Top pick
RVMattress.comSignature Hybrid
- Hybrid
- 13.25 in thick
- Soft / Medium / Firm
Sleep Foundation: Best Mattress Overall Read review
$1,465Queen · list priceSee price
Ember E-Series 21RKE mattress size
Main bed60 × 80 inQueen
That's the same size as a regular queen, so any standard queen mattress fits.
About the RV queen size →Ember spec sheet, 2027.
Mattresses in 60 × 80 in
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Best value
Mattress InsiderThe Sedona
- All-foam
- 5.5 in thick
- Firm
$36160" x 80" · list priceSee price
Reviewers' favorite
RVMattress.comAurora Luxe Cooling
- Hybrid
- 13.25 in thick
- Soft / Medium / Firm
Sleep Foundation: Best Mattress for Temperature Regulation Read review
$1,999Queen · list priceSee price
Best memory foam
Mattress InsiderElation Gel Foam
- Memory foam
- 6 in thick
- cushion firm
$45960" x 80" · list priceSee price
Best hybrid
RVMattress.comCopperFlex RV Hybrid
- Hybrid
- 10 in thick
- Medium-Firm
$799Queen · list priceSee price
Best all-foam
RVMattress.comPlank Firm
- All-foam
- 10 in thick
- Firm / Extra Firm
Mattress Clarity: Best RV Mattress for Heavy People Read review
$1,332Queen · list priceSee price
Reviewer pick
HelixHelix Midnight
- Hybrid
- 11.5 in thick
- Medium Feel
Sleep Foundation: Best Mattress for Side Sleepers Read review
$1,183Queen · list priceSee price
Reviewer pick
Mattress InsiderPark Meadow Encased Coil II
- Hybrid
- 8 in thick
- cushion-firm
Sleep Foundation: Best Mattress for Pressure Relief Read review
$66960" x 80" · list priceSee price
Bed sizes by year
| Year | Main bed | Bunks | Other beds | Source |
|---|---|---|---|---|
| 2025 | 60 × 80 in Queen | – | – | Ember spec sheet |
| 2026 | 60 × 80 in Queen | – | – | Ember spec sheet |
| 2027 | 60 × 80 in Queen | – | – | Ember spec sheet |
Years not listed weren't published.
The 21RKE floorplan
Ember's 2027 21RKE floorplan.
Is this your 21RKE?
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2025 | E-Series 21RKE | 25'3" | 2 - 4 |
| 2026 | E-Series 21RKE | 25'3" | 2 - 4 |
| 2027 | E-Series 21RKE | 25'3" | 2-4 |
Other E-Series mattress sizes
Sources
- Ember (emberrv.com), archived copy: https://web.archive.org/web/20240808020417/https://www.emberrv.com/rvs/2025-e-series/21rke/
- Ember (data.emberrv.com): https://data.emberrv.com/media/user_files/BxN2jgt9tQVD4zanbfg4ZDFJ4hPfqLN7_50198a613a8e0491f8a147771267042694f7aea1436e999716754fe2d3d262c3.pdf
- Ember (emberrv.com), archived copy: https://web.archive.org/web/20260515143333/https://www.emberrv.com/rvs/e-series/21rke/
- Ember (data.emberrv.com): https://data.emberrv.com/media/user_files/GusHBOSve0hNUjCJFUC08R6OjifOtnrV_1930f068b8a4a67e5a152dbac9e306c1828a21777f52f6f9d2893e887e7464d5.pdf
- Ember (emberrv.com): https://www.emberrv.com/rvs/e-series/21rke/
- Ember (data.emberrv.com): https://data.emberrv.com/media/user_files/ZR22JfeLYxgxRGReCkbIon9MIe3CTD82_a184a2702a34e023fad61cc25f4d85ebb67e4a8e3dd61c0e2a90db13f39a2d30.pdf
Questions
What size mattress is in the Ember E-Series 21RKE?
The main bed is 60 × 80 in (Ember spec sheet, 2027).