For casual gaming and good camera performance, all three phones you mentioned have their own strengths.
1. RedMagic 7 Pro: This phone is known for its excellent gaming performance with top-of-the-line specs like a powerful processor, high refresh rate display, and cooling system. However, its camera might not be the best compared to other phones on your list.
2. ROG Phone 5s Pro: The ROG Phone series is designed specifically for gaming, so you can expect top-notch gaming performance with this phone. It also has a good camera setup that can capture decent photos for casual use.
3. iPhone 13: The iPhone 13 is known for its reliable performance, great camera quality, and long software support from Apple. While it may not have the same gaming-focused features as the other two phones, it can still handle casual gaming with ease and provide excellent camera performance.
If gaming is your top priority, the RedMagic 7 Pro or ROG Phone 5s Pro would be great choices. However, if you value a good camera experience along with overall performance, the iPhone 13 would be a solid option. Consider your priorities and choose the phone that best fits your needs!