Blackview 9300 Pro. It is equipped with a 15,080 mAh battery. It is important to understand that a large battery also means a large weight of the smartphone. So the weight of this model is 500 grams.
Honor X7B/X9B. Honor X7B has a 7000 mAh batteryh, Snapdragon 680 processor, IPS screen. X9B has a 6000 mA batteryh, AMOLED screen, curved glass. Both smartphones feature excellent performance, battery life and energy efficiency.
Honor Magic 6 Pro. This is already a flagship-level smartphone. It combines a good battery and well-optimized firmware.
Huawei Nova Y91. A device with a 7000 mAh battery. But you must understand that Huawei does not have Google services. Additionally, Nova Y91 has an IPS screen and does not have a super fast charging feature.
Huawei Nova Y72. It is a little simpler than the model above. It has a 6000 mAh battery.
Tecno Pova 6/6 Neo. A smartphone series with a 6000 mAh battery. Their processors are also good, definitely not worse than Honor. The matrix in Pova 6 is IPS, while in 6 Neo is AMOLED. On average they will last at least two days of use.
Samsung Galaxy A55. It received a 5000 mAh Exynos 1480 battery. It does not come with a charger, and its maximum power is 25 W. However, in terms of full autonomy, this is one of the best mid-range smartphones.
nothing 2a. The model has an interesting processor, a good screen and a good camera. Its battery is standard: 5000 mAh. The battery life of this smartphone is definitely above average.
OnePlus 12. It is equipped with a 5500 mAh battery. The processor here is Snapdragon 8 Gen 3, very good firmware. This is a universal flagship with good battery life.
Samsung Galaxy S23 Ultra. This is one of the coolest flagships in terms of autonomy that you can buy today.
Source: Ferra

I am a professional journalist and content creator with extensive experience writing for news websites. I currently work as an author at Gadget Onus, where I specialize in covering hot news topics. My written pieces have been published on some of the biggest media outlets around the world, including The Guardian and BBC News.