Mobile Phones with Best Battery Backup

People have different priorities when they purchase a smartphone. Some people need better performance, some want to have the best camera and some just want their smartphone to look good. Now, we are fast approaching a time where almost every smartphone can provide on most of these above mentioned aspects. However, battery life is still a constraint and there are only a few good long battery backup mobiles. Our list below lists down the best battery backup phones we have tested in the past year or so. Some of these offer not only good battery but decent performance as well.
1.

SAMSUNG GALAXY M51

  • Screen Size6.7" (1080 x 2340)
  • Camera64 + 12 + 5 + 5 | 32 MP
  • RAM6 GB
  • Battery7000 mAh

The Galaxy M51 is the world's smartphone with a 7,000mAh battery. And that simply means you will have a hard time draining the battery of this smartphone in one, two, even three days if used moderately. The M51 also relies on the Snapdragon 730G SoC and rocks a 64MP quad camera stack, making it quite a wholesome offering.

Specifications
Screen Size:6.7" (1080 x 2340)
Camera:64 + 12 + 5 + 5 | 32 MP
RAM:6 GB
Battery:7000 mAh
Operating system:Android
Soc:Qualcomm SDM730 Snapdragon 730
Processor:Octa-core
Available ₹ 22499
2.

ASUS ROG PHONE III

  • Screen Size6.59" (1080 x 2340)
  • Camera64 + 13 + 5 | 24 MP
  • RAM12 GB
  • Battery6000 mAh

The Asus ROG Phone III has gaming DNA through and through, whether its in the choice of components or the phone's design. Asus built this phone to take on the most demanding of tasks, and as such, it runs a Qualcomm Snapdragon 865+ SoC at its heart, paired with 8GB of LPDDR5 RAM. It has a 144Hz OLED display which makes not just gaming, but also using this phone in general a very fluid experience. The phone comes with Air Triggers to help you score better in your game, and a USB Type-C port on the side so that a charging cable never gets in the way of your gaming session. The battery on this phone is a massive 6000mAh unit, again designed to let you game for hours upon hours.

Specifications
Screen Size:6.59" (1080 x 2340)
Camera:64 + 13 + 5 | 24 MP
RAM:12 GB
Battery:6000 mAh
Operating system:Android
Soc:Qualcomm SM8250 Snapdragon 865+
Processor:Octa-core
Available ₹ 49999
3.

SAMSUNG GALAXY M31S

  • Screen Size6.5" (1080 x 2400)
  • Camera64 + 12 + 5 + 5 | 32 MP
  • RAM6 GB
  • Battery6000 mAh

The Samsung Galaxy M31s features a massive 6000mAh battery, which should be a suitable capacity for kinds of heavy users. Typically, the problem with phones that support such large batteries has been that they charged slowly, so Samsung has mitigated the issue by also baking in fast charging capabilities into the Galaxy M31. The phone also sports and FHD+ AMOLED display for maximum power efficiency. In our video loop test, the phone lasted well over 16 hours of continuous playback. If you're on a budget and looking for a smartphone with long and realiable battery life, the Samsung Galaxy M31s could make for a great choice.

Specifications
Screen Size:6.5" (1080 x 2400)
Camera:64 + 12 + 5 + 5 | 32 MP
RAM:6 GB
Battery:6000 mAh
Operating system:Android
Soc:Exynos 9611
Processor:Octa-core
Available ₹ 18499
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4.

POCO X3

  • Screen Size6.67" (1080 x 2340)
  • Camera64 + 13 + 2 + 2 | 20 MP
  • RAM6 GB
  • Battery6000 mAh

The POCO X3 ups the ante with a 6,000mAh battery that also tops up pretty fast thanks to 33W fast charging support. The smartphone is also quite powerful with the Snapdragon 732G under the hood along with a 64MP quad camera stack.

Specifications
Screen Size:6.67" (1080 x 2340)
Camera:64 + 13 + 2 + 2 | 20 MP
RAM:6 GB
Battery:6000 mAh
Operating system:Android
Soc:Qualcomm Snapdragon 732G
Processor:Octa-core
Out of Stock ₹ 16999
5.

REALME 6 PRO

  • Screen Size6.6" (1080 x 2400)
  • Camera64 + 12 + 8 + 2 | 16 + 8 MP
  • RAM8 GB
  • Battery4300 mAh

The Realme 6 Pro features a large 5020mAh battery and in-built optimisations put in place easily extends the screen on time to well beyond a day. The phone is also quite powerful with a Snapdragon 720G SoC that's good for gaming. There's a 64MP quad camera setup to boot as well.

