RV king (70 × 80) mattresses

Updated Oct 26, 2026 · 10 makers’ own size lists checked · findings from 4 independent testing sites · How we pick

70 × 80 inches 177.8 × 203.2 cm

Some RVs take a 70 × 80-inch king: two inches narrower than the more common 72 × 80 RV king and six inches narrower than a standard king.

We’ve gathered every RV king (70 × 80) mattress we could find into one list: 37 from 10 makers, each sold in exactly 70 × 80 inches.

  • 37 mattresses in this exact size
  • 9 ready-made, 28 made to order
  • 33 you can return
  • 6 independently tested
See the mattresses

Is your bed an RV king (70 × 80)?

Measure inside the frame and enter the inches.

Best RV king (70 × 80) mattresses, according to expert reviewers

Picked from what independent reviewers found in their testing (Sleep Foundation, RTINGS, Mattress Clarity, Sleepopolis and others), among mattresses sold in exactly 70 × 80″. Ordered by the evidence, not by commission; we may earn one if you buy.

Best overall

RVMattress.comPlank Firm Luxe70 × 80″: from $1,865

Independent testers liked it for back sleepers, stomach sleepers, heavier people and hot sleepers. (Sleep Foundation, Mattress Clarity)

Watch out: Brooklyn Bedding lists its height as both 12″ and 13″, so check before ordering if height matters.

See this size at rvmattress.comDetails

Best for heavier people

RVMattress.comPlank Firm70 × 80″: from $1,532

Best for heavier sleepers. (Sleep Foundation, Mattress Clarity)

Watch out: Brooklyn Bedding calls it a ten on its firmness scale, so it suits people who want a very firm bed.

See this size at rvmattress.comDetails

Best value

RVMattress.comCopperFlex RV Hybrid70 × 80″: from $1,065

The lowest price in 70 × 80″ among mattresses reviewers rated well on two or more counts. (Sleep Foundation)

Watch out: The 10″ version uses a 6″ coil unit; the 12″ and 14″ use 8″ coils.

See this size at rvmattress.comDetails

All 37 RV king (70 × 80) mattresses

Each one is sold in exactly 70 × 80 inches, checked against the maker’s own size list.

“RV king” covers 70 × 80, 72 × 80 and 70 × 74. A 72-inch mattress will not fit a 70-inch platform. We may earn a commission from qualifying purchases. How we choose and research

See every spec side by sideFeel, height, how it’s sold and returns for all 37, in one table
Detail
TypeHybridMemory foamHybridFoamHybridHybridLatexLatexFoamMemory foamFoamHybridHybridMemory foamMemory foamFoamFoamHybridMemory foamFoamFoamMemory foamMemory foamMemory foamMemory foamHybridHybridMemory foamMemory foamMemory foamFoamFoamHybridHybridHybridHybridHybrid
FeelSoft, medium or firmDepends on height: firm to mediumMedium-firmFirm, Extra Firm (flippable: one side each)Firm, Extra Firm (flippable)Soft, Medium, FirmRearrangeable soft, medium and firm layersMedium, FirmNot publishedMedium-firm; flippable (softer gel side, firmer foam side)FirmMediumFirm (10.5″), Medium (10.5″), Plush Euro Top (11.5″)Firm (8 out of 10 on Mattress Insider's scale)Medium (7 out of 10 on Mattress Insider's scale)Flippable: soft side + medium side, or medium side + firm sideFlippable: soft side + medium side, or medium side + firm sideFirm (10″), Plush (10″), Soft Pillowtop (11″)Medium-plush (5 out of 10 on Wilderness's scale)Firm / medium-firm (7 out of 10 on Wilderness's scale)Medium-firm (8 out of 10 on Wilderness's scale)Soft (ILD 26), Medium (ILD 36), Firm (ILD 46)Soft, Medium, FirmMedium FirmMedium FirmMediumNot publishedFirmFirmMedium-firmMediumMedium-plushPlushMediumPlush-mediumLuxury medium-firmLuxury firm
Height in RV king (70 × 80)13.25″ or 14″6″ or 8″ or 10″ or 12″ or 14″10″ or 12″ or 14″10″13″13.25″ or 14.5″8″7″ or 10″2.5″ or 3″ or 4″ or 5″ or 6″ or 6.5″ or 7″ or 8″ or 9″6″5.5″9″10.5″ or 11.5″You choose9.75″8″10″10″ or 11″10″8″6″8″ or 10″6″ or 8″ or 10″ or 12″6″10″12″15″6″8″10″12″14″8″10″12″12″14″
How it’s soldReady-madeReady-madeReady-madeReady-madeReady-madeReady-madeReady-madeReady-madeReady-madeMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to orderMade to order
Returns365-night trial365-night trial365-night trial365-night trial365-night trial365-night trialNo returns30-night trialReturnable365-night trial121-night trial365-night trial365-night trial365-night trial365-night trialNo returnsNo returns100-night trial100-night trial100-night trial100-night trialReturnableNo returns100-night trial100-night trial100-night trial100-night trial120-night trial120-night trial120-night trial120-night trial120-night trial120-night trial120-night trial120-night trial120-night trial120-night trial
Good fit ifYou want a coil hybrid and a choice of firmnessYou need a very low profile: 6″ or 8″RV coil mattressVery firm, flippable foamVery firm, flippable hybridCooling zoned hybridLatex for RV bedsRVs and bunksHard-to-find OEM piecesLow profile, mid-pricedMattress Insider’s firm, thin entry modelMemory foam plus coilsThree feels, edge supportFirm RV foamMedium RV foamFlip for two feelsFlip for two feelsRV hybrid, three feelsSpring-free RV comfortWeekend campersBunks and cab-oversRV short fulls and kingsOlympic queen or 70″ RV kingThin mattress for a 70″ × 74″ RV kingFoam RV mattress in 70″ × 74″Coil RV mattress, 70″ × 74″Tall coil mattress for odd RV bedsThin RV bunks and odd bedsThin RV bunks and odd bedsRV bunks and odd bedsRV bedsRV bedsThin RV bedsRV bedsRV bedsRV bedsRV beds
Independent tests3 reviewers3 reviewers2 reviewers2 reviewers3 reviewers3 reviewersNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yet
Owner feedbackNot yetOwners of this modelNot yetRelated model, not this exact oneNot yetOwners of this modelNot yetNot yetNot yetRelated model, not this exact oneMerchant-selected commentsMerchant-selected commentsMerchant-selected commentsNot yetNot yetNot yetNot yetOwners of this modelOwners of this modelRelated model, not this exact oneRelated model, not this exact oneNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yetNot yet
BuySee priceSee priceSee priceSee priceSee priceSee priceSee priceSee priceSee priceGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quoteGet a quote

