Mobile Phones with Best Battery Backup

The Asus ROG Phone II 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 855+ SoC at its heart, paired with 8GB of LPDDR4 RAM. It has a 120Hz 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.

The Samsung Galaxy M31 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 M31 could make for a great choice.

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.

The Huawei P30 Pro is armed to the teeth with features never before seen on a smartphone. That includes a periscope telephoto camera with the capability to deliver 50x zoom, enough to shoot the moon. On top of that, there’s a unique 40MP camera on the back and a curved OLED display on the front. But what makes the P30 Pro a reliable flagship is its battery life. It has a 4,200mAh battery that outlasts most other flagships. It also charges super fast with a 45W charger that comes bundled with the device.

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.

The battery capacity of the OnePlus 7T Pro might not be the highest in the price-segment, but the software optmisations that OnePlus offers in its OxygenOS easily makes the phone last well over a day. On top of that, using the new Warp Charger, the OnePlus 7T Pro also charges to full capacity in around an hour. The OnePlus 7T Pro is also the company’s most feature-packed smartphone till date. It features a 90hz QHD+ AMOLED display with HDR10+ ceritification, triple camera on the back and a pop-up module on the top allowing the screen to stretch to the edges.

The Redmi K20 Pro not only looks good, but it also lasts well over a day. The 4,000mAh battery tops up using a 25W fast charger that needs to be purchased separately. Otherwise there’s a bundled 18W charger that also does the trick. As a phone, the K20 Pro is a well-built flagship with the Snapdragon 855 inside along with up to 8GB RAM and 256GB storage. There’s also a triple-camera stack on the back.

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.

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.