Specifications
Screen Size:6.6" (1080 x 2400)
Camera:64 + 12 + 8 + 2 | 16 + 8 MP
RAM:8 GB
Battery:4300 mAh
Operating system:Android
Soc:Qualcomm SM7125 Snapdragon 720G
Processor:Octa-core
Available ₹ 19999
6.

REALME X3 SUPERZOOM

  • Screen Size6.57" (1080 x 2400)
  • Camera64 + 8 + 8 + 2 | 32 MP
  • RAM12 GB
  • Battery4200 mAh

The Realme X3 SuperZoom has the internals of a flagship phone from last year, and a camera that takes on the best of 2020. But more importantly, the 4200mAh battery on the phone easily lasts a day. And if it doesn't, the 30W fast charger tops it up fast enough.

Specifications
Screen Size:6.57" (1080 x 2400)
Camera:64 + 8 + 8 + 2 | 32 MP
RAM:12 GB
Battery:4200 mAh
Operating system:Android
Soc:Qualcomm SM8150 Snapdragon 855+
Processor:Octa-core
Available ₹ 29999
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7.

POCO X2

  • Screen Size6.67" (1080x2400)
  • Camera64 + 2 + 8 + 2 | 20 + 2 MP
  • RAM6 GB
  • Battery4500 mAh

The fact that the Poco X2 comes packing a 4500mAh battery should tell you that battery is a big priority for this smartphone. But Poco hasn't stopped at just the battery. The phone also comes with an impressive 90Hz display that is an absolute treat to use. The phone also comes with quad cameras on the back, with the primary camera using a 64 Megapixel sensor.

Specifications
Screen Size:6.67" (1080x2400)
Camera:64 + 2 + 8 + 2 | 20 + 2 MP
RAM:6 GB
Battery:4500 mAh
Operating system:Android
Soc:Qualcomm Snapdragon 730G
Processor:Octa-core
Available ₹ 16825
8.

REALME X2 PRO

  • Screen Size6.5" (1080 x 2400)
  • Camera64 + 13 + 8 + 2 | 16 MP
  • RAM8 GB
  • Battery4000 mAh

Realme has been producing some very impressive phones over the last few months, with each device having a key area of focus. The Realme X2 Pro comes with a number of features that make it a strong contender amongst its peers. It's powered by the Qualcomm Snapdragon 855+ processor along with 6GB/8GB/12GB of RAM and a 90Hz display. The phone packs a quad camera setup for photography enthusiasts, with the primary camera having a 64 megapixel sensor. There is also a 4000mAh battery to get you through atleast a day and a half of use, which Realme has augmented with 50W fast charging.

Specifications
Screen Size:6.5" (1080 x 2400)
Camera:64 + 13 + 8 + 2 | 16 MP
RAM:8 GB
Battery:4000 mAh
Operating system:Android
Soc:Qualcomm Snapdragon 855+
Processor:Octa
Available ₹ 30549
9.

IQOO 3

  • Screen Size6.44" (1080 x 2400)
  • Camera48 + 8 + 13 + 2 | 16 MP
  • RAM6 GB
  • Battery4370 mAh

IQOO is the newest entrant in the Indian smartphone game and it has entered with quite a band. The IQOO 3 is the company's first phone to be available in India and it comes packed to the gills with impressive features. Powering the phone is Qualcomm's latest flagship SoC, the Snapdragon 865. The phone runs off of a 4400mAh battery and supports 55W fast charging, capable of giving the phone 50 percent battery capabity in 30 minutes. Other features of the phone include and FHD+ display with 180Hz touch sensing rate, which allows every touch to be registered swiftly and accurately.

Specifications
Screen Size:6.44" (1080 x 2400)
Camera:48 + 8 + 13 + 2 | 16 MP
RAM:6 GB
Battery:4370 mAh
Operating system:Android
Soc:Qualcomm SM8250 Snapdragon 865
Processor:Octa
Available ₹ 36990
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List of Mobile Phones with Best Battery Backup Updated on 19 October 2020

Best Battery Backup Mobile Phones Seller Price
Samsung Galaxy M51 Amazon ₹22499
Asus ROG Phone III Flipkart ₹49999
Samsung Galaxy M31s Amazon ₹18499
POCO X3 Flipkart ₹16999
Realme 6 Pro Flipkart ₹19999
Realme X3 SuperZoom Flipkart ₹29999
Poco X2 Amazon ₹16825
Realme X2 Pro Amazon ₹30549
IQOO 3 Amazon ₹36990
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