Best phone battery life in 2021: The longest-lasting smartphones



Have you been worried about missing that important call from your manager due to a dying phone battery? Have you been looking for power banks to carry on the go? Or has the electric socket in your room become your favourite spot?

With the launch of more and more budget smartphones, it has become easier for every Indian to join the smartphone bandwagon. You don't have to buy a camera, a fitness tracker, a GPS device, any additional storage device, or even a gaming setup because now your smartphone efficiently does the job of all these gadgets. But with added features comes added load on the battery performance! 

We have all been through these situations mentioned above at some or another point in our smartphone journey! And as a solution to this, you'll want to own the best battery smartphone so that you'll never worry about having to find a place to recharge your handset ever again. 


Let's check out the top 5 best battery phones under the 10000 - 20000!

Tecno Camon 16 Premier

The Tecno Camon 16 Premier, equipped with a sizable 4,500 mAh battery, is a great battery backup mobile. For a budget smartphone achieving a hundred and eighteen hours of battery life at the maximum 90Hz refresh rate becomes a solid performance. Charging is impressively fast on the Camon 16 Premier, with a full charge taking an hour and twenty-five minutes.

Moto G Power (2021) 



Moto G Power comes with a 5,000mAh battery, making it one of the best battery backup mobiles. If you do more power-hungry tasks, it'll probably last over two full days. Motorola's claim of running up to three days in a single charge is entirely reasonable. Forget about any worries because Moto G Power will hold up its end of the bargain.

Tecno Spark 7 Pro

Being powered by a 5000mAh battery, Tecno Spark 7 Pro undoubtedly becomes one of the best battery phones under 15000. With a mighty power backup, this device ensures that you do not have to charge your phone frequently. This HiOS 7.5 powered smartphone with 6GB RAM and 64GB storage enables you to multitask on a single charge! 

Samsung Galaxy M31


One of the best battery backup phones, the Samsung Galaxy M31, sports a 6,000 mAh battery. The massive battery lets you do power loaded tasks for hours. It offers two days of battery backup under normal usage, including internet surfing, videos streaming, a short gaming session, and other day-to-day tasks. The 15W Type-C charger does an excellent job fully charging up the phone in about 2.5 hours.

Xiaomi Redmi Note 10

The Redmi Note 10 has a powerful battery that runs for about 6 hours on heavy gaming. With regular usage, it should easily last for over a day. And it will not be a surprise if this battery backup mobile survives up to 48 hours after turning on all battery-saving features. Owing to its 33W fast charger, Redmi Note 10 charges up to 100% in about 1.5 hours.


Battery life continues to be a vital factor when you're buying a phone, especially with growing phone sizes. Brands now feature massive batteries, offering the promises of the best battery backup phones that can flawlessly run all day on a single charge. A wise choice will be to opt for a phone boasting of being the best battery backup phone and delivering that promise!

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