With Black Friday sales now live, it's an excellent time to pick up a brand-new queen mattress for less than $500. Among these super-low prices is one of our favorite budget beds — a queen-size Siena Memory Foam Mattress is now $339.15 at Amazon. That's $40 less than buying from Siena directly.

While as students we’d happily sleep on cheap bedding, a disturbingly springy mattress and a synthetic-fill pillow equipped with neither support nor fluffy bounce, as we get older and achier many of us begin to realise how important it is to invest in a good night’s sleep.

Below, we’re tracking the best mattress deals of Black Friday 2024. Deals are organized by brand, and all deals within each category are ordered by price from the most affordabl