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.
The Samsung Galaxy M51 sports one of the biggest batteries in the market in the shape of a 7000mAh brick, which should power the smartphone for more than a day on a single charge. Thanks to the dual SIM compatibility, you can use two 4G SIMs in this smartphone and separate your personal life from your professional life. It supports 25W fast charging as well, which should enable you to charge the big battery quickly. The smartphone also has a good camera setup, as it sports a 64MP primary shooter at the back and a 32MP selfie camera on the front. It sports a 6.7-inch sAMOLED display through which you can enjoy an excellent visual experience, consisting of bright and vivid colours.
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 Oppo A5 2020 is a budget-friendly smartphone that has a big battery of 5000mAh. Apart from this, it has an even more interesting feature – it supports reverse charging, which enables you to charge a mobile device using the smartphone. You can use two nano 4G SIMs in this smartphone at the same time. Furthermore, it has a quad-camera setup (12+8+2+2MP) at the back, and it has an 8MP AI camera, using which you should be able to click decent pictures. It has Dolby Stereo speakers, which should give you an immersive listening experience.
The Samsung Galaxy M31s sports a 6.5-inch sAMOLED display, which should deliver good visual output. It supports two SIMs at a time, enabling you to enjoy the 4G services of two telecom networks simultaneously if you want. In the battery department, it packs a punch with a big 6000mAh battery that should power the smartphone for more than a day on a single charge, under optimal use. Furthermore, you can quickly charge this big battery using the 25W charger that comes in the box. Also, you can use two 4G SIMs at a time with this smartphone, as it supports dual SIM functionality. You should be able to click good quality pictures with this smartphone, as it has a 64MP quad-camera setup at the back and an efficient 32MP shooter at the front.