According to currently available data, Samsung’s Galaxy S23 smartphones will have almost identical dimensions to current devices and a very similar design. However, this does not mean that the batteries will remain the same.
The source claims that at least the Galaxy S23 + model will receive a battery with a capacity of 5% higher than that of the S22 +, that is, about 4700 mAh. It’s not a significant increase, but it’s better than nothing.
For the Galaxy S23 and S23 Ultra models, there is no such data yet, but the younger version could use the same increase, given the capacity of only 3700 mAh for the S22.
Recall that recent rumors suggest that the smartphones of the Galaxy S23 line are still may get SoC Exynox 2300 in some markets.