Fusion 5 vs Yanis Firmsense/Premium Latex Mattress

Hi,
I am currently looking into getting a latex mattress. I have read the great article you have on your site about latex. So i was looking online and i saw the two below yanis mattress which has good info on their site about the composition, benefits etc.
I wanted to get your view on how this compares to your Fusion 5. I would appreciate if someone can look at the two links below and let me know their thoughts.
premium-latex-mattress
firmsense-latex-mattress