rigsize

Keystone Cougar 26RKS mattress size

Years 2020–2021Sold as Cougar Half-TonLength 30 ft 0 inSleeps 6
70 in 80 in
To scale. Dashed: a regular queen.
Main bed70 × 80 inRV king

That's an RV king, 6 in narrower than a regular king (76 × 80 in). A regular king won't fit, so get an RV king in exactly 70 × 80 in.

About the RV king size →

recreationalvehicles.info, 2021.

Mattresses in 70 × 80 in

We may earn a commission when you buy through some of these links. It doesn't change which mattresses we list.

Top pick
RVMattress.com Signature Hybrid

RVMattress.comSignature Hybrid

  • Hybrid
  • 13.25 in thick
  • Soft / Medium / Firm

Sleep Foundation: Best Mattress Overall Read review

$1,865RV King - 70x80 · list priceSee price
Best value
RVMattress.com CopperFlex Essential

RVMattress.comCopperFlex Essential

  • All-foam
  • 6 in thick
  • five comfort options
$799RV King - 70x80 · list priceSee price
Reviewers' favorite
RVMattress.com Aurora Luxe Cooling

RVMattress.comAurora Luxe Cooling

  • Hybrid
  • 13.25 in thick
  • Soft / Medium / Firm

Sleep Foundation: Best Mattress for Temperature Regulation Read review

$2,465RV King - 70x80 · list priceSee price
Best hybrid
RVMattress.com CopperFlex RV Hybrid

RVMattress.comCopperFlex RV Hybrid

  • Hybrid
  • 10 in thick
  • Medium-Firm
$1,065RV King - 70x80 · list priceSee price
Best all-foam
RVMattress.com Plank Firm

RVMattress.comPlank Firm

  • All-foam
  • 10 in thick
  • Firm / Extra Firm

Mattress Clarity: Best RV Mattress for Heavy People Read review

$1,532RV King - 70x80 · list priceSee price
Custom size
Mattress Insider Park Meadow Encased Coil II

Mattress InsiderPark Meadow Encased Coil II

  • Hybrid
  • 8 in thick
  • cushion-firm

Sleep Foundation: Best Mattress for Pressure Relief Read review

Made to 70 × 80 inGet a quote
Bedroom in a Cougar

The Cougar bedroom. Measure the platform, not the old mattress, before you buy.

Is this your 26RKS?

Check the year and length against your RV before you order.

YearModelLengthSleeps
2020Cougar Half-Ton 26RKS30 ft 0 in6
2021Cougar Half-Ton 26RKS30 ft 0 in6

Other Cougar mattress sizes

Sources

  1. Keystone (keystonerv.com): https://www.keystonerv.com/product/cougar-half-ton/luxury-travel-trailers/floorplans/26RKS

Questions

What size mattress is in the Keystone Cougar 26RKS?

The main bed is 70 × 80 in (recreationalvehicles.info, 2021).