rigsize

Winnebago Thrive 29RLO mattress size

Years 2026–2027Sold as ThriveLength 36 ft 3 inSleeps 4
66 in 80 in
To scale. Dashed: a regular queen.
Main bed66 × 80 inOlympic queen

That's an Olympic queen, 6 in wider than a regular queen. RV mattress sellers stock it; a regular queen would leave 6 in of platform bare.

Winnebago spec sheet, 2026.

Mattresses in 66 × 80 in

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Great all around
RVMattress.com Signature Hybrid

RVMattress.comSignature Hybrid

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

Sleep Foundation: Best Mattress Overall Read review

$1,465Olympic Queen - 66x80 · list priceSee price
Best value
RVMattress.com CopperFlex Essential

RVMattress.comCopperFlex Essential

  • All-foam
  • 6 in thick
  • five comfort options
$799Olympic Queen - 66x80 · list priceSee price
Firm
RVMattress.com Plank Firm Luxe

RVMattress.comPlank Firm Luxe

  • Hybrid
  • 13 in thick
  • Firm / Extra Firm
$1,865Olympic Queen - 66x80 · list priceSee price
Cooling
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

$1,999Olympic Queen - 66x80 · list priceSee price
RV hybrid
RVMattress.com CopperFlex RV Hybrid

RVMattress.comCopperFlex RV Hybrid

  • Hybrid
  • 10 in thick
  • Medium-Firm
$799Olympic Queen - 66x80 · list priceSee price
Custom size
Mattress Insider Luxury Gel Memory Foam

Mattress InsiderLuxury Gel Memory Foam

  • Memory foam
  • 8 in thick
  • not stated
Made to 66 × 80 inGet a quote
Bedroom in a Thrive

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

The 29RLO floorplan

Winnebago Thrive 29RLO floorplan, 2026

Winnebago's 2026 29RLO floorplan.

Is this your 29RLO?

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

YearModelLengthSleeps
2026Thrive 29RLO36 ft 3 in4
2027Thrive 29RLO36 ft 3 in4

Other Thrive mattress sizes

18FBS22MBH22MLS22RBS24RKS25RLS26FKD28BHSAll Thrive floorplans

Sources

  1. bishs.com: https://www.bishs.com/product/new-2027-winnebago-thrive-29rlo-3824911-29
  2. funtownrv.com: https://www.funtownrv.com/product/new-2026-winnebago-thrive-29rlo-3694143-29
  3. Winnebago (winnebago.com): https://www.winnebago.com/Files/Images/Winnebago/Products/2026/Thrive/29RLO-Floorplan-Page/Thrive-29RLO-26-T.png

Questions

What size mattress is in the Winnebago Thrive 29RLO?

The main bed is 66 × 80 in (Winnebago spec sheet, 2026).