rigsize

Coachmen Prism 2150CB mattress size

Years 2019–2021Sold as PrismLength 25' 1"
54 in 80 in
To scale. Dashed: a regular queen.
Main bed54 × 80 inCustom size

That isn't a standard mattress size, so order a custom size cut to your platform.

2019 Coachmen Prism brochure, 2019.

Bunks48 × 91 in Bunk. Coachmen spec sheet, 2021. Common RV bunk sizes →

Mattresses in 54 × 80 in

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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 54 × 80 inGet a quote

Bunk mattresses in 48 × 91 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 48 × 91 inGet a quote

Bed sizes by year

YearMain bedBunksOther bedsSource
201954 × 80 in Full–Cab over 48 × 91 in, Dinette 44 × 76 in2019 Coachmen Prism brochure
2021–48 × 91 in–Coachmen spec sheet

Years not listed weren't published.

The 2150CB floorplan

Coachmen Prism 2150CB floorplan, 2021

Coachmen's 2021 2150CB floorplan.

Is this your 2150CB?

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

YearModelLengthSleeps
2019Prism 2150CB––
2021Prism 2150CB25' 1"–

Other Prism mattress sizes

Sources

  1. recreationalvehicles.info: https://recreationalvehicles.info/2019-coachmen-prism/2019-coachmen-prism-brochure-page-006.jpg
  2. Coachmen (coachmenrv.com), archived copy: https://web.archive.org/web/20201027033856/https://coachmenrv.com/class-c-motorhomes/prism/2150LE/53
  3. Coachmen (coachmenrv.com), archived copy: https://web.archive.org/web/20201027033856/https://coachmenrv.com/ImageHandler.ashx?ImageID=926

Questions

What size mattress is in the Coachmen Prism 2150CB?

The main bed is 54 × 80 in (2019 Coachmen Prism brochure, 2019).

What size are the Coachmen Prism 2150CB bunk mattresses?

48 × 91 in (Coachmen spec sheet, 2021).