1. Home
  2. / Science and Technology
  3. / 5 Electronic Devices That Consume the Most Energy Without You Noticing
Reading time 4 min of reading Comments 0 comments

5 Electronic Devices That Consume the Most Energy Without You Noticing

Written by Fabiano Souza
Published on 27/08/2025 at 11:40
5 aparelhos eletrônicos que mais consomem energia sem você perceber
5 aparelhos eletrônicos que mais consomem energia
  • Reaction
  • Reaction
  • Reaction
  • Reaction
6 people reacted to this.
React to this article

Have you ever received your electricity bill and wondered how the amount got so high, even without significant changes in your routine? The answer may lie in the electronic devices that consume the most energy without you realizing it. These silent villains are always plugged in, often in stand-by mode, accumulating an invisible cost that weighs on the budget at the end of the month. Understanding what these devices are and how to reduce their impact is essential for those seeking savings and efficiency at home.

Electronic Devices And The Invisible Impact

Most people believe that simply turning off devices with the remote control or main button is enough to stop consumption. However, various devices continue to draw power even in standby mode. This practice, known as “phantom consumption,” can account for up to 12% of the monthly energy bill in some households.

The problem is even greater in modern homes filled with connected devices—TVs, routers, laptops, video games, and virtual assistants. Technological comfort brings convenience, but it also requires attention to avoid waste.

Televisions And Connected Accessories

Modern televisions, especially Smart TVs, are among the biggest consumers of energy in standby mode. This happens because they remain on standby to receive signals from the remote, automatic updates, and even app notifications.

In addition, accessories like cable TV decoders, soundbars, and home theater systems also continuously draw power. In some cases, these devices can consume almost as much as when they are in use.

A good practice is to unplug these devices when they’re not being used for long periods, such as at night or during travel.

Computers And Laptops

Leaving your laptop plugged in all the time might seem convenient, but it generates waste. Even when the battery is fully charged, the charger continues to consume energy. In the case of desktops, the impact is even greater: many remain powered in sleep mode, draining energy to keep certain processes active.

A simple tip is to set the system to hibernate instead of just suspending, as well as turning off monitors and peripherals. Using power strips with on/off switches also helps cut consumption when not needed.

Cell Phone Chargers

One of the most underestimated villains is the cell phone charger. Many people have the habit of leaving it plugged in all the time, even without the device connected. Although it seems harmless, this small habit leads to accumulated consumption that, combined with other devices, makes a difference on the bill.

The ideal is to remove the charger after use. In addition to saving, this practice reduces the risks of overheating and small electric shocks.

Routers And Modems

The internet is indispensable today, but keeping routers and modems on 24 hours generates constant consumption. Although these devices are relatively economical in watts, the continuous expense throughout the month is significant.

If you don’t need a connection overnight or when you’re away for long periods, turning them off can be a strategy. Another advantage is digital security: periodically restarting the modem helps avoid vulnerabilities.

Video Games And Consoles

Consoles like PlayStation, Xbox, and Nintendo Switch also rank among the devices that consume energy even when turned off. In standby mode, they receive automatic game updates and maintain network connections.

This feature is useful for frequent gamers, but for occasional users, disabling the standby update functions or unplugging them can lead to savings. It’s worth remembering that the controllers’ chargers also draw power even when not in use.

How To Reduce Phantom Consumption

Identifying the electronic devices that consume the most energy without you noticing is just the first step. To turn this awareness into real savings, it’s necessary to adopt some practical strategies:

  • Use Power Strips: they allow you to turn off several devices at once, avoiding standby consumption.
  • Create Routines: turning off routers, TVs, and computers before sleeping can become an automatic habit.
  • Opt For Efficient Devices: models with the Procel seal or A rating on INMETRO consume less.
  • Check Energy Settings: in computers and consoles, adjusting the inactivity time for hibernation helps cut expenses.

These small actions, when combined, can significantly reduce the electricity bill without sacrificing convenience.

Why Does This Matter?

Besides easing the budget, reducing phantom consumption is a way to contribute to sustainability. The electricity sector demands a great use of natural resources, and decreasing waste helps preserve the environment.

In a scenario where more and more devices are connected to the electricity grid, attention to detail makes a difference. In the end, true savings lie in using technology mindfully.

Rethinking how we handle these devices is an opportunity to transform daily life into something more efficient, sustainable, and balanced. The next time you look at your electricity bill, you might notice that the changes are already having an effect.

Sign up
Notify of
guest
0 Comments
most recent
older Most voted
Built-in feedback
View all comments
Fabiano Souza

CEO G4 Comunicação e Marketing Passionate about Cars and the Internet. Stays current with web trends. Digital content creator.

Share in apps
0
I'd love to hear your opinion, please comment.x