What are the main differences between the GoPro Hero 5 and Hero 3 cameras in terms of features, performance, and overall value for aspiring action heroes?

The main differences between the GoPro Hero 5 and Hero 3 cameras are in terms of features, performance, and overall value. The Hero 5 has better image quality, improved stabilization, and is waterproof without a housing. It also has voice control and GPS capabilities. The Hero 3, on the other hand, has lower image quality, less advanced features, and is not waterproof without a housing. Overall, the Hero 5 offers better performance and features for aspiring action heroes, but it comes at a higher price point.