Based on this product's specifications, here are some alternatives and similar models
Smartphone Xiaomi 15T 6.83" 12 GB 512 GB Black
Summary description:
The Xiaomi 15T features a 6.83" display, MediaTek Dimensity 8400 Ultra processor, 12 GB RAM, and 512 GB storage. It has a 50 MP rear camera and a 5500 mAh battery, weighing only 194 g. Designed for high performance and efficiency.