10 best cell phones with a lot of battery you can buy (2021)

With these smartphones you will not be stranded again.

Autonomy is one of the key factors in a smartphone, nobody wants to run out of battery in the middle of the day. Therefore, in this guide you will be able to know The best mobiles with a 5,000 mAh battery or more that you can buy.

It is not always easy to find a good device that has a long battery life, which allows you to leave the house knowing that you do not need to carry the charger to stop to refuel. However, you can rely on the following models if you are looking for extensive autonomy.

Top of the best mobiles with a lot of battery

Samsung, Xiaomi or realme are well-known brands in the world of mobile telephony. They are present in our selection of the best mobiles with a lot of battery, but you can also find smartphones from brands like Oukitel, ASUS or Ulefone. Let's get to know the main characteristics of all of them.

  • Samsung Galaxy M31
  • Ulefone Armor 9
  • Motorola Moto G9 Power
  • Samsung Galaxy M51
  • ASUS Rog Phone 5
  • Xiaomi Redmi 9T
  • Samsung Galaxy M21
  • Oukitel WP10

Samsung Galaxy M31

This Samsung Galaxy M31 comes with a simple, but attractive, plastic body that you can find in various colors. Your screen, with Super AMOLED technology, reaches 6.4 inches along with a Full HD + resolution. Samsung screens are always benchmarks and Super AMOLED technology is not usually seen in very cheap terminals.

Its brain is the Exynos 9611, which comes together with a single version with 6 GB RAM and two storage options, 64GB and 128GB. On its rear, 4 cameras led by a 64 megapixel main sensor. The battery of this Galaxy M31 reaches up to 6,000 mAh and enjoys fast charging.


The POCO X3 features a 6.67-inch IPS panel, Full HD + resolution and 120 Hz refresh. Your brain is the Qualcomm Snapdragon 732G, a chip that you can demand a lot from. You will find it along with 6 GB of RAM and 128 GB of storage.

The Chinese device arrives with 4 cameras on its back, led by a 64 megapixel sensor. Your battery, what interests us most in this case, reaches 5,160 mAh along with a powerful 33W fast charge.

Ulefone Armor 9

The Ulefone terminal has a 6.3-inch IPS panel and Full HD + resolution and the Helio P90 As a processor, a solvent chip with which you will not have problems on a day-to-day basis.

The Chinese firm has added 3 cameras to the back of this Ulefone Armor 9. Led by a 64 megapixel sensor, they are accompanied by a FLIR thermal camera that allows you to capture the heat and see in the dark. Your battery reaches an impressive 6,600 mAh.

Motorola Moto G9 Power

If you opt for the Motorola Moto G9 Power, you can leave the charger at home without fear that you will need it throughout the day, as it equips a huge 6,000 mAh battery. Moreover, it is possible that their autonomy may even reach two full days of use.

With the Moto G9 Power you can also watch content in a big way, as it has a Huge 6.8-inch Full HD + screen. In addition, its specifications include a Snapdragon 662 processor and a triple camera with a 64 MP main sensor.

Samsung Galaxy M51

The Samsung mobile with the most battery to date is the Samsung Galaxy M51, with a gigantic 7,000 mAh battery that will exceed two days of use. To reduce charging time, it supports a 25W fast charge.

We are talking about a balanced mobile, as it has a screen 6.7-inch Super AMOLED Full HD +, processor Qualcomm Snapdragon 730, 6 GB of RAM, 128 GB of storage expandable by microSD and quad rear camera with 64 MP main sensor.

ASUS Rog Phone 5

One of the best mobiles of the moment to play is the ASUS Rog Phone 5, with everything you need to enjoy the best games in a big way. First of all, it has a 6.8-inch AMOLED screen with 144 Hz refresh rate. Power is handled by the Qualcomm Snapdragon 888 processor, from which you can expect the best.

Of course, this Rog Phone 5 has a great battery, specifically, 6,000 mAh. You will not need a long time to load it, as it supports a 65W fast charge.

Xiaomi Redmi 9T

A good cheap mobile with ample autonomy is the Xiaomi Redmi 9T, with a 6,000 mAh battery with 18W fast charge. With these and the rest of the features, it is expected that the autonomy of the Redmi 9T will last up to two days.

In this cheap Xiaomi terminal you will also find a 6.53-inch IPS screen with Full HD +, in addition to a Qualcomm Snapdragon 662 processor and a quad rear camera led by a 48 MP sensor.

Samsung Galaxy M21

The Samsung Galaxy M family is characterized by having smartphones with huge batteries, and this Samsung Galaxy M21 could not be less. Specifically, it has a 6,000 mAh battery with 15W fast charge It will cost you to exhaust, as it can reach up to three days of use, as we explained in its analysis.

Quality is also the smartphone screen, 6.4-inch Super AMOLED with Full HD + resolution. To this must be added the work of the Exynos 9611 processor, with 4 GB of RAM and 64 GB of expandable storage, plus the good photos of a triple rear camera with a 48 MP main sensor.

Oukitel WP10

A beastly battery is what we find in this Oukitel WP10, with a capacity that amounts to 8,000 mAh and a fast charge of 18W. In addition, it has a 6.67 inch screen with Full HD + resolution and a resistance to water, dust and drop resistance.

As for the processor, the Oukitel WP10 has a chip MediaTek Dimensity 800 with integrated 5G modem, which is accompanied by 8GB of RAM and 128GB of storage. There are four rear cameras on this terminal, with a 48 MP main lens.


If you don't want to spend a lot of money on your purchase, pay attention to this POCO M3, with a striking design in its yellow and blue versions. Another feature that stands out is its autonomy, by integrating a 6,000 mAh battery with 18W fast charge that can easily overcome the day of use.

6.53-inch Full HD + IPS screen, processor Qualcomm Snapdragon 662, triple rear camera with 48 MP main sensor and NFC connectivity they are interesting also in this POCO M3.

Related topics: Samsung, Xiaomi, Xiaomi Redmi

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