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Sorry, but I’m not going to be quite as decisive as that.
The Siena is, overall, the cheaper of the two.
The contouring of the Zinus Memory Foam Mattress
Zinus and Siena have both stuck to this trend, with the all-foam mattresses taking a streamlined approach.
It’s finished with a breathable cover.
The breathable cover features a shift resistant lower cover, to help keep everything in place.
The Zinus has a medium feel, with a surface you simply sink into.
If you’d like a more in-depth report, read theZinus Green Tea Memory Foam mattress review.
And the lack ofedge supportis an issue the bed collapses beneath you when you sit down on the sides.
The Siena is significantly firmer than the Zinus.
(For something firmer again, check out ourPlank Firm vs Siena Mattresscomparison.)
There’s one thing that both mattresses have in common motion isolation.
If you share a bed with a restless sleeper, either model is a good choice.
However, fortemperature regulation, there’s a clear winner: the Siena.
The dense foams of the Zinus hold onto heat, creating a warmer sleep surface.
The contouring of the Zinus Memory Foam Mattress
I’m not a particularly hot sleeper and I still woke up feeling stuffy some nights.
ZInus Memory Foam vs Siena Memory Foam mattress: which should you buy?
You want plenty of pressure relief:The Zinus provides excellent relief at the touch points.
The firmer surface of the Siena Memory Foam Mattress
The firm support holds my hips in place when lying on my front, to avoid aches and pains.