Depends when you were born. The Larry H crowd says Sega/Nintendo because they spent formative years with that generation
More people from the Xbox/PS gen actively communicate on the internet and that's what they grew up on
If the question is "more epic" the only answer is the one with Playstation in it. Nintendo/Sega didn't kill Sega like PS did and PS/Xbox is the only feud with both companies doing 180s with the messaging and features, whether it's Sony switching styles completely to get the PS3 on track, Xbox mandatory Kinect & DRM and Sony dropping the sledgehammer with the response video. Or just looking at the two stan sides go back and forth in mental health olympics. Just like online pushed games forward, it pushes PS/Xbox ahead of Sega/Nintendo and any other
More people from the Xbox/PS gen actively communicate on the internet and that's what they grew up on
If the question is "more epic" the only answer is the one with Playstation in it. Nintendo/Sega didn't kill Sega like PS did and PS/Xbox is the only feud with both companies doing 180s with the messaging and features, whether it's Sony switching styles completely to get the PS3 on track, Xbox mandatory Kinect & DRM and Sony dropping the sledgehammer with the response video. Or just looking at the two stan sides go back and forth in mental health olympics. Just like online pushed games forward, it pushes PS/Xbox ahead of Sega/Nintendo and any other

Microsoft wasn’t playing during the 360 era.