal Remote: One of the most complete and easy-to-use for configuring custom controllers.
• TV remote: Specialized in televisions, simple for those who only want to replace the main remote.
• Device Information Specs: It's not a control app, but it helps you find out if your phone has infrared.

Tip: Install only official or reputable apps to avoid privacy issues and malfunctions.

Should I be worried if my phone doesn't have an infrared sensor?

In the current environment, the absence of infrared is not a problem Unless you rely on devices without Wi-Fi or Bluetooth. Most manufacturers no longer include it as standard because modern appliances allow remote control through their own apps, hubs, or voice assistants. The decision to look for a phone with IR will depend on your specific needs: the universal remote function may be worth it if you have many devices that require this signal.

What is the IR sensor used for beyond remote control?

• Transfer files: Although obsolete compared to WiFi and Bluetooth, IR transfer can still be a lifesaver if you find an old cell phone.
• Spy Detection: Some smartphones can capture light emitted by hidden cameras and other illegal devices using the sensitivity of their sensors.
• Games and interactive experiences: Some video games allow the use of IR sensors to create immersive motion experiences.
• Temperature measurement: Models with suitable hardware can take the temperature of people, animals, or objects, useful for various medical or laboratory applications.

History, evolution, and future of the infrared sensor in mobile phones

El first use of IR on mobile phones It became popular when manufacturers sought to equip phones with connectivity and multimedia capabilities. Models from Sony Ericsson, Nokia, and Samsung were pioneers, allowing music and file transfers before the Bluetooth boom. Over time, IR was relegated to a remote control function, and today only certain Chinese and specific brands retain it due to user demand.

Market trends indicate that few manufacturers will keep the IR sensor in the future, with exceptions such as Xiaomi, Huawei, and TCL. However, the existence of dongles and adapters ensures the survival of infrared as a practical and economical extra.

Mobile technology advances, but infrared remains an extremely useful feature for many users, as a universal remote control or for very specific uses. If you value backward compatibility and simplicity, an IR-enabled mobile phone remains an excellent choice, covering needs that home automation has yet to fully address.