Microsoft's Surface RT tablet has been consuming PCWorld's daily news cycles lately, but there are plenty of other manufacturers fighting for attention as we approach the Windows 8 launch day on Oct. 26. Luckily, Microsoft's partners (we can still call them that, right?) are all providing some truly unique and intriguing hardware options. They're not getting the attention of Surface RT, but who knows, maybe one of the following 13 machines is really the new Windows device to beat. After all, we only gave Surface RT 3.5 stars out of a scale of 5. We start our tour of Surface alternatives with the Asus Vivo Tab RT, shown here.