Ask HN: What is the performance and APK size overhead of React Native on Android?

Can React Native experts share their experience on Android:

1. What is the increase in APK size?

2. What is the impact on app start-up time, compared to Native?

3. What is the impact on performance during usage of the app? Does the app get more sluggish? If so, what are the factors? How do ListViews and MapViews perform?