Full Size Mattresses

Wider than a Twin, smaller than a Queen, our Full mattress line-up delivers comfort to young adults, a first apartment or a smaller guest room.

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Family relaxing on a mattress indoors
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Perfect Sleeper Hybrid Mattress

Blue upholstered bed with patterned Serta Perfect Sleeper Hybrid Firm mattress in a bedroom setting Blue upholstered bed with a Serta perfect sleeper hybrid medium mattress in a bedroom setting

  • Colors

Mattress

  • Sizes

  • Twin
  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Serta Perfect Sleeper X Quilted Hybrid Mattress

Perfect Sleeper X Quilted Hybrid Knox Firm Mattress sitting in a brown bedframe || feel: Firm || level: Level 1 Corner of Perfect Sleeper X Quilted Hybrid Excelled Extra Firm Mattress sitting in a brown bedframe || feel: Extra Firm || level: Level 1

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Serta Perfect Sleeper X Hybrid Mattress

Perfect Sleeper X Hybrid Aspen Firm Mattress sitting in a brown bedframe || feel: firm || level: Level 1 Corner of Perfect Sleeper X Hybrid Aspen Firm Mattress sitting in a brown bedframe || feel: firm || level: Level 1

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Serta iComfort Mattress

iComfort Elana Firm Mattress sitting in a brown bedframe || feel: firm || level: Standard - 11.5" iComfort Aveda Medium Mattress sitting in a brown bedframe || feel: medium || level: Standard - 12"

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Perfect Sleeper Sleep Excellence

The Serta Perfect Sleeper Sleep Excellence mattress in a bedroom on a white bed | feel: Extra Firm Corner view of the Serta Perfect Sleeper Sleep Excellence mattress in a bedroom | feel: Extra Firm

  • Colors

Mattress

  • Sizes

  • Twin
  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Perfect Sleeper Innerspring Mattress 2023 Version

Serta Perfect Sleeper firm mattress in bedroom on beige bed||feel: firm||level: enhanced Serta Perfect Sleeper medium mattress in bedroom on beige bed||feel: medium||level: enhanced

  • Colors

Mattress

  • Sizes

  • Twin
  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Perfect Sleeper Hybrid Mattress 2023 Version

Serta Mattress on a bed with a nightstand and 'Real Simple Smart Sleep Awards 2026' badge. Corner view of Serta Perfect Sleeper hybrid firm mattress||feel: firm||level: standard

  • Colors

Mattress

  • Sizes

  • Twin
  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Serta® iSeries® NXG™ Mattress - 3500 Hybrid

Blue Serta® iSeries® NXG™ mattress on a wooden bed frame with a dark blue wall and wooden nightstands. Blue Serta® iSeries® NXG™ mattress with a visible brand logo on a wooden bed frame in a bedroom setting.

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • Split Head Queen
  • King
  • Split Head King
  • Cal King

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Serta Classic Mattress - Standard

Serta classic dorian firm mattress sitting in a beige bed frame ||feel: firm||level: standard Serta classic alden medium mattress sitting in a beige bed frame ||feel: medium ||level: standard

  • Colors

Mattress

  • Sizes

  • Twin
  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Perfect Sleeper Innerspring Mattress Cascade Canyon

Serta Perfect Sleeper firm mattress on a wooden bed frame in a bedroom setting Serta Perfect Sleeper medium mattress on a wooden bed frame with pillows in a bedroom setting

  • Colors

Mattress

  • Sizes

  • Twin
  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Serta® iSeries® NXG™ Mattress - 1500 Hybrid Firm

Blue Serta iSeries NXG Hybrid mattress on a wooden bed frame with pillows in a bedroom setting. Serta iSeries NXG 1500 Hybrid Firm mattress with features highlighted on a blue background

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Serta® iSeries® NXG™ Mattress - 2500 Hybrid

Blue Serta® iSeries® NXG™ Mattress mattress on a wooden bed frame with a gray wall and nightstands. Blue iSeries® NXG Hybrid mattress with a brand logo on a wooden bed frame against a blue wall.

