Close button Close Menu

Sleep Number Classic c4 bed

Owners Rating

Product description from Sleep Number:

The Sleep Number® c4 bed lets you take comfort into your own hands. Adjust firmness with the handheld remote while being cradled in a breathable knit sleeping surface and contouring comfort material. You’ll appreciate the luxury of a bed that was designed with your comfort in mind.

Bottom Line Is this a good bed for you?

Fit: Recommended for people who...

Prefer to sleep on their side
Prefer to sleep on their back
Prefer a lot of softness

Function: Rated for its...

Motion Isolation
Pressure Relief
Find the Right Bed

Not sure which type of bed to buy? Answer a few questions to see good matches for you with GoodBed's unbiased, personalized results.

Let's start… Select your preferred sleeping position:
This is awesome. Now I feel equipped to walk in somewhere and say with certainty, "This is exactly what I'm looking for."
— Sara in Phoenix, AZ

Reviews c4 bed

The Sleep Number Classic c4 bed mattress model is recommended by 55% of owners on GoodBed (based on 22 ratings).

Do you have a Sleep Number Classic c4 bed mattress? Write a Review!

There are 22 ratings on GoodBed for the c4 bed, but no reviews yet. Be the first.
See reviews of other Sleep Number Classic products →

Q&A c4 bed

Model Features c4 bed

Comfort Level:
Surface Type:
Euro Top


  • Specific Foundation: Recommended
Overall Build
  • Sleep Number Firmness Control™ System includes wired, backlit digital remote
  • No-Flip
  • Mattress Thickness: 10"
Which online mattress is best for you?

Before shopping online, take a short quiz to find out which online mattress options best match your unique needs and preferences. Powered by GoodBed's intelligent matching technology, you'll have the option to see your personal match score for hundreds of online choices, in addition to your top matches at nearby stores.

About this Model c4 bed

Active (edit this)
Sleep Number
Sleep Number Classic
Model Name:
c4 bed

Additional Information c4 bed


The c4 bed is a euro top soft mattress model that is part of the Classic product line manufactured by Sleep Number. The c4 bed is a 10-inch thick no-flip mattress that offers comfort padding.

Editor's Note(s):

  • Previously known as the Sleep Number® 4000 bed


Have an update or correction to our information about Sleep Number Classic c4 bed? If so, please take a moment to suggest an edit.

What size of bed are you looking for?

Not sure? Go to Mattress Size Guide