Can’t find the right one?

A custom maker can build an RV king (70 × 80) mattress to your exact inches, including rounded or cut corners. Stores rarely keep this size on the floor.

Online stores that list 70 × 80

Stores whose own site lists this exact size. A listing isn’t proof it’s in stock; check before you order.

Every online store we track

What else you’ll need

Sheets

Look for fitted sheets sold as 70 × 80 with a pocket deeper than your mattress. Standard rv king sheets won’t fit properly.

A base that fits

Your frame or foundation needs to support the full 70 × 80 footprint and meet the mattress maker’s slat-gap rules.

Check your base

A topper (optional)

6 toppers come in this size.

Topper fit guide

Make sure it’s really an RV king (70 × 80)

“RV king” covers 70 × 80, 72 × 80 and 70 × 74. A 72-inch mattress will not fit a 70-inch platform.

Questions about RV king (70 × 80) mattresses

How big is an RV king (70 × 80) mattress?

70 inches wide and 80 inches long (177.8 × 203.2 cm). Some RVs take a 70 × 80-inch king: two inches narrower than the more common 72 × 80 RV king and six inches narrower than a standard king.

Will it fit my bed frame?

Measure the platform width at the head and the foot, inside any trim. Check wardrobe doors and slide-outs with the mattress at full thickness. “RV king” covers 70 × 80, 72 × 80 and 70 × 74. A 72-inch mattress will not fit a 70-inch platform.

Can I return an RV king (70 × 80) mattress?

33 of the 37 RV king (70 × 80) mattresses we list can be returned under the seller’s trial. Made-to-order mattresses often can’t. Each one’s return terms are in its details.

Where can I buy one?

Mostly online from the brands on this page, which ship to most US addresses. Local mattress factories can build one; stores rarely keep this size on the floor.

How much does it cost?

Prices change often, so we link to each seller instead of listing them. Odd sizes are often priced at or above the nearest standard size, and made-to-order ones usually cost more.

Are the owner reviews about this size?

Usually not. Owner feedback is about the mattress model, often in a more common size. Each summary says whether it’s about this exact model, and links to the source.

How common is a 70 × 80″ RV king (70 × 80) in RVs?

605 of the 8,087 RV floorplans we have bed sizes for (7%) use exactly 70 × 80″ for the main bed, across 17 makers, most often Keystone, Heartland, Brinkley RV and East to West. Sizes vary by model and year, so measure your platform before you order.

From makers’ spec sheets, brochures and floorplan drawings, plus dealer and owner reports where makers don’t publish inches.

LET’S FIND YOUR FIT

A few inches make
all the difference.

Enter your platform’s inside dimensions. We’ll find the exact listed size, or show the next step.

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