  • Colors

  • Sizes

  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Serta® iSeries® NXG™ Mattress - 4500 Hybrid Ultra Plush

Blue Serta® iSeries® NXG™ mattress with brand logo on a wooden bed in a bedroom setting Serta iSeries NXG 4500 Hybrid Plush mattress with sectional view and features listed on a blue background

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • Split Head Queen
  • King
  • Split Head King
  • Cal King

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Serta® iSeries® NXG™ Mattress - 1500 Firm Foam

Blue Serta iSeries NXG mattress on a wooden bed frame with a dark blue wall and white pendant lights. Serta iSeries NXG 1500 Luxury Firm mattress with layers and features highlighted on a blue background

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Serta® iSeries® NXG™ Mattress - 2500 Plush Foam

Blue Serta iSeries NXG mattress on a wooden bed frame with pillows against a blue wall. Serta iSeries NXG 2500 Plush mattress with layers and features highlighted on a blue background

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Serta® iSeries® NXG™ Mattress - 3500 Medium Foam

Bed frame with a blue Serta iSeries NXG mattress topper in a bedroom setting Serta iSeries NXG 3500 Medium mattress with layers labeled and text about features on a blue background

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • Split Head Queen
  • King
  • Split Head King
  • Cal King

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Serta® iSeries® NXG™ Mattress - 4500 Ultra Plush Foam

Blue Serta iSeries NXG mattress with a brand logo on a wooden bed frame in a bedroom setting. Serta iSeries NXG 4500 Ultra Plush mattress with features highlighted on a blue background

  • Colors

Mattress

  • Sizes

  • Twin XL
  • Full
  • Queen
  • Split Head Queen
  • King
  • Split Head King
  • Cal King

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Perfect Sleeper Innerspring Mattress Cascade Ridge Plush 12.5"

Serta Perfect Sleeper plush mattress on a wooden bed frame with decorative pillows in a bedroom setting. Serta Perfect Sleeper plush mattress on a wooden bed with decorative pillows and a nightstand in a bedroom setting.

  • Colors

Mattress

  • Sizes

  • Twin
  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

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Perfect Sleeper Innerspring Mattress Cascade Range

Serta perfect sleeper plush mattress on a bed in a bedroom setting with a Serta logo. Serta perfect sleeper firm mattress on a bed in a bedroom setting with neutral decor.

  • Colors

  • Sizes

  • Twin
  • Twin XL
  • Full
  • Queen
  • King
  • Cal King

Size

  • Twin (8)
  • Twin XL (19)
  • Full (19)
  • Queen (19)
  • King (19)
  • Cal King (19)
  • Split Head Queen (4)
  • Split Head King (4)

Product type

  • Mattress (17)

Full size mattress frequently asked questions

What are Full size bed dimensions?

Approx. Size: 53” X 74.5” / 3,948.5 sq in / 27.4 sq ft

Full sizes are 53 inches wide by 74.5 inches long approximately, give or take a little bit, which equates to 3,948.5 square inches and 27.4 square feet.

Want to learn more about the different sizes we offer, check out our mattress size guide.

Queen vs Full sizes. What’s the difference?
A full is approximately 7 inches less in the width and approximately 5 inches less in length when you compare it to a Queen.
Is a double bed the same as a Full?
Yes. Double and full are just two different names for the exact same size bed.
Can a Full size bed fit two adults?
Yes, especially for those adults who like to cuddle. However, some couples may prefer more room and that is where a Queenor King would be best.
How much does a Full sized mattress cost?
A quality full size bed on average can range anywhere from $600 to $2,000. It all depends on the materials used to make it.
Why should I buy a Serta mattress Full size online?
While the Serta brand is in a lot of stores, we have made shopping for a Full-size online simple and easy with a 120-Day in-home trial along with free shipping right to your door.
Do you ship internationally?
We only ship within the lower 48 states of the United States. Unfortunately, right now we do not offer shipping to Alaska or Hawaii.
Do you offer financing?

Financing is available directly through our website. We have partnered with Affirm to offer financing or pay-over-time options for our customers. At checkout, you will be given the option to pay through Affirm. If approved, you will be given loan options for 3, 6, or 12 months. All interest is provided up front, there are no hidden fees, and only a soft credit check is done through Affirm's system for approval. After you've confirmed your choice, you will be redirected back to our website to complete checkout.

Affirm only requests a soft credit check for approval, so the credit inquiry won’t affect your credit score. Once you've selected your financing term, you will be redirected back to the website to complete your purchase.

For returns and cancellations, refunds will be processed through Affirm and posted to your Affirm account. Refunds will be processed within 3-10 business days. Keep in mind the interest charge will not be refunded.

Please note that financing through Affirm is not available in West Virginia and Iowa.

SHOP WITH CONFIDENCE

Buy online from a company you trust

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100-day trial

If you’re not completely satisfied, you can exchange or return it for a refund.

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Free shipping and returns

All products ship free and feature free returns when you order directly from Serta.com.

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10-year limited warranty

You should be able to rely on the quality of your rest. That’s why every Serta® bed is backed by our hassle free warranty.

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Monthly financing with Affirm

Quick, simple financing options with Affirm. Apply at checkout.

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SHOPPING YOUR WAY

Try out a Serta in-store, hassle-free

Want to test out and feel our products before you buy? Our Sleep Ambassadors will offer you a personalized, no-pressure in-store experience. Visit a store near you today.

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