Well, I've been happy with the Maxxis Bighorns, but there is newer 'technology' out now than the bighorns-which were awesome,I'd get them again, but I'm curious about Toyo and KM2. I am also considering the KM2s but have to say looking at the tread and reviews the Toyo appears to be quiet yet tough. I dont need Swamper tread, its sees a fair bit of highway. KM2 looks a bit more blocky and less 'sipes', as you know where we live wet traction matters. But I like to wheel lava and slickrock-me like rocks so I end up at 9 to 11psi and jagged