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Know how much electricity is spent in charging mobile and laptop, 99% people are unaware of this fact.
Samira Vishwas | June 29, 2026 9:25 PM CST

Phone Charging Electricity Consumption: In today’s digital age, smartphones, laptops and tablets have become an essential part of our everyday lives. Be it handling office files, studying online or entertaining on social media, it has become difficult to imagine life without these gadgets.

Due to heavy use of these devices, they need to be charged daily. In such a situation, this big question often arises in the minds of people that how much electricity is spent in charging these gadgets? Come, let us know everything about this.

How much electricity does it take to charge a laptop?

Laptop batteries are larger and require more power to run. According to the report, regular use and charging of a laptop can consume around 130 to 140 units of electricity in a year.

Its annual expense can range from a few hundred rupees to Rs 1500 or more, depending on your electricity rates. So, if more than one laptop is used in your home, it can be clearly reflected in your electricity bill.

How much electricity is used to charge a smartphone?

The story of smartphones is completely different compared to laptops. The power consumption of smartphones is actually very low. According to statistics, if a normal smartphone is charged daily, it consumes only 3 to 4 units of electricity in a whole year.

Electricity rates in India vary from state to state, but if an average rate is considered, the cost of charging a mobile throughout the year ranges from just a few dozen rupees to a maximum of Rs 50-60. That means charging your smartphone does not put a big burden on your electricity bill.

What is the path behind this?

In terms of power consumption, tablets fall in the category between smartphones and laptops. Regular charging of a tablet consumes about 15 to 20 units of electricity in a year. Although its total cost is not as high as that of a laptop, it is higher than that of a smartphone.

How to save electricity?

Some simple habits can be adopted to save power and extend the life of your gadgets. First of all, as soon as your device is fully charged, switch off the charger or unplug it. Charge only as per requirement and avoid overcharging. These small precautions will not only keep your electricity bills low, but will also keep the battery health of your valuable gadgets in good condition.

How much power does a plugged-in charger take?

Often people remove the device after it is fully charged, but leave the charger plugged in. Experts say that even if no device is connected to the charger, it keeps drawing some electricity when it is switched on.

This is called ‘Phantom Power’ or ‘Standby Power’ It is said. Although its quantity is small, in the long run it causes unnecessary wastage of electricity.


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