It is widely known fact that every person will feel different amount of firmness as the body mass, shape varies from person to person. The average rating Casper provided is 7 which is slightly higher than the standard industry rating of about 6.5. This gives Casper the edge on the firmer side.
The Casper agrees to give an even duo of pressure relief and support as well since the comfort layer provides the sink and the Zoned support and high density poly foam base sustains the lift. Thereby it highly suits most of the Combo sleepers.
On the other side, TempurPedic is softer as compared to the Casper mattresses. The firmness level is quite low varying from 4 to 6. The upper most layer is made up of comfortable and pleasant structure. The sink it provides supports a massive level of body contouring specially around the shoulders and hips. It suits side sleepers but stomach and back sleepers may bring them inconvenience.