rigsize

Thor A.C.E. 30.4 mattress size

Years 2020Sold as A.C.E.Length 31'-6"
60 in 75 in
To scale. Dashed: a regular queen.
Main bed60 × 75 inRV short queen

That's an RV short queen, 5 in shorter than a regular queen. A regular queen would hang off the end, so get an RV short queen.

About the RV short queen size →

Thor spec sheet, 2020.

Bunks46 × 74 in Bunk. Thor spec sheet, 2020. Common RV bunk sizes →

Mattresses in 60 × 75 in

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Top pick
Brooklyn Bedding Titan Plus Core

Brooklyn BeddingTitan Plus Core

  • Hybrid
  • 12 in thick
  • Firm
$1,399Short Queen - 60x75 · list priceSee price
Best value
Mattress Insider The Sedona

Mattress InsiderThe Sedona

  • All-foam
  • 5.5 in thick
  • Firm
$33160" x 75" · list priceSee price
Reviewers' favorite
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

$66960" x 75" · list priceSee price
Best memory foam
Mattress Insider Elation Gel Foam

Mattress InsiderElation Gel Foam

  • Memory foam
  • 6 in thick
  • cushion firm
$45960" x 75" · list priceSee price
Best hybrid
Brooklyn Bedding Titan Plus Luxe

Brooklyn BeddingTitan Plus Luxe

  • Hybrid
  • 13 in thick
  • Plush
$1,665Short Queen - 60x75 · 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 60 × 75 inGet a quote

Bunk mattresses in 46 × 74 in

Some bunks have a rounded corner, so trace yours before a custom cut. A thicker bunk mattress takes headroom from the bunk above.

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 46 × 74 inGet a quote

The 30.4 floorplan

Thor A.C.E. 30.4 floorplan, 2020

Thor's 2020 30.4 floorplan.

Is this your 30.4?

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

YearModelLengthSleeps
2020A.C.E. 30.431'-6"–

Other A.C.E. mattress sizes

27.229.530.332.333.1All A.C.E. floorplans

Sources

  1. Thor (media-center.thormotorcoach.com): https://media-center.thormotorcoach.com/m/5e46fe0326a3c9b6/original/dff1f60c-cbdb-4dcf-949a-c7e543f7a52a_2020-ace-digital-brochure-oh-spreads-pdf.pdf

Questions

What size mattress is in the Thor A.C.E. 30.4?

The main bed is 60 × 75 in (Thor spec sheet, 2020).

Will a regular queen mattress fit the Thor A.C.E. 30.4?

No. The platform is 60 × 75 in, an RV short queen. A home queen is 60 × 80 in and hangs off the end.

What size are the Thor A.C.E. 30.4 bunk mattresses?

46 × 74 in (Thor spec sheet, 2020).