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Having two SIM cards has several benefits like having options to choose between operators or having SIM for personal needs and having both in the same phone. This not only lets you use both your personal and professional SIM cards on the same smartphone but takes away the hassle of carrying two phones. But two networks working simultaneously consume tons of battery so having a good backup is a must. We made a list of dual SIM phones with a big battery that you can get on Amazon. Note that these products have been selected based on their listed features.
If you are looking for a dual SIM smartphone that can run for more than a day on a single charge, then the Samsung Galaxy M31 should interest you. Thanks to the big 6000mAh battery used in it, you can use the smartphone for more than a day under optimal conditions, as claimed by the brand. You can use two Nano SIMs with this smartphone. The long battery life should enable you to be on call for long hours, without worrying about the battery getting drained quickly. Furthermore, the smartphone has a 64MP quad-camera setup at the back and a 32MP front camera, which should deliver a good camera performance under most conditions. The smartphone has a Super AMOLED display of 6.4-inches. Finally, it has 6GB RAM 128GB of internal memory, which you can further expand up to 512GB using a microSD card.
Here is a budget-friendly smartphone from Redmi with a good battery backup that should last the day with optimal use. The Redmi Note 9 Pro has a 5020mAh battery, which should power the smartphone through the day with ease when used optimally. As per company claims, the battery delivers a talk-time of 29 hours, making the smartphone ideal for users who are on call for a major part of the day. The SIM tray has two dedicated slots for you to put your SIM cards and another slot for a microSD card. In terms of internal storage, it has a 64GB memory, which you can further expand up to 512GB. The smartphone is powered by a 2.3GHz Qualcomm Snapdragon 720G octa-core processor and aided by 4GB RAM, which should help the device deliver efficient performances under most conditions. Furthermore, it has a 6.67-inch FHD+ display with an aspect ratio of 20:9, which should give you a good movie-watching experience. Finally, it has 48MP quad-camera setup at the back and a 16MP front-facing camera, which should enable you to click good quality pictures.
The Vivo VZ1 Pro is a dual SIM smartphone from Vivo that comes with a large 5000mAh battery, which should give the smartphone enough juice to run through the day under optimal conditions, as claimed by the brand. As a result, it is a good choice for users who spend a lot of time on calls. Furthermore, it has a 6.53-inch FHD+ display, which should deliver a good visual output with bright colours. The display has a punch-hole design, and it houses a 32MP front-facing camera. The smartphone has 4GB RAM and an internal memory of 64GB. It is powered by a Qualcomm Snapdragon 712 AIE Octa Core 2.3GHz Processor, which should deliver decent performance for a mid-range phone. Finally, the smartphone supports fast-charging, enabling you to charge the big battery in quick time.
If you are looking for a dual SIM smartphone with a big battery at a budget-friendly price, then the Samsung Galaxy M21 can turn out to be a good option for you. To start with, it possesses a 6000mAh battery under the hood, which should give the smartphone enough power to work for more than a day, under optimal conditions, as claimed by the brand. It gives you 30+ hours of talk time, as per company claims. Furthermore, it has a 6.4-inch Super AMOLED display, which should give you a detailed and vivid visual output. The smartphone has a 48MP triple camera setup at the back and a 20MP front camera. Lastly, it comes with 4GB RAM and a 64GB internal memory, which you can further expand to 512GB with the help of a micro SD card.
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