Not at all. There are sports anime that don't fit into the shonen category. Take 'Haikyuu!!' for instance. Although it has a large male following and shares some shonen - like characteristics such as the focus on friendship and competition, it also has a broad appeal that includes female viewers. And then there are sports anime that are aimed at a more mature or niche audience which deviate from the traditional shonen style of storytelling.
For me, it depends on personal preference. Some people love the manga's original art and story pacing, while others enjoy the animated action and sound effects of the anime.
The Haikyuu anime concludes at a specific chapter in the manga. However, the manga continues beyond that, offering additional plot developments and character arcs.
The Haikyuu anime has some variations in terms of pacing and the order of events. For example, certain matches might be presented in a slightly different sequence.
The Haikyuu anime concluded at a certain point within the manga's narrative. Usually, such decisions are made based on various factors like story arcs and available resources. However, to get the precise details, you might need to refer to official sources or fan discussions.