Rv Mattresses For Rv King Beds

Find RV mattresses for RV king beds at Mattress Firm. Explore mattress options in sizes designed to fit RV king bed spaces and compare choices to find the right fit for your sleep setup.

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Sleepy's 10" Medium Memory Foam RV Mattress

181

Starting at

$1099⁹⁹

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Sleepy's 8" Medium Memory Foam RV Mattress

132

Starting at

$799⁹⁹

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Beautyrest BR800 12" Plush Euro Top Mattress

745

Starting at

$1399⁹⁹

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beauty Sleep® Midnight Dream 13.75" Plush Mattress

102

Starting at

$669⁹⁹

$1449⁹⁹

$780 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Bed Partner
Temperature
Pain

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's Basic Memory Foam Firm Mattress

3239

Starting at

$299⁷⁷

$999⁹⁹

$700 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn
Support

Sleepy's By Sealy Memory Foam Plush Mattress

2797

Starting at

$999⁹⁹

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Toss and Turn
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 11.5" Medium Firm Mattress

3191

Starting at

$1299⁹⁹

Medium Comfort, best for

Back, Side, Stomach Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's Basic Innerspring Firm Mattress

8697

Starting at

$249⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Pain
Bed Partner
Allergies
Toss and Turn

Beautyrest PressureSmart 2.0 Plush 11.75" Mattress

6252

Starting at

$1150⁰⁰

$2299⁹⁹

$1150 OFF

Plush Comfort, best for

Side Sleepers
Temperature
Bed Partner
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tulo Bamboo 8" Medium Green Tea Memory Foam Mattress

5567

Starting at

$809⁹⁹

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Essentials Spruce 5.5" Firm Mattress

1372

Starting at

$549⁹⁹

$949⁹⁹

$400 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

Sleepy's Basic Foam Mattress

1418

Starting at

$649⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tulo Bamboo 10" Medium Green Tea Memory Foam Mattress

5567

Starting at

$889⁹⁹

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tempur-Pedic TEMPUR-ProBreeze Medium Hybrid 12" Mattress

1679

Starting at

$4699⁰⁰

$5199⁰⁰

$500 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Receive $300 Instant Gift⁴ with purchase + Calm app 3-month free trial

Sealy Tanglewood Medium Mattress

Starting at

$529⁹⁹

Medium Comfort, best for

Side, Back, Stomach Sleepers
Temperature
Pain
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beauty Sleep® Midnight Dream II 12.25" Medium Euro Top Mattress

167

Starting at

$669⁹⁹

$1399⁹⁹

$730 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Toss and Turn
Bed Partner
Pain
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Memory Foam Medium Mattress

3511

Starting at

$889⁹⁹

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Toss and Turn
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Firm 11" Mattress

Starting at

$1100⁰⁰

$2199⁹⁹

$1100 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Bed Partner
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Charlotte 2.0 Medium Euro Top Mattress

2621

Starting at

$1499⁹⁹

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's Rest Firm 2.0 Innerspring Mattress

7012

Starting at

$449⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Serta Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

1443

Starting at

$1999⁹⁹

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 13.5" Plush Pillow Top Mattress

2795

Starting at

$1499⁹⁹

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Hybrid Medium 13" Mattress

1758

Starting at

$1475⁰⁰

$2949⁹⁹

$1475 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

3306

Starting at

$1699⁹⁹

Extra Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Pain
Allergies
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 11.25" Firm Mattress

2242

Starting at

$1299⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Estate 14.5" Firm Mattress

1829

Starting at

$2799⁰⁰

$3099⁰⁰

$300 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

Receive $300 Instant Gift⁴ with purchase.

RV mattresses for RV king beds offer generous sleeping space while fitting the unique proportions of a recreational vehicle. An RV king mattress commonly measures about 72 inches wide by 80 inches long, making it narrower than a standard king mattress while preserving a comfortable length for two adults. However, RV layouts vary widely, and a short king may measure approximately 72 inches by 75 inches or 70 inches by 80 inches. Some platforms may use other dimensions, especially when the bed is positioned in a slide-out or a compact sleeping area. Measuring the mattress platform from edge to edge is the best place to begin. Record the width and length, check the shape of the corners, and note any built-in ledges, cutouts or wall clearances before choosing a replacement. A mattress that is slightly too wide can interfere with slide-out movement, cabinet doors or walkways, while one that is too long may press against a wall and make it difficult to put on sheets. It is also helpful to measure the available height from the platform to the ceiling, storage compartments and windows. A thicker mattress can provide a more substantial feel, but limited overhead clearance may make a lower-profile option more practical. For additional RV sleeping spaces and different floor plans, explore Rv Mattresses For Travel Trailers

Comfort preferences matter just as much on the road as they do at home. Side sleepers often appreciate a surface with enough cushioning to ease pressure around the shoulders and hips, while back and stomach sleepers may prefer a firmer feel that helps them feel supported. A medium feel can be a versatile choice for an RV shared by people with different sleep preferences, particularly when the mattress will be used by family members or guests throughout the year. Memory foam can provide close contouring and help reduce motion transfer when one person shifts during the night, an advantage in a compact sleeping area where movement may be more noticeable. A hybrid design can combine cushioning with a more responsive feel and supportive structure, which may be appealing to sleepers who do not want to feel deeply settled into the mattress. Consider the mattress weight as well. An RV mattress may need to be lifted, rotated or removed from a tight space during cleaning, maintenance or storage, so a manageable design can make everyday care easier. If the mattress is being purchased as a gift for someone who enjoys long road trips, a permanent campsite or weekend escapes, confirm the exact RV make and model or ask for the bed platform measurements discreetly. Even a thoughtful gift can be difficult to use if it does not match the sleeping area. Sheets and mattress protectors should also be selected for the mattress dimensions rather than assumed to fit based only on the RV’s general bed size.

The environment beneath an RV mattress deserves particular attention. Sleeping platforms may sit over exterior compartments, slide-outs or areas exposed to changing temperatures, creating conditions where condensation can collect beneath the mattress. Before installation, inspect the platform for moisture, uneven surfaces or damaged support boards, and make sure the mattress has adequate support across its full length and width. Allowing airflow underneath can help reduce trapped humidity, which is especially important when an RV is closed up during cooler months or moved between damp and dry climates. A breathable mattress protector, regular ventilation and occasional inspection underneath the mattress can support a fresher sleep space. Avoid placing a new mattress on a wet or poorly ventilated surface, and follow the care instructions for cleaning and airing it out. During travel, keep bedding dry and avoid storing heavy items on top of the mattress for long periods, since excess weight can affect its shape. Think about how the RV will be used, too. A couple spending extended stretches on the road may value durable support and generous sleeping space, while occasional campers may prioritize easy handling and a comfortable upgrade from a thin original mattress. Families may want room for a child to sleep alongside an adult, while guests may appreciate a familiar, supportive surface after a full day of driving, hiking or sightseeing. With accurate measurements, appropriate clearance and a feel suited to the sleepers, RV mattresses for RV king beds can turn a compact travel space into a restful retreat from the road.

What are RV mattresses made from? + -

RV mattresses are available in materials such as memory foam, innerspring coils and hybrid designs. Each material offers a different feel, support style and level of airflow.

How do RV mattresses differ from residential mattresses? + -

RV mattresses are designed for recreational vehicles and may feature specialized shapes, profiles or construction to fit the unique layout of an RV bedroom. They come in a range of materials and comfort preferences.

How do I choose the right comfort level for an RV mattress? + -

Consider whether you prefer a plush, medium or firm feel, along with your preferred mattress materials. Memory foam can offer a contouring feel, while innerspring and hybrid options combine cushioning with a more responsive surface.

How should I care for an RV mattress? + -

Use a breathable mattress protector, rotate the mattress according to the manufacturer’s instructions and allow bedding to air out when possible. Regularly cleaning sheets and surrounding surfaces can also help maintain a fresh sleep space.

Are RV mattresses available in different materials and comfort styles? + -

Yes. RV mattresses are offered in memory foam, innerspring and hybrid constructions, with comfort styles ranging from plush to firm. This makes it easier to find an option that suits your preferred sleep feel.