Imagine you like the shape of the front of a Mini Cooper and the rear of a Ford mustang. You could take the paneling from the interior of a rolls Royce and the seats from a Lamborghini and make a really cool car.
Unfortunately, unlike modern standard PCs, phones are individually designed and built and even models in the same range can’t use each other’s parts or software.
Each component is designed to work with each of the other components and just slapping them together doesn’t necessarily make a new working product.
Friends, family, and lovers dying